105
TO: FROM: SUBJECT: State of Hawaii Department of Land and Natural Resources COMMISSION ON WATER RESOURCE MANAGEMENT Honolulu, Hawaii NOV 15 1996 Michael D. Wilson, Chairperson Rae M. Loui, Deputy Director Re-Allocation of Permitted Use for Well No. 2254-01 We are transmitting a submittal for your review and approval to move the permitted use of Halawa Red Hill Shaft (Well No. 2254-01) from the Pearl Harbor to the Honolulu Sector. The source at the surface is located within the boundary of the Pearl Harbor Sector, but draws water from the Honolulu Sector. We believe that there was an error made in 1989 when the Commission approved the use as part of the Pearl Harbor Sector, and that the change can be administratively approved. The attached submittal provides additional background information. LN:ss

State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

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Page 1: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

TO:

FROM:

SUBJECT:

State of Hawaii Department of Land and Natural Resources

COMMISSION ON WATER RESOURCE MANAGEMENT Honolulu, Hawaii

NOV 15 1996

Michael D. Wilson, Chairperson

Rae M. Loui, Deputy Director

Re-Allocation of Permitted Use for Well No. 2254-01

We are transmitting a submittal for your review and approval to move the permitted use of Halawa Red Hill Shaft (Well No. 2254-01) from the Pearl Harbor to the Honolulu Sector. The source at the surface is located within the boundary of the Pearl Harbor Sector, but draws water from the Honolulu Sector. We believe that there was an error made in 1989 when the Commission approved the use as part of the Pearl Harbor Sector, and that the change can be administratively approved. The attached submittal provides additional background information.

LN:ss

Page 2: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

• ... '",

Page 3: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

BENJAMIN J. CAYETANO GOVERNOR OF HAWAII

o Q

STATE OF HAWAII DEPARTMENT OF LAND AND NATURAL RESOURCES

COMMISSION ON WATER RESOURCE MANAGEMENT P. O. BOX 621

HONOLULU, HAWAII 96809

STAFF SUBMITTAL

Navy Public Works Center RE-ALLOCATION OF PERMITTED USE FOR

Halawa Red Hill Shaft (Well No. 2254-01) from Waimalu Ground Water Management Area, Pearl Harbor Sector to

Moanalua Ground Water Management Area. Honolulu Sector. Oahu

BACKGROUND:

MICHAEL D. WILSON CHAIRPERSON

ROBERT G. GIRALD DAVID A. NOBRIGA

LAWRENCE H. MilKE RICHARD H. COX

HERBERT M. RICHARDS, JR.

RAE M. LOUI, P.E. DEPUTY

On December 31, 1979, Navy Public Works Center submitted a Declaration of Existin~ Water Withdrawal and Use in the Pearl Harbor Ground Water Control Area for Halawa Red Hill Shaft (Well No. 2254-01).

On May 17, 1989, the Commission on Water Resource Management approved adjustments to permitted uses in the Pearl Harbor Water Management Area. Included in this action was Well No. 2254-01.

ANALYSIS/ISSUES:

According to a Board of Water Supply report on the geology and ground water resources of the Honolulu-Pearl Harbor Area (Wentworth, 1951),

"The Red Hill shaft and tunnel of the U.S. Navy lies on the west side of the Red Hill crest and hence in the Ewa, rather than the Honolulu, land district. However, the boundary between the Moanalua and Pearl Harbor isopiestic areas is in Halawa Valley, west of Red Hill and the Navy shaft therefore draws water from the Moanalua ground-water area. "

Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment.

RECOMMENDATION:

The staff recommends that the Chairperson approve the re-allocation of the permitted use for Halawa Red Hill Shaft (Well No. 2254-01) from the Waimalu Ground Water Management Area, Pearl Harbor Sector to the Moanalua Ground Water Management Area, Honolulu Sector, Oahu. All the rights and conditions of the previously approved permitted use remain.

Respectfully submitted,

~ Deputy Director

APPROVED:

:;II~ ICHAEL D. WILSON, Chairperson

Page 4: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

,

TO:

FROM:

SUBJECT:

State of Hawaii Department of Land and Natural Resources

COMMISSION ON WATER RESOURCE MANAGEMENT Honolulu, Hawaii

NOV 15 1996

Michael D. Wilson, Chairperson •

Rae M. LoW, Deputy Director~ Re-Allocation of Permitted Use for Well No. 2254-01

We are transmitting a submittal for your review and approval to move the permitted use of Halawa Red Hill Shaft (Well No. 2254-01) from the Pearl Harbor to the Honolulu Sector. The source at the surface is located within the boundary of the Pearl Harbor Sector, but draws water from the Honolulu Sector. We believe that there was an error made in 1989 when the Commission approved the use as part of the Pearl Harbor Sector, and that the change can be administratively approved. The attached submittal provides additional background information.

LN:ss

Page 5: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

BENJAMIN J. CAYETANO GOVERNOR OF HAWAII

STATE OF HAWAII DEPARTMENT OF LAND AND NATURAL RESOURCES

COMMISSION ON WATER RESOURCE MANAGEMENT P.D.BOX621

HONOLULU. HAWAII 96809

STAFF SUBMmAL

Navy Public Works Center RE-ALLOCATION OF PERMITIED USE FOR

Halawa Red Hill Shaft (Well No. 2254-01) from Waimalu Ground Water Management Area, Pearl Harbor Sector to

Moanalua Ground Water Management Area. Honolulu Sector. Oahu

BACKGROUND:

MICHAEL D. WILSON

ROBERT G. GIRALD DAVID A. NOBRIGA

LAWRENCE H. MilKE RICHARD H. COX

HERBERT M. RICHARDS. JR.

RAE M. LOUI, P.E. DEPUTY

On December 31, 1979, Navy Public Works Center submitted a Declaration of Existin~ Water Withdrawal and Use in the Pearl Harbor Ground Water Control Area for Halawa Red Hill Shaft (Well No. 2254-01).

On May 17, 1989, the Commission on Water Resource Management approved adjustments to permitted uses in the Pearl Harbor Water Management Area. Included in this action was Well No. 2254-01.

ANALYSIS/ISSUES:

According to a Board of Water Supply report on the geology and ground water resources of the Honolulu-Pearl Harbor Area (Wentworth, 1951),

"The Red Hill shaft and tunnel of the u.s. Navy lies on the west side of the Red Hill crest and hence in the Ewa, rather than the Honolulu, land district. However, the boundary between the Moanalua and Pearl Harbor isopiestic areas is in Halawa Valley, west of Red Hi1~ and the Navy shaft therefore draws water from the Moanalua ground-water area. "

Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment.

RECOMMENDATION:

The staff recommends that the Chairperson approve the re-allocation of the permitted use for Halawa Red Hill Shaft (Well No. 2254-01) from the Waimalu Ground Water Management Area, Pearl Harbor Sector to the Moanalua Ground Water Management Area, Honolulu Sector, Oahu. All the rights and conditions of the previously approved permitted use remain.

Respectfully submitted,

APPROVED:

MICHAEL D. WILSON, Chairperson

Page 6: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o Q

Geology and Ground-water Resources of the

Honolulu-Pearl Harbor Area

Oahu, Hawaii

CHESTER K. WENTWORTH

..

BOARD OF WATER SUPPLY CITY AND COUNTY OF HONOLULU

HONOLULU, HAWAII

1951

---------- -----_'-"1"-

Page 7: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o OCCURRENCE AND BEHAVIOR OF GROUND WATER 71

areas of equal pressure. There is some variation in the ploratory diamond drilling, both in Kalihi \' alley and in degree of equality among the areas. In Areas I to 3, in- and near W aiawa Valley, has revealed that while basal elusive, the variation in static levels in anyone is very water levels under the spurs are quite uniform and con­slight, not over 0.2 feet among all the artesian and basal sistent for I or 2 miles inland, those directl}· under the wells or shafts, except for wells in which the head is valley fill are irregular and higher. abnormal owing to leakage or excess salinity of the water. It appears that under the lowest part of the valley In each of the~e areas, such levelness across perhaps 2 fill, inland from the point where the valley fill passes miles of spur between the valley fill barriers is in very below the basal water level, the Koolau lava flows are striking contrast to the abrupt change of head of 1 or probably weathered and less permeable than they are else­more feet across the 34- or 0-mile width of the barrier. where, owing no doubt to the persistent weathering caused The term isopiestic is very well justified. by percolating water falling from the Ian fill tongue.

Slightly greater differences are shown in the Moana- There is evidence, both in Kalihi and 'Vaiawa valley lua area, No.4, especially since there is apparently a slight bottoms, that under and near the tongue of cap rock filling valley fill barrier in Moanalua Valley, and a much greater the old valley section the Koolau formation is receiving difference is found in the Pearl Harbor area. This area water from the cap rock tongue and is more weathered is much wider than the others and while there are several and less permeable than it is at a greater distance. Such major valleys corning out to the margin of Pearl Harbor, a process probably operates to produce an a .. "ial section there is very little evidence that the valley fill in any of under each of the valley bottoms extending farther in­these valleys northwest of North Halawa has sufficient land than the actual valley fill and forming a relative depth to occasion a consistent difference in basal or arte- barrier between the basal water bodies of adjacent isopi­sian levels on the two sides. Both Halawa Valleys are estic areas. This condition affords a further and most barriers with about half of the fall of head from Area 4- plausible explanation of the observed differences of level to 6 occasioned by each. From Aiea to Waimalu Valley (fig. 19). there is a gradual fall of nearly 2 feet in the basal head, Development of water by skimming tunnels from the and thence westward the head rises again at Honouliuli basal water body commenced actively about 1935. A to nearly equal that at Aiea. Perhaps the most plausible number of stations have been completed so that in the explanation that can be given for this sag in the Pearl Honolulu portion, Areas 1 to 5, about 40 per cent of the Harbor isopiestic level is that the several large. Pearl daily draft comes from such stations, and in the Pearl Harbor springs and, possibly, other exposed spots in the Harbor area. No.6, the percentage is approximately 30 Koolau aquifer lie in this stretch and the cap rock is not per cent of the whole. so broad and not so effective in this middle zone as it is in H:nd-Clarke Tunnel consists of H5 feet of main the Halawa sector on the east or in the Ewa sector on tunnel with a shorter branch driven inland from a pit the west. Thus the difference can be explained on the near the former Hind-Clarke Dairy. This operated on basis of relative effectiveness of the cap rock ; no valley fill a basal water head of about 2.5 feet but is now filled in. barriers have yet been correlated with abrupt head dif- There is no continuous record of discharge but the amount ferences. at times was about 0.4 mgd, with salinity at about 500

It is evident that the head maintained in a given ppm. ground-water storage area, such as these isopiestic areas The Waialae underground pumping station of the of Oahu, is an equilibrium based on the relative inflow Board of 'Vater Supply consists essentially of a sump from infiltration and outflow by natural leakage and excavated nearlv to sea level, with 67 feet of tunnel driven artificial draft;, The leakage may be to the ocean or to at an invert ele~ation of about 6 feet. Tests have shown an adjacent area, or it may be reversed in sign and become that only a very small fraction of the water comes from inflow by leakage from an area of higher head. In the the tunnel. The static basal water level is currently, 1947, case of the several units of southern Oahu, there are at about 9.3 feet and the draft is limited to about 0.5 mgd certain intake areas whose rainfall reaches each of two (at a rate of 2.3 ,mgd) by the salinity of 155 ppm set ground-water areas; the amount of water reaching the as an operating limit. Plans have been made to extend continuous basal water table is determined by rainfall the tunnel length at this station by some hundreds of conditions. The"·inland part of the basal water table is feet to permit exploiting an estimated 2.0 mgd or better, not separated by 'the valley fill barriers themselves; water without the restriction imposed by the drawdown and on any segment of the water table that is higher than salinity occasioned by the present station conditions. adjacent segments would tend to spread to these adjacent The Kalihi underground pumping station is served by areas. a sump driven nearly to sea level and by 85 feet of tunnel

Since the differences in level. of the basal water in at an invert of 20 feet. As in the \Vaialae station only adjacent isopiesticareas are quite marked, it has been a small fraction of the draft comes from the tunnel. The postulated by some that the areas might be separated by station is currently supplying about 10 mgd on a 24-hour systems of dikes. No field evidence of such dikes has ever schedule, with salinity at 58 ppm and at a drawdown been found, and,the chief cause of the separation is now of approximately 1.5 feet. generally accepted to be the relatively impervious Valley~ The Red Hill shaft and tunnel of the e. S. Navy fiits wh:ch are known in some instances to extend down- res orUhe west side of the Red Hill crest and hence in the w~~d to nearly 1,000 feet below sea level. Recently, ex- . Ewa. rather than the Honolulu, land district. However,

------------ " ... -

Page 8: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-~

\

o 72 GROUND-WATER HYDROLOGY

-!!.'~!..!...I!'! __ -40 40

30 30 ...... Itll

0e ..... 1'.5

!!'!'!!~~ til =-- .!..!!C!.:....,3S ____ _

-- -------- ---~ 20 20

-~.~ !.!.!'- - ---- ----10

o~------------------------------------~------------~--------~--------~----~------~o Pearl Harbor (6)

Moanalua (4)

KaUhi SIF.tanla "0111111 Walalae (3) (2) (I) (5)

FIGURE 19. Diagram of maximum and minimum heads, Areas 6, 4, 3, 2, 1, and S, with dates.

the boundary between the ~Ioanalua and Pearl Harbor isopiestic areas is in Halawa Valley, west of Red Hill, and the Navy shaft therefore draws water from the l\Ioanalua ground-water area. The sump of the shaft is driven below sea level, and the water is derived largely from 1,121 feet of tunnel commenced on an invert of 5 feet above sea level. Under a draft starting in 19~3 and reaching a maximum of 20 mg~ in 1946, the salinity climbed from 8~ in 1944 to 118 in 1946. At a draft of

I 10 mgd and regional head above 25 feet. the salinity is ~rrently about 90 ppm.

The Halawa shaft and tunnel of the Board of Water Supply is driven in the north wall of ~orth Halawa Valley. It consists of an inclined shaft to reach a pump room with floor at 23 feet above sea lenl and a sump which extends to 18 feet below sea level. The development tunnel, starting at the pump room with an invert eleva­tion of -2 feet, extends 919 feet in an inland direction at a gra~e of 0.5 foot per hundred feet. The current output of this station is about 7.5 mgd on a 24-hour schedule. The static salinity of this station has been determined at about 52 ppm; in the draft range from 7.5 to 15 mgd. the chloride content is 32 ppm and has shown no srstematic change since 19~5. This is one of the rare instances of a well or shaft in which salinity up to a certain point decreases with increase of draft.

The Halawa shaft and tunnel station of the U. S. Navy cons:sts of an inclined shaft with sump and short infiltration tunnels. Following some reconstruction the tunnel has a total length of 248 feet and enters the sump with an invert of 11 feet. The current draft from the station is about 4 mg~ and with salinity at 125 ppm.

The basal station of the Honolulu Plantation Com­pany at Aiea is a vertical shaft driven from the elevation of 187 feet. The bottom stands at -6 feet and there is a total of 800 feet of tunnel. This station in recent months

has drawn less than 1 mgd, with a salinity of 125 ppm. The City and County of Honolulu drilled two wells

from the elevation of 302 feet to the basal water in Aiea Gulch inland from the Honolulu Plantation mill. These holes are 16 inches in diameter, 10.7 feet apart, and reach 40 feet below sea level. They are not yet in regular use (January, 1951).

The City and County has a vertical shaft driven from the elevation of III feet inland from Pearl City. This shaft is expanded at the bottom by horizontal drill holes. The draft of basal water in recent months (1948) has varied from 0.25 to 0.50 mgd, with a salinity of about 120 ppm. Farther inland, with a curb elevation of 495 feet, is a deep well operated by the territorial Waimano Home. The draft from this well is small, with salinity at 24 ppm.

The Navy is constructing a basal shaft and tunnel in Waiawa Valley, and teSt holes were bored in 1948 and 1949 to secure data bearing on the exact location and design. In January, 1951, the tunnel, at a -4-foot invert, was 1,200 feet long an~ was yielding 25 mgd. of salinity 100 ppm, during construction dewatering. In the major valley west of Waipahu, formerly called Waikele Valley but now more properly Waipahu Valler,1 are two basal tunnels 290 and 1,140 feet in length, respectively, driven by the Oahu Sugar Company in 1906. The longer of these has a yield of about 4 mgd. The invert elevations are 7 and 3 feet, respectively.

Ewa Plantation Company Tunnel, driven in 1939, has an invert level of -4 feet and is 1,086 feet in length. In 1948, with discharge around 15 mgd, it showed a salinity of 154 ppm.

In ad~ition to the several basal tunnels described

TDecision of Geographic Names Board; letter from Max Carson, District Engineer. U.S. Geological Survey, to Robert D. King, Territorial Survey Office, October 22, 1943.

...

Page 9: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

Mr. William paty, Jr. Chairperson Commission on Water state of Hawaii POBox 621 Honolulu, HI 96809

Dear Mr. Paty:

93 JAN?~ A B: U 7

IN REPLY REFER TO:

11330 Ser 09C/ U U U J J

JAN 22 1993

...rI i:?'. "'({' 0:-tJ--; ,~~, Q~".' .. :'~~' {1:}tli:"

(\' ~/: ..0 • 'P:~ ' .. ;' , .~~~ ···t~. •

since 1978, when the state of Hawaii's Board of La~~~nd .~ Natural Resources first proposed the establishment of th~>~ p Pearl Harbor Ground water Control Area, there has been a \~_ .. '1-" continuing disagreement between the state and Navy over w~ther the Ground water Control Act (HRS Chapter 177) or its successor, the state Water Code, could constitutionally be applied to allow state regulation of Navy wells. In spite of this disagreement, Navy and state planners and engineers have worked effectively together to reach mutually satisfactory agreements on Navy water use and conservation, but the unresolved legal issue has made the work of Navy personnel more difficult, and I suspect it is the same for the state.

As you may know, the Navy is currently considering whether to construct new family housing at Naval Air station Barbers Point, and the availability of water is an important factor in this decision. We have notified the Commission of Water Resource Management that there may be increased pumpage from the Navy's Barbers Point well, and the Commission has replied that the Navy must apply for a permit for such action.

This brings the legal issue once again to the forefront, even though there is every likelihood that Navy and state engineers and planners will once again work out suitable water use plans without ever reaching an actual conflict.

To ease the work of both our staffs, I propose that the Navy and the state agree to disagree on the legal issue insofar as possible. Unless you advise otherwise, the Navy will apply for permits and otherwise participate fully in the Commission's procedures, subject only to a brief reservation of rights in each application which would make reference to this letter. If and when it does become necessary for us to address the legal issue, the Navy would be free to assert its position without facing an . argument that it had waived its rights by its otherwise unrestricted participation in the Commission's processes. until then, the legal issue would be set aside.

Page 10: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

If you need additional information or if you find areas deserving of further discussion, my point of contact is Mr. Paul Sullivan, Counsel, Pacific Division, Naval Facilities Engineering Command. His telephone number is 471-8469.

Sincere~

~SPOLI' •

Copy to: Mr. William Tam Deputy Attorney General 465 South King Street, Room 300 Honolulu, HI 96813

Cap-tain, CEe, USN Commanding Officer

2

Page 11: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-'-40

f.,1r. Gordon Matsushita 1 It:md , Utilities Department Navy Public Works Center Department of the Navy

January 30, 1990

PenrI Harbor, HI 96860-5470

Denr ~1r. Mntsushita:

Q I) f \

-",------,---,--- -_ .. _---.

Thank you for submitting the Navy's fresh-wllter pumpage datp to the U. S • Geological Survey, to the Board of Water Supply and to U B.

In this regard, the Commission on Water Resource Management, in ndministering the State Water Code's water-use rcporting requirements, if.! asking that all water users submit their monthl:" watcr use dAtA, M~ Boon RO possible after the closing of the month.

You may forward your data directly to the Commission. with copi.er, sent to the U. S. Geological Survey and the Honolulu Board of Vi f\tcr Supply. We have coordinated this arrangement with both parties.

Please send the monthly report to:

Mr. William VI. Paty, Chairperson Commission on Water Resource Monsg-ement P.O. Box 621 Honolulu, Hawaii 96809

As ever, we appreciate the continued cooperation of your office.

(

t '\

\Sh1cerely. :, .'

/

\ / ~

)

',I _. ____ ,

~. "~ . \- --. __ ._-......... ,,-- ('-"'-:>:"-1 BU TAGOf1 RI

Depu y Director

C; Ii_

"

Page 12: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-..

o o State of Hawaii

COl\Ir.lISSION ON WATER RESOURCE MANAGEMENT Department of Land and Natural Resources

Honolulu, Hawaii

May 17, 1989

Chairperson and Members Commission on Water Resource Management State of Hawaii Honolulu, Hawaii

Gentlemen:

RES UBMITT AL Adjustments to Water Use Permits

Pearl Harbor Water Management Area, Oahu

Changes in ground water conditions, irrigated acreage, irrigation practice, and the recent downward revision of sustainable yield in the Pearl Harbor Water Management Area (PHWMA), has resulted in the need for adjustments to existing permitted use.

Staff Analysis

On April 19, 1989, the Commission revised the sustainable yields for the Koolau basal aquifer and the Schofield High-Level aquifers downward to 165 mgd and 13 mgd, respectively by the year 1995. Action on the recommended 17 mgd sustainable yield for the Waianae basal aquifer was defered to further study until no later than October of 1990. Until the sustainable yield of the Waianae basal aquifer is revised, the Commission will manage the permitted uses of water in the PHWMA within the recommended total sustainable yield of 195 mgd targeted for 1995.

As a result, staff has prepared a schedule of adjustments to existing water use permits to meet current and projected changes in water use. Numerous meetings and discussions were held with the- major water users to formulate this schedule, in an effort to avoid and minimize undue hardship to existing water users and planned developments.

The proposed schedule of reduction of existing water use permits on a well source basis, was developed from information supplied by the major water users. The schedule coincides with anticipated changes in water use resulting from reduction in Oahu Sugar Co. 's irrigated acreage in Ewa plain cap rock area and planned urban growth throughout the PHWMA.

Prior to the Water Code, existing water use permits were conditional and subject to review. Also, it is not clear whether the water use permits allocated under Chapter 177 HRS, for ground water control areas, are valid to continue as new water use permits because of the due process in awarding permits under a water management area. It is additionally unclear, through comments of major water users. as to what constitutes an existing use based on previous permits under Chapter 177 HRS. Therefore, water use permits granted under the proposed schedule should be issued as interim permits in accordance with the Water code and Administrative Rule 13-171-20(b).

Page 13: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o Chairperson and Members Commission on Water Resource Management May 17, 1989

The proposed schedule of permitted water use for the Pearl Harbor Water Management Area are summarized below from the details of Exhibits 1, 2, and 3.

1988 1989 1990 1991 1992 1993 1994 1995

OSCo 91.65 78.01 74.95 70.38 70.38 70.38 70.38 62.40 BWS 92.01 87.41 87.41 87.41 87.41 87.41 87.41 87.41 Military 28.13 28.13 28.13 28.13 28.13 28.13 28.13 28.13 Private 8.05 7.55 7.55 7.55 7.55 7.55 7.55 7.55

Total 219.84 201.10 198.04 193.47 193.47 193.47 193.47 185.49

RECOMMENDATION:

That the Commission adopt the proposed schedule of permitted water use tabulated in Exhibits 1, 2, and 3 by user, well source, and aquifer for the Pearl Harbor Water Management Area, subject to the following conditions:

(1) That within each aquifer the total permitted use shall not exceed the sustainable yield;

(2) That any water available for allocation shall be for in-district use.

(3) That scheduled reductions to Oahu Sugar Co. permitted use shall be initiated upon final tennination of an OSco lease or sub-lease, whichever occurs later.

(4) That permits for water use issued in accordance with the proposed schedule shall be interim per . s subject to review and adjustment by 1995.

ectfully s

d -(£11--MAN BU T AGOMORI Deput Director -

Attach.

APPROVED FOR S UBMITT AL

Chairperson

-

Page 14: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o PROPOSED SCHEDULE OF INTERIM WATER USE PERMIT

KOOLAU BASAL AQUIFER

YEllS

19S8 1989

DOVAlD Pr.p ... d A.lhariud Un SChfdvlt

hid.

1990 1991 1992 1993 1994 ..... 2 s ................. a •••••••••••••••••• a •••••••••••• II. a ••••••••• : ••• ::11. :112:1 11 •• * S. :l2a.:II .................. ..

OAHU SUCAR CO"PAHT EP2 [P3,4

[P~,'

EP1,8 EPI~,U

VPI7A, 178 VPI

VP2A, 28 WP2C, 4C WP4A, 41

WP6A, U WPIA, 18, lC

0.000 ~. 362

1\. '" I. ~14

19.1)0 0.100 I.I~I

6. 7~0

'.251 6.418

0.000

13.000

0.000 3.881

\0.292

1.3"

IT. '" 0.300 1.151 5. ~94

5.594 4.000

0.001 Il.OOO

0.000

3.5'8 9.963 1.061

15.522 0.300

1.151 5.594 5.594

4.000

0.000

13.000

0.000 1.104 9.109 6.813

14.828 0.300

1.151

5.594 5.594 4.000

0.000

1l.000

o 001 1.304 9.109

'.111 14.828 0.300

1.151 5.594

5 m 4.00' 0.000

Il.OOO

0.000 3 304 9.109 , 813

J4.828 '.100 1.151 5.594 5.594 4.000

... 00 1l.000

0.000 3.304 9.109 , .813

14.828 0.300

1.151

5.594

5.594 4.000

0.000

13.000

0.000

I. "9 8 324 5.428

13.443 o 300

1.151 5.594 U94 4.000

'.000 13 000

.. _------_ ....... _-----------------------------------------... _-------......... _ .. _----_ ... _-----------------------_ ... S.blll&1 IOSC ••

HONOLULU SWS IIn'OillriCI S.urcu/

hnia Vtlls II Waipahu Vilis Wlipi. HIS Wtlls Purl CII, Shall Purl CII, W'11s I Purl CiI, W,11s II Vai .. Wills

Ile"I ••• V,11s Vuulu Veils J h ••• hi Vtlh I

Aita Culch Aita Wills Hlhvl Vilis Vaipio HIS I Waipio HII II Purl CII, III "ill lint Willi

18.651 68.801 65.149 '4.293 '4.293 64.293 64.293 51.752

1.260 6.000

0.630 l.l20

'.3\0 2.190 I. 87. 1.500 '.080 1.100

'.190 1.030

1.000

0.001

2.000 •. 5Ot 2.981

U60 UOO t.U' 1.321 0.311

2.190

1.890

I. 500 0.080

1.100 0.791

1.030 1.000

o.oot

2.000 0.500 U8.

U60 6.000 '.630 I. 32. '.310 2.190

1.890 1.500

'.080 1.100 0.190 1.030 1.000 1.001 2.000 1.500 2.980

1.260 '.000 O.UO 1.320 0.31t

2.191 1.890 1.500 0.080

I 100 1.19' I. 03. 1. 000

'.000 2.000

0.500 2.98'

1.260 , .• 0. ... 3. 1.32. '.311 UfO 1.890 1.50. loa. 1.100 0.790 1.03' 1.00. 1.10. 2.001 1.501

2.98'

1. 260 1. 260 6.00' 6.00' 1.61', •. uo I 320 1.32. '.310 Ult U90 UfO I. 890 1.890 1.50. 1.500 •.• 80 O.Oat I 10. 1.100

0.790 0.790 I. OJ. 1..30

1.00. 1.0 ..

• Oot '.000 2 000 2.000 0500 0.500 2.980 U80

1.260

'.00' •. U. 1.32. 0310 2.190

1. 890

1. 500 ..OU 1.100

'.790 1030 I 00.

'.00' 2.'" 1.$00

2.98' ._------------------------------------------------------------------------------------------_ .. _-SubU\al III-DturU

IE.por\ \I Ho.ohh'

HallYI Shar, Kluth V'1I1 hlllll WtllI

P ...... t Vtlll

hah .... 1 VtI II Vahah VtllI II huobi VtllI II

24058.

14.210

1.'" 11.7$1 11.971

1.110 •.• 01 '.001

24051. 240511 24058' 24.51. 240581 24.51' 240580

11.321 11.32' 1t.32' 11.321 11.321 11.321 11.321 I.'" 1.990

1.991 1. ". I. '" I. '" 1. '" l1.n. 11.751 11.7" 11.75' II. ". 11.15' 11.75' 11.971 11.'11 11.911 11.97' 11.971 11.97' 11.97' 1.11. 1.11. 1.11' I III I lit LIlt 1.110 •.• 01 '.001 ..... O.Oot '.00' ..... '.001 ..... ..01 '.0" ..... ..... '.OOt ..... ---------------------------------------------------_ .. --------_ ...... ------------------------------

Slbuul IElp'" u H ... hh'

'EI,'" U Eva-Valill. lutl VtllI I HIlIi. Villi

Slbu\aI

I Esp,r\ II EVI-IIIIII"

'N,,, SOIrCiI Ihct '" "lIl1a.t II Vai,ahl II

Vaipio Hu 111

"'ltlu' 1

5"uul

'N,,, S .. ,etl'

51Ullal "VS'

41.1.. 31.14. 31.14' 31.14' 31.1"· 31.14' 31.14' 31.14'

, .... '.ut

4.357

UII 4.357 Ult

4.357 UI.

4.357 Ult

4.351

'.'It U57 Ult

4.357

'.'It lUI. 1..,61 11.'" 10.961 11."7 11.961 11.'" 1t.961

I. ,.,

2.1 .. o 85' '.Ito

4.95'

Uot 2.1" • 85. 1.1 ••

4.95.

UOt 2.1 ..

• 15' '.101

4.95.

I.'" 2.1 ..

0.15' 1.101

4.95'

UOI 2.101

0.1"

'.1It

4.95'

I. ttl 2. lit .m '.10' 4.951

!.ttl 2.1 ..

'.151 '.11'

us.

I. ,..

2.111 ..ISt '.101

4.95'

13.24' 11.637 11.U7 71.637 11.Ul 71.637 71.637 71.637 EXHIBIT·1

Page 15: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

IIILITARY "Iilh Shih 14.977 14.977 14.917 14.977 14.917 14.977 14.977 14.977 Red HIll 4.659 4.659 4.659 4.659 11.659 4.659 4.659 11.659 Hdalla Shah 0.691 0.691 0.697 0.691 0.697 0.697 0.697 0.697

-------------------------------------------------------------------------------------------------------Sub'a'al l"ili'.r,1 20.333 20.333 20.333 20.333 20.333 20.333 20.333 20.333

OTHERS C I H Refiner, 1.694 1.694 1.694 1.694 1.694 1.694 1.694 1.6911 Od "DIU Carp 0.154 1.154 0.154 0.154 0.154 0.154 0.154 0.154 Harrh Alg 0.003 0.003 I. 003 0.003 0.003 0.003 0.003 0.003 Hall.ii Caun'r, Clb 0.220 0.220 0.220 0.220 1.220 0.220 0.220 0.220 Kahu. "eu Ca. 0.110 0.110 1.110 0.110 0.110 0.110 1.110 0.110 Pelrl Coun'r, Clb 0.222 0.222 1.222 0.222 0.222 0.222 0.222 0.222 IIli.ano Trng Sch 0.136 0.136 0.136 0.136 1.136 0.136 0.136 0.136 lIaunallA 1.080 1.080 1.0BO 1.0BO 1.080 1.080 1.080 1.080 Yllhhuri 0.G06 0.006 0.006 0.006 0.006 0.006 0.006 0.006

-------------------------------------------------------------------------------------------------------Sub'aul lalhersl 3.6U 3.625 3.625 3.625 3.625 3.625 3.625 3.625

OTHERS INell Saurces added since Designalionl

Churcll/Nulrene 0.003 0.003 0.003 0.003 0.003 0.003 0.003 0.003 LlU Taro FarIS 0.100 0.100 0.100 0.100 1.100 0.100 0.100 0.110 C I C Parks/Rec. 0.500 0.500 0.500 0.500 0.500 0.500 0.500 0.500

-----.---------------.----------------------------------------------------.----------------------------Sublot.l IHev olhersl 0.603 0.603 0.603 0.603 0.603 0.603 0.603 0.603

•• === ••••••• a=== •• =:a: •• sssz •••••••••••••••••••••••••• =a •••••••••••••••• :_ ••• : ••••• _: •••••• :: •••••••• :.

TOTAL 18'.~52 112.006 U8.9~1 167.m 167.491 167.491 161.491 161.950 IKaaliu Aquiferl

EXHIBIT 1 (Cont'd

Page 16: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

IIELLS

o o PROPOSED SCHEDULE OF INTERIM WATER USE PERMIT

WAIANAE BASAL AQUIFER

1988 1989

DOIIALD Proposed Authorized Use Schedule

Ilgdl

1990 1991 1992 1993 199~ 1995 ===============================================================================================z=======

OAHU SUGAR COKPANY liPS EPI0

Subtotal IOSCo I

HONOLULU BIIS Kakakila lIell Bubers Pt. Honouliuli 1 , 2

Subt.otill I BIIS I

NAVY Barbers Pt. Shaft.

6.000 7.000

13.000

1. 500 1. 000 2.000

4.500

2.337

4.500 4.700

9.200

1.500 1.000 2.000

4.500

2.337

4.500 ~.700

9.200

1.500 1. 000 2.000

4.500

2.337

4.500 1.590

6.090

1. 500 1.000 2.000

4.500

2.337

4.500 1.590

6.090

1.500 1.000 2.000

4.500 1.590

6.090

1.500 1.000 2.000

4.500· 4.500

2.337 2.337

4.500 1.590

6.090

1.500 1.000 2.000

4.500

2.337

3.644 0.000

3.644

1.500 1.000 2.000

4.500

2.337 -------------------------------------------------------------------------------------------------------SubtO\al IKilitar,! 2.337 2.337 2.337 2.337 2.337 2.337 2.337 2.337

PRIUATE USERS lien Beach G C 0.700 0.700 0.700 0.700 0.700 0.700 0.700 0.700 Grace Pac Corp 0.500 0.000 0.000 0.000 0.000 0.000 0.000 0.000 St.aLe DOIIALD 0.500 0.500 0.500 0.500 0.500 0.500 0.500 0.500

-------------------------------------------------------------------------------------------------------5ubut.ill IPrhl~el 1.700 1.200 1.200 1.200 1.200 1.200 1.200 1.200 =========================== •• s===s=====a.===_=====-==a:=== •••••••••••••• : •• = •••••• : ••• == ••••• =:: •• == •••

TOTAL 21.537 17 .237 17.237 14.127 14.127 14.127 14.127 11.681

(WAianat Aqlifer'

EXHIBIT 2

Page 17: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

WELLS

o o

PROPOSED SCHEDULE OF INTERIM WATER USE PERMIT SCHOFIELD HIGH-LEVEL AQUIFER

1988 1989

DOWAlD Proposed Au\hori:ed Use Schedule

Ilgdl

1990 1991 1992 1993 1994 1995 =======================================aaaz:as==aa=====:====:::::=_::===::_::_::=:::_:==::::_::::=:_:_:

HONOLULU 8115 lIahiawa I Wahiawa II

3.270 1. 000

3.270 1.000

3.270 1.000

3.270 1.000

3.270 1.000

3.270 1.000

3.270 1.000

3.270 1.000

-------------------------------------------------------------------------------------------------------Sub\oul 181151

"ILITARY Schofilld ShiH

Sub\aul l"i1.1

OTHERS Oil "anti Carp I Del Hantl Carp II

4.270

5.4SS

S.455

2.121 0.000

4.270 4.270

S.4SS S.45S

5.455 5.455

2.121 2.121 0.000 0.000

4.270 4.270 4.270 4.270 4.270

S.45S 5.45S S.4SS S.45S 5.455

5.455 5.455 5.455 5.455 5.455

2.121 2.121 2.121 2.121 2.121 0.000 0.000 0.000 0.000 0.000

-------------------------------------------------------------------------------------------------------Subtatll lothlrsl 2.121 2.121 2.121 2.121 2.121 2.121 2.121 2.121 a •• = •••••• = ........................................................................................... .

TOTAL ISchofilld High­Level Aquiflr I

GRAND TOTALS IlIlilnal, Koolay , Schofilld)

11.8~6 11.8~6 11.8~6 11.8~' 11.846 11.8~6 11.8~6 11.846

219.835 201.089 198.030 113.464 193.464 193.464 193.464 185.477

EXHIBIT 3

Page 18: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

"0

200

190

160

170

160

150

140

130

120

110

en 100 E

90

80

70

60

50

40

30

20

10

EXISTING & PROPOSED VVATER LJSE PERtv11TS KOOLAU AQUIFER

186.5

o ~ ____ ~~&L __ ~ __ ~~&L __ -. __ -L~~ __ -. __ -L~~ __ -. __ -L~~

Private Military osc BWS TOTAL

t/2·<1I 1 968 lX.A 1 995

o

o

Page 19: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

L I

30

28

26

24

22

20

18

16

14

12

10

8

6

4

2

EXISTING (~~ PROPOSED "VATER USE PERtv11TS WAJAN.AE AQUIFER

21.5

\' 0 J-~--~4A~~,-~L4~---r--~~~--'---~~~~--~~~

V\ Private Military osc BWS TOTAL

f22/;J 1988 l>(XJ 1995

o

Page 20: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

EXISTING & PROPOSED WATER USE PERtv11TS SCHOFIELD HIGH-LEVEL AQUIFER

11.8 11.8

5.5 5.5

o

o 0

PrivQte Militarf OSC BWS TOTAL

WA 1968 IXXJ 1995

Page 21: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

EXISTING &: PROPOSED \,VATER USE PERMITS PHWMA 219.8

220

200

180

160 o 140

120

100

80

60

40 o

20

Private Military osc BWS TOTAL

fl:27'J 1 988 LXX) 1995

Page 22: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

,,'

ITEM 1

o

APPROVAL OF MARCH 19. 1989 MEETING MINUTES

Unanimously approved with the correction on page 5, "mdg" to mgd" and replacing "sustainable yield" with "water allocation" on page 8 (Chun/Fujimura).

RESUBMITTAL: ADJUSTMENT TO PERMITTED USES. PEARL HARBOR WATER MANAGEMENT AREA. OAHU

Mr. Tagomori recommended the following amendments to the "Staff Analysis" and "Recommendation":

Staff Analysis

First paragraph, line 5: delete "October 1990", insert "December 1990".

Third paragraph, line 3: delete "coincides", insert "incorpora tes Oahu Sugar's current optimum water demand of 81 mgd".

Recommenda tion

Item 1, insert after the last word: "(for the Waianae Aquifer, the sustainable yield is 25 mgd)".

Delete Item 2 in its entirety.

Item 3: delete "reduction", insert "adjustments", delete "final termination of an Oahu Sugar lease or sub-lease, whichever occurs later", and insert "discontinuance of agricultural uses".

Item 4: after "adjustment" insert "for the Waianae Aquifer by December 1990 and the Koolau and Schofield High-Level Aquifers".

Mr. Tagomori introduced Roy Hardy to assist in answering the questions of the Commission.

Mr. Cox asked if the numbers for the million gallons per day shown on the exhibits is a limit each day or the average over the year. Mr. Hardy replied that it was on the average over the year. Mr. Tagomori added that this was consistent with the management of the Pearl Harbor Ground Water Management under Chapter 177.

With regard to the floor amendments, Mr. Fujimura asked if the concerns of the major users had been addressed. Mr. Tagomori replied discussions with the major users addressed all of the significant concerns.

Mr. Cox asked if the in-district sources should also be eliminated to reflect amendments made by the staff. Mr. Tagomori agreed that would be consistent with the amended recommendation and that all references (In-District Source, Export to Honolulu, Export to Ewa-Waianae) wherever they occur in the exhibits should also be deleted.

In regards to the Recommendation 1, Chairperson Paty asked if the 25 mgd, instead of the 17 mgd, was in keeping with the Commission's indication to reexamine the sustainable yield of the Waianae Aquifer. Mr. Tagomori agreed that the review by 1990 would allow for additional pumpages over 17 mgd for the interim. He also added that BWS will be allowed more flexibili ty to select wens to meet certain needs.

Mr. Fujimura asked if it would be possible that the amount of water used be higher at a given moment than the number staff has cultivation practices. Yes, replied Mr. Tagomori. Would it be possible to continue agricultural use

-2-

5/1"+)89

Page 23: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

~-'~:O-I-'''''''''''''';':'("/'''i·''''··''''''''''-'·''-''''.'"'_'_.P''''''''" _____ ,-____ , _"1It''''~4 ........ , ......... , o o , .

but with a lower water use crop, asked Dr. Chun. Mr. Tagomori answered that replacement crops would be permissible. Mr. Bert Hatton of Oahu Sugar Co. commented that although staff has worked with them on coming to agreeable numbers, there are still some concerns about Oahu Sugar and other plantations around the State because this is the first major reallocation decision that the Commission is making. He stated that they have preserved uses, existing uses, and that these should be protected beyond prospective uses and he did not believe they are being protected if the action is taken. He added he was also concerned with their allocations for the two pumps in the Waianae Aquifer which is proposed to go from 13 to 9.2 mgd. Their actual Waianae usage per day in 1988 was 11.5 mgd. They are currently refurbishing a booster pump in that area and planning to plant an additional 100 acres to cane to solve a tax problem. Therefore, if their allocation is raised to 25, they can plant the additional acreage. He is also concerned about the schedule over time of the take-downs of cane and would like to have the staff continue working with them on a regular basis.

Mr. Kazu Hayashida of the Board of Water Supply, in looking over the reduced pumpage figures for export to Waianae and Honolulu questioned if they could do that. He asked the staff to work with them to see if they can meet the 92.01 to 87.41 reduction. Chairperson Paty assured Mr. Hayashida tha t the staff would work with him.

Mr. Cox mentioned he understood that the pumpage from anyone well could be adjusted provided the pumping did not interfere with nearby wells. Mr. Tagomori agreed that staff regularly evaluates pumpages to assure there is no interference to the surrounding wells.

Mr. Oz Stender of the Ewa Plain Water Development Corporation commended the staff and Commission with dealing with the issue. He also stated that although no one will be completely happy if the Commission adopts what is presented by the staff it will be a step in the right direction. Mr. Stender added that Oahu Sugar's remaining a viable operation is important and that withdrawals should dovetail with plantation operations. Ewa Plain Water Development will work with them on whatever problems occur. They would also like to work towards more precise information, therefore they propose additional studies be made to confirm or determine the aquifer limits and would like to offer their participation in that process.

Mr. Charlie Reppun stated that the allocations should be done under the Water Code - to allocate water someone should request the water, stating what the water is to be used for, criteria to be met, etc. He has not heard of BWS applying for a permit and whether all the changes are being done under the permit process (Mr. Reppun then quoted from the Water Code rules). He stated the Commission did Dot have the legal right to cut Oahu Sugar's water back if no one applied for a permit and by turning the planning process to an agency of the City whose policy is "first come first served" it will be a "planning mess". Mr. Reppun added that by allocatirig up to the sustainable yield without a margin of error, the Commission is not following proper procedure.

Mr. Fujimura suggested the question be addressed to Mr. Tam.

Chairperson Paty stated registration questions would be answered on the registration item on the agenda, but Mr. Tam could comment.

Mr. Tam stated there are two laws that are in effect: Chapter 177 is in effect until July 1st. Under 177, whether preserved uses or permitted uses, under water shortage section there can be modifications of those permits. Section IV talks about interim permits that will be in existence under the Code and for new designated areas: there has to be applications but it is not clear under the statutes whether existing uses in an existing water

-3-

.",

Page 24: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o management area are deemed to be existing applications and therefore given priority over a new decision.

Mr. Reppun commented that if allocation is cut back on one party it cannot be given to another party without their coming in for a permit, especially no if permit was formally requested. He asked what the BWS was going to use the allocation for because under the Code a use will need to be stated.

Mr. Hayashida answered that the statement was not correct because by the Code it would have to go by project to project and by looking at their records, which are public records, whatever information is needed is available.

Chairperson Paty intervened by saying the Commission would take Mr. Reppun's comments into consideration on their deliberation of the item.

Mr. Reppun stated he knows BWS does not have to come on a project by project basis, but also that it was not the intent of the Code to get a blanket allocation. He would still like to know about the margin of error on allocations. He would like answers to these two questions.

Mr. Cox asked for clarification if the BWS allocation is going up or down in the proposal and that if there is a reduction they would have to come in for a permit for additional water. Mr. Tagomori, referring to the tables, replied that there is a reduction in the allocation and that the Board would have to come for a permit for new withdrawals.

Mr. Tagomori added that in 1984 Oahu Sugar's allocation (115 to 92.5 mgd., a 22.5 mgd. reduction over a three-year period) was reallocated under Chapter 177 by the Board of Land and Natural Resources due to reduction in plantation size from 18,000 acres to 14,000 acres and change in irrigation method from furrow to drip.

Mr. Reppun commented that the bulk of the reallocation is coming from Oahu Sugar, almost 30 mgd. He then asked if that 30 mgd. is automatically transferred to BWS because theoretically it is available for someone else to claim since everyone is not cut back equally ..

Dr. Chun replied he did not see it that way. Dr. Lewin added that the overall water use is being reduced over a period of time and that everyone except the military is gradually reduced; Oahu Sugar is where the bulk of the reduction is coming from.

Chairperson Paty said the staff is trying to come up with the best balance and intend to do everything they can to assure that Oahu Sugar will not suffer any reduction in yields on lands :that they are currently farming. The Ewa Plains people, the staff, all involved are trying to take care of the situation.

Mr. Hayashida wanted to clarify his statement "first come, first served" is made on the basis of the Land Use planning by the City Council, so your land is properly zoned before water is given to you. It is not a haphazard decision, it's tied into the Land Use Plan. The actual allocations given to the BWS will be through a water use or withdrawal permit system.

Mr. Hatton added that withdrawal of water from Waiahole Ditch would create a water shortage and Oahu Sugar would need to pump more water. It is not a problem at the moment but it may be in the future.

Dr. Chun moved to accept staff recommendations as amended. Mr. Nakata asked to amend Recommendation 1 to add "subject to review by December 1990" at the end of the recommendation.

Unanimously approved as amended (Chun/Fujimura).

I /

-4-

Page 25: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

I' .. q '1:Z-o 0 ;)# ('/l) cA - tfJ!{/ Y \' c. ," ;.p~,P'~ENT OF THE NAVY t I. ~. t.,_ '. ~)(* ~BLlC WORKS CENTER

PEARL HARBOR, HAWAII 96860

Mr. Susumu Ono Chairperson of the Board Department of Land & Natural Resources P.O. Box 621 Honolulu, HI 96809

SUbj: Voluntary Water Conservation in Ground Water

Dear Mr. Ono:

IN REPLY REFER TO:

612D:CK:ck 30 April 1984

--, .. ,.

Thank you for your letter of 17 April 1984 which indicated that consumers should begin conserving water due to low water levels in the aquifers.

For many years the Navy has been concerned with the need to conserve water in the Pearl Harbor area and has stressed to its personnel the need to use this resource judiciously. As recently as 18 April 1984, the Commander, Naval Base Pearl Harbor, notified all commands by message of the need, at this time, to reemphasize water conservation. The message indicated that all must exercise restraint in the use of water to preclude further reduction of well water levels and to assure long term availability of this vital resource. Further, articles on the need to conserve water were also placed in the Hawaii Navy News and the Navy Public Works

\ \ .

Center's family housing newspaper, Aloha Hoalauna. The Navy's message and the newspaper articles on water conservation are provided as attachments for your information.

It is hoped that the Navy's conservation efforts, as well as the efforts of other users who withdraw water from the Pearl Harbor Basin, will reduce the strain on the Pearl Harbor aquifer and that the long term availability of this most precious resource will be preserved.

Attachments

Copy to: PACDIV COMNAVBASE

I

/ I

Very truly yours,

IIJUAN M. f. KAU

Page 26: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

UUUOUUUUUUUUUUUUUUUUUUUUUI.IUUtOUUU U U N C LAS S I FIE D U UUUUUUUUUtJUUUUUUUUUUUUUlJUUU'JUUUUUUUU

ROUTINE -ACTION 3 (;IZ~1!A-fJ tI INFO ONL't 10/20/-901 Ll 0

--=-.;;,~. _. -----

R la0 111Z APR 84

FM COMNAVBASE PEARL HhRBCR HI

TO ALL NAVACTS HAWAII .CDRUSASCH FT SHAFTER HI

UNCLAS IINl13301/

ALL rlAVACTS HAWAII 126/84 SUBJ: WATER CONSERVATIO~ ALERT

" t5ABW HICKAM AFB ~I

1. RAINFALL OVER THE PAST 18 MONTHS ON QAHU HAS UEEN INADEQUATE TO REPLENIS~t THE SUBTERRANEAN GROUND WATER SOURCE. THIS HAS RESULTED IN LOWER-THAN~NORMAl WATER LEVELS IN ALL NAVY WELLS AND ESPECiAllY I NTH E P R I i1 A R Y N A V Y WE L l L 0 C ~ TED AT W A I A \01 A • THE \~ A I A W A VI ELL W ATE R LEVEL IS CURRENTLY AT 14.; FEET OR FOUR FEET LOWEk THAN THE NOPMAL LEVEL FOR THIS TIME OF T~E" YEAR, ' THIS IS APPROXII1ATELY THE LEVEL WHICH W~S EXPERIENCED DU~ING THE EARLY MONTHS OF THE DROUGHT YEAR OF 1978.

2. RESTRAINT MUST BE EXERCISED IN THE USE OF HATER NOW ANC THROUGHOUT THE SUMMER MONTHS TO PRECLUDE FURTHER REDUCTION OF WATER LEVELS AND TU ASSURE LONG TERM AVAILABILITY OF THIS VITAL RESOURCE. CO~MANDING OFFICERS AND DFFICERS-ZN-CHARGE OF ACTIVITIES ARE REQUESTED TO EMPHASIZE THE NEED FOR WATER CO~SERVATION WrT~IN THEIR RESPECTIVE COMMA~DS. SO~E CCNSERVATION ~EASURES THAT CAN BE I~PLEMENTEu INCLUDE REPORTING LEAKS TO HAVE THEM HEP~IRED; WATERI~G GRASS AND PLANTS O~lY WHEN THEY SHOW SIGNS OF NEED AND THEN LJNL Y OUR I NG THE COOL ·HCiURS OF THE DAY; AVO I f) I NG OVER-wATER PlG AND INADVERTENT WATERING OF PAVEME~T AREAS; TURNII~G OFF FA~CFTS WHEN WATER IS NOT BEING useD; AND NOT USING WATER TO CLEAN PAVED AREAS AND WALKWAYS. JUDICIOUS USE OF WATER) ESPECIALLY AT THiS TIME, IS ESSENTIAL TO REDUCE THE NEED FUR MORE STRINGENT MEASUPES DURING THE SUI1MER MONTHS AND TO ENSURE THE AVA I LAB I L I TY Imw MID I N THE FUTURE OF THIS ESSENTIAL RESOURCE.

3. REOUEST CDRUSASCH PASS To OAHU CONSOLIDATED FAMILY HCUSING OFFICE (APZV-OHP)~

4. THIS All NAVAcTS HAWAII CANCELLED 12 JU~ 84~

DLVR:PACFAST PEARL HARBOR HI(Z),.,ACT DLVR:NAVSHIPYD PEARL HARBOR HI(;' ••• ACT OLVR:NCSU PEARL HARBOR Hl(4).;.ACT

,

470600/109.· .. CSN:nSIB00209 l.··

.. , 1 OF. _ J. ~TA2234 109109: 49Z

,: ..) u I&--. 180111Z APR 84 CCMtJAV8ASE PEh

ULlU'JUUUUUIJUUUUUUUlJUUUUUIJUUUIJUUUUUUUU U .UNCLASSIFIED U UU·UtJULJUUUUUUUUUUlJUUUUUU! IUUUUUUUUUIJUU

"- ...

lUI

Page 27: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

L

,-

L-t'

\ '

- ---,_ ..... _ ...... - ......... '" .·.u,:Jo

t·~~m~!~·:~,·;~~~2}ii~~,~)g§ •..

• : ; •• oJ., ..... :.~~- •• ~~~~ •• ~~i;~~~~~~\~~ir.~:Z.:;"'o :'(::~' : \; '01 :~; • ,'." : ... ,' • ",';;" i .•

,Water reser"es approach ~1978drought year level

jX~'~:':,':~~ ,llIII·" " ,

'<\'.'\ .. ;, Waier"d~pite what some may think." Commanding officers are beinl{ is not a resource of endless supply and, requested to emphasize the need for in a recent messal{e delivered to all water conservation measuru Navy actlvities in Hawaii the word was "including reportinl{ leaks to have them put out that ca6tion should be taken in repaired. watering IIrass and plants the" coming, months to protect the only when they show silins of dryness

',0' existing water reserves" , '- '(and then only durinl{ the cool hours of '!" According to the message. rainfall i, the dar). and avoidinl{ washing down

';::over the past 18 months on Oahu has' ,> sidewalks and driveways. ... ~'been inadeciuate to replenish the' :"", Other water conservation ideas ,~, subterranean:, ground water source.' ,include turninll off water faucets when

"r"This has resulted in lower·than·normal ,',' not being directly used and aVllidinll ~,water levels in all Navy wells and "~; ,lIver·watering oflawns. , , , ..

':,: especially in the primary Navy well' ", ,:"Iocated at Waiawa. ' " "

The Wuiuwu well wllter '1'·Yl·1 iH currently four feet lllwer than the normal level for this time IIf year. This is about the same level which was,,, experienced during the early months of .' a drought year in 1978, ' '

Navy commands and in particular residents of Navy housing arens are

, being asked to show restrnint in the use'_ ',;, of water' now and thnlughout the , '~,' summer 'months to prevent further ',', :'". 'reduction of water levels and to ensure ; r, an adequate long-term availability of ..;i:: this vital resllurce. ' ' ' .....

RFD publication Published by RFD Publications,

Inc,. which is in no way connected with the Department of the Navy, Opinions contained herein are not official o'e'xpressions of the Depart­ment of the Navy, nor do the ad­vertisements constitute Department of Navy endorsements of products or services advertised,

'..'

,

c

l

Page 28: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

"

~ .. ,

.' "H~1I0 Neighbor" ..

~ .. :,.".~,' .. . ... , " . .... ." . . -,'

" . , ~ .. ~

NA VYPUBLIC WORKS CENTER, PEARL HARBOR .... . ...... .

NayyCommunityA~kE!~J .,'Help . Conserve Water , .' .. . .'. . . .' .' . . . , "; "' ~. =..' ..-

The Navy Public Works Center, .' .way of bathing is nothing new! .' nutrition' from the'vegetables Wash your car with a pail and Pearl ,Harbor, which supplies ' . ,But you might be interested to . .' when cooked that way). Thaw sponge instead of a hose. Conser-water to Navy installations in- , ,know that ~ normal shower uses' frozen foods ahead of. time, not vative use: 50 gallons (wet car chiding government quarters, is 25 gallons of water, and a con- .' under runnin2 water. / .' :.' down quickly, turn hose off, rinse asking residents of housing' areas sumer can use only 4 gallons by' If you wash dishes by hand, at a section at a time). to cut back on use of water and wetting down and turning off the ,'; .. "~'I' '. immediately conserve water., -. water. . ,.,. ' . lJ& to % cup of vinegar to dish-

":-. water to cut grease on dishes and .~.:,.'

.' At this time, the' cut-baclt '! When bruShing your teeth,. use. . r~duce the v?lume, or ~ wa~r. . .• M : .

request is on a voluntary basis •. ,:a glass of water to iinse your : ~e the dishes m a .filled sink Residents are being asked to. 'mouth instead of letting the . instead of under runrung water.

. water lawns and gardens in the ,fauCet run continuously. Normal . No~ : use: 30 ~allonS (tap. cool early morning or evening 'use: 10 gallonS (with ·tap'run-::"·'.!':: rurung); . conservative use: 5' hours and use water with care in ,·.ning);conservative . use: S Ih";'t':gallons (,,:ash ~d ~e in dish-other ways. ." ' gallon (wet brush briefly, rinse .:, '. pansandsink),::x!;C i

;' .• ~' briefly).' . .' ." .

..... Rainfall ~ less than usual

last winter. Although we have bad several rainy days during the first part of April, the amount of . rain received so far isn't quiet

. enough to replenish the wells.

We. are askiDi all Navy people to help, at work or at home. Here are some tips, on water conser-vation methods: "', ' ~

. '.. . ',"' J' " .' ,~,,: OUTSIDE' YOUR . HOME: ~. r' .' " '~~,;. . ::,- When watering your lawn, . be . . When shaving. with a saf~ty',:·;·.sparing. Water during the early rator, don't wet 1t ~der runmng·. ,'.; morning' or evening hours to.: water. Use the drain plug and fill.:· .. ·. minimize evaporation loss. the basin, Normal use: 20 gallons, ,'., Water on calm days to avoid loss (tap running); conservation.IISe::., . of. sprinIder. water, by itron& 19a1lon(flDingbasln)~ .. ;.· .... , ~-·'·~.'winds. Use mulch .or grass

. . . . .. . ... ,', clippings around plant bases to TOILET: Make every flush '. retain moisture. Noi'mal lawn

count, as each uses as much as" . . irrigation by hand: 10 gallons per , five gallons of water, An average· . minute; coDservative use: cut

GROOMING: Conserve water ~, family of four flushes the toilet at irrigation time in half and water· .

AMR Cites ,

" Navy Residents ':": Congratulations 'to'" MCPO WDUam O'Daniel of 657~ Valley . View Loop and POZ GnIllermo Fajota of J%4S.B Gold Place. They and their famOies were selected. March Alfamann MOitary Reser­vation Yard of the Month wIn­oen. the recipients received a

. letter., appreda .... from the AMR Post Commander, a dinner

Cheryl' Bartlett, 21 daughter of Cindr. and ' B. Bartlett, wul.c;roWaed , KaUhi 1984 at the 11th AnDual Miss Kalihi SchoJarsbip Pagent, held on Saturday, March 10, at Farrington HIgh, School's ,audi~ torium. The pateant is co-spon­sored by the Ka1ihi Jaycees

"

by taking short showers. When,.:: least 10 times a day. when the sun Is not up~ ..... .. taking a shower, wet the bocly;:',·i .- . quickly and then tum off the

.1, . fot two famished by the manage­ment of the Navy anb Systems and reserved parIdng privileges for the month of April198C while utilizing various exchange facWtles. Call 833-2Z321f you have 8IlJ reeommendatlona for Yard

the KaUhi Business Association. Cheryl also won the Best in . ; Talent and Best in Evening GOwn \

,~to

members who must learn to con­. serve water onboard ships, this

," ... - ·T~;-:~·-·: ...

~.lfIilll~~~~~~~· competition ,categories and will . • " 'c~·$500·,scholarsbip

the pot and as little water as pos-'*' about 10 gallons a minute~ Use a . : .. , , , donated bY the Kamehameha , sib1e~:(YOIJ.~ .~~ye morel;i?;;:~.or~e instead •. < .. :·,:";' . \;.',··;~!~~:t~1.: Shopping Center Merchants •

.:;.:s;::~::~~.1,!:¥," .. ";-""" r- .. ~ ....... ~. " ::,::;:': ~.: "''':'' "',~,;V-·.1,-:-C:;~~ '.' ,- She is currently a senior at the

umv~ofHmn~mQm~~ music. She ior an R"'!I)",lnll.·dJej~11

Page 29: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

OOEPARTMENT OF THE NAVyO-> :',' ,: PAC;IFlQ DIVI/>ION nEe i'- I '\If""~'rfACILITIE~ IhiGINt::ERING COMMAND

J -_. , L U (MAKALAPA, HII PEARL HARBOR, HAWAII 96860

'I,! P,II,' t,:

8~ MAR 28 AID: ''fo : ' A 8: I B

Ilill, (l~' l'JIl rER .;' ." :. ,\:~ir"" ,. Li\:-W OL itLUf~!'fE1m/i[ O~;ii;\~:;XIIJi:j

Mr. Susumo Ono Chairman of the Board Department of Land and Natural Resources P. O. Box 621 Honolulu, HI 96809

Dear Mr. Ono:

114:GY:waq 067ge Ser 3~"' ':;; \.JO 0_ , .....

23 MAR 1984

Thank you for your 1 etter of January 30, 1984 in which you concurred with the Navy's test pumping program at the Red Hill, Ha1awa and Waiawa tunnels.

As you know, the Navy's policy regarding the operations of our wells has been a matter of comity and cooperat ion with State, local and private water conservation efforts, even though certain disagreements exist on the status of the Navy with respect to State water regulations. Accordingly, we will provide you with the weekly pumpage, sal inity and water 1 eve1 data to you on a monthly basis as requested. The data will be transmitted to you along with the monthly pumpage data that you presently receive from PWC Pearl Harbor.

For the future, as in the past, the Navy will continue to exercise prudent groundwater usage controls and continue to be an active conservator of water resources.

FRANCIS K. Y. MAU Head, Environmental Branch

I S 1..'\

/

Page 30: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

,.

J r\ ~) ? n 100 ,

Mr. Francis K. Y. Mau Head, Environmental Branch. Naval Facilities Engineering Command Department of the Navy Pearl Harbor, Hawaii 96860

Dear Hr. l-iau:

o

This summarizes the results of the meeting held between the representatives of the U.S. Navy, Honolulu Board of Water Supply and our Division of Water and Land Development regard­ing the Navy's proposed pumping plan for Red Hill, Halawa and \vaiawa tunnels.

Due to the chemical contamination detected in the Navy's Waiawa tunnel, we are authorizing a two-year testing period to evaluate the effects of a proposed new pumping schedule, as follows:

Red Hill Tunnel: Beginning in January 1984, the Red Hill tunnel is authorized to pump at an average daily flow of 6.0 mgd for one year. Should the salinity content approach 150 mgtl or water level of 16 feet above mean sea level (msl) , the pumpage shall be reduced to 5.0 mgd or lower to maintain the established salinity and water level limits. If the salinity and water level stabilize and remain within the estab­lished levels, the pumpage may be increased to a maximum of 7.0 mgd for the second year ending in December 1985.

Halawa Tunnel:' Beginning in January 1984, the Halawa tunnel is authorized to pump at 1.0 mgd for one year. Should the salinity content approach 250 mgtl or water level of 14 feet above msl, the pumpage shall be reduced to 0.5 mgd or lower to maintain the established salinity of water level limits. If the salinity and water level stabilize or remain within the established levels, the pump age may be increased to 1.5 mgd for the second year ending in December 1985.

Page 31: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

'. o o

11r. Francis K. Y. Mau -2-

Waiawa Tunnel: The pumpage schedule authorized for Red Hill and Halawa above is c9nditioned on a corresponding reduction in pumpage from Waiawa tunnel according to the following pumping schedule of the three sources.

1984 1985 Tunnel Preserved Use Pumpage Pumpage

Waiawa 13.200 mgd 12.098 mgd 10.598 mgd Red Hill 5.668 6.0 7.0 Halawa 0.230 1.0 1.5

19.098 mgd 19.098 mgd 19.098 mgd

The total pumpage from the three Navy sources shall not exceed the preserved use of 19.098 mgd authorized by the Board of Land and Natural Resources in 1980.

In implementing the above pumping schedule, the U.S. Navy is required to submit weekly pumpage, salinity, and water level data to DLNR on a monthly basis for all three sources. Any modification from the above authorized pumping schedule must have prior approval of the Department of Land and Natural Resources as specified in Chapter 177, Hawaii Revised Statutes and Chapter 166, Title 13, Administrative Rules.

If you have any questions, please contact Mr. Robert T. Chuck at 548-7539.

Very truly yours,

SUSUMU ONO Chairperson of the Board

Page 32: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

~E'PARTM,E;:I\I:\PF THE NAVY. ;,' , '"PACIFfC DIVISION

Mr. Susumo Ono Chairman of the Board State of Hawaii

NAVAL. FACILITIES ENGINEERING COMMAND (MAKALAPA. HI)

(i ',' ~) t~~,A\~ HA~Brl, H~II 96860

.: ,,'

Department of Land and Natural P.O. Box 6218

Resources

Honolulu, HI 96809

Dear Mr. Ono:

114:GY:waq 0541 e Ser 12382 13 Dec 1983

co

. c.o

r-.)

en

/

fl1 a

Trace amounts of the pesticide DBCP has been detected in the water supply at the Navy's Waiawa tunnel. It is possible that the State Department of Health may order the closure of Waiawa if it determines that the DBCP level at Waiawa is unacc eptab 1 e.

In order to plan for a possible closure of Waiawa tunnel, the Public Works Center Pearl Harbor (PWC) is conducting a program to determine the sustainable yields of the Navy's Red Hill ,and Halawa tunnels. The sustainable yields will determine the maximum rates at which the Red Hill and Halawa tunnels can be pumped to compensate for the loss of production capability at Waiawa tunnel. Under the pumping program which started in the last week of October 1983, PWC will be pumping approximately 6 mgd from Red Hill and 1 mgd from Halawa for a period of one year unless the data or changes in circumstances require that these rates be modified. After the one year period, PWC plans to increase the pumpage at Red Hill by 1 mgd and at Halawa by 0.5 mgd unless the data obtained indicates that these rates are excessive. The remaining water requirements for the Pearl Harbor Complex will be made up by pumping from the Waiawa tunnel. The above pumping program differs from the previous pumping program in that Waiawa, instead of being pumped at a relatively constant rate, will now fluctuate with demand. The previous pumping program had Waiawa pumping at a relatively constant rate with Red Hill fluctuating with demand and Halawa on standby only.

If you have any questions, please contact me or Glenn Yoshinaga at 471-3948/3942.

Sincerely,

RANCIS K.Y. MAU Head, Environmental Branch

Copy to: Board of Water Supply

Page 33: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

PROPOSED PUMPIN3 PLAN FOR RED HILL AND HALAWA WELLS

RED HILL t«k.~~ e .{.bLq~\1 ,UL1 (?

/

The Red Hill well shall begin plllTping at an average daily flow of (6~ Ongd from a designated implementation date'for a period of one (1) year. Salinity content and water level shall be monitored daily and action limits set as follows:

Should readings approach these limits, the plllTping shall stop for a per iod of one (1) week, then resurred at a rate of 1. 0 rrgd less (i. e., :5. 0 ilgd) for the remainder of the one (1) year period. Additional adjustments shall be made as required to stay within the action limits.

If the data on salinity and water level appears to be stable at the 6.0 rrgd level for the remainder of the first year, then the average daily flow shall increase by 1. 0 rrgd (i. e., ~n'o~ng(H for the second year of testing. Again, monitoring for salinity content and water level shall be conducted in the sarre manner as the first year, with possible cutback of 1. 0 rrgd if the action limits are approached.

HALAWA t~·.~~ @.. 0.,.10 ~\l

The Halawa well shall be tested in the same manner as the Red Hill well except for the followin~ action limits:

Cutback in punpage :01S'fiiijd ' Increase in pumpage per year: (O"l'5'rrgd

Note: This proposed punping plan is subject to change at any time during the implementation period due to the daily operation and maintenance at the respecti ve wells. It is of utmost importance that the Navy I s daily water demands be accomrrodated. For example, _II'" .~ge~~~~.·.':'· '!'- 'O·T. ",c"'d", iiaiaWci'wells'!canc-", '~'~~~"''''J''- '~o.~c:.r'-~- ',.:" • - """'baus';'~'6~'~ )'" ,~l~tbe

,~ , .. :':'I" nq, ..... .....~.. . . " ~,. ,,+'P.f~ .. . '. . fJ~, !p)liii3rng;Plan,~'th1r~~~~~~ar~tTi~ea"'rto :rooet :thes~;:dernandS' a~ta 'pri<5rl ty . Also, should it be necessary for any of the PlllTps (or other rrajor equipment) to be overhauled for major repairs/replacement, the operators shall make adjustments as necessary.

A'ITACHMENI' A

fL •.•. ____ ~

Page 34: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

November 2, 1983

Mr. Francis K.Y. Mau Head, Environmental Branch. Naval Facilities Engineeri~g Command Department of the Navy Pearl Harbor, Hawaii 96860.

Dear Mr. Mau:

Thank you for sending~the information we requested concerning the experfmental change of pumping rates at Waiawa, Red Hill and Halawa. My staff is reviewing the data and will contact you if there are q~estions.

Very truly yours,

I./SUSUMUONO

SUSUMU ONO Chairperson of the Board

Page 35: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

1NAVAL FACILITIES ENGINEERING COMMAND

t'\. \ (MAKALAPA. HI' ~ ;) • PEARL HARBOR. HAWAII 96860

Mr. Susumu Ono Chairman of the Board State of Hawaii Department of Land and

Natural Resources P. o. Box 6218 Honolulu, HI 96809

Dear Mr. Ono:

114:wk 0261e Set1 0 R4 ~

25 OCT 198:1

0", - :;-.:J

'2J f;'O ~

As requested in your letter of September 1, 1983, enclosed is a tabulation of the Navy pumping rates at Waiawa, Red Hill and Ha1awa tunnels and the OBCP and chloride levels during the period July 1 through September 10, 1983. Also included in the tabulation are the Board of Water Supp1y's (BWS) Halawa and Pearl City shafts pumping and chloride data during the same period. These two BWS water sources are the closest to and would be impacted the most by the Navy's Waiawa and Red Hill/Halawa pumping. The purpose of the changed pumping rates was to determine whether a lower pumping rate at Waiawa would change the DBCP levels in the water.

An analysis of the data presented in the enclosed table shows that the DBCP levels in the Navy's Waiawa water tunnel is not affected by pumping rates. However, it is of interest to note that the chloride levels at Waiawa have decreased and it is uncertain whether the lower pumping rate for three weeks at Waiawa is the cause or if it is a normal seasonal trend. At the same time, the chloride level at the Red Hill water source shows an increasing trend and again it is uncertain whether this increasing trend is due to the higher pumping rate for the three~week period or is a seasonal trend.

The Navy's Ha1awa tunnel reacted in an expected manner in that there is high chloride with higher pumping rates and it can be expected that the chloride level will drop with lower pumping rate.

It is significant to note that the two BWS shafts at Halawa and Pearl City showed no change in quality during the test period as evidenced by a constant chloride level.

The Navy is back to normal operation of the three water sources i.e. approximately 70 percent of the total Navy's water demand is obtained from the Waiawa water source and 30 percent from Red Hill. The Halawa water tunnel is normally kept on standby.

CJ

Page 36: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-,. . ... o o 114:wk 0261e Ser

Should you have any questions, please feel free to call me at 471-3948/3942.

Enclosure

Copy to: Board of Water Supply State Department of Health

~inc rely, ;)1 }

. ~/{~~ c.----:l {;:.- / r ----

RANCIS K. Y. MAU Head, Environmental Branch

2

Page 37: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-.:- ", 0 _

October 1983

IMPACT OF NAVY PUMPING RATES ON WATER gUALITY AT NAVY AND BOARD OF WATER SUPPLY CBWS) WATER SOURCES

(July 1 - September 10, 1983)

JUL 1-17 JUL 18-AUG 9 AUG 10-31 SEPT 1-10

1. AVERAGE DAILY DEMAND 23.17 MGD 22.57 MGD 26.04 MGD 23.06 MGD

2. AVERAGE QUANTITY PUMPED

a. NAVY (1) WAIAWA U.;z.. t'(I)1 15.93 MGD 7. 54 MGD 14.77 MGD 16.34 MGD (2) RED HILL G.(,(,j 7.19 MGD 11 .37 10.49 6.95 (3) HALAWA 0," ~() 0.05 MGD 3.66 0.78 0.31

b. BWS (1) HALAWA SHAFT 11.75 MGD 11.66 MGD 11.02 MGD 11.36 MGD (2) PEARL CITY SHAFT 0.99 MGD 1.21 1.19 1.16

3. PERCENT OF DAILY DEMAND

a. NAVY (l) WAIAWA 68.7% 33.4% 56.7% 69.2% (2) RED HILL 31.1% 50.4 40.3 29.5 (3) HALAWA 0.2% 16.2 3.0 1.3

4. DBCP LEVELS

a. NAVY (l) WAIAWA - AVE <20 ng/1 (ppt) <20 ng/1 <20 ng/1 <20 ng/1

- MAX 21 ng/1 24 <20 <20 - MIN <20 ng/l <20 <20 <20

(2) RED HILL - AVE 0 (3) HALAWA - AVE 0

5. CHLORIDE LEVELS

a. NAVY (l) WAIAWA - AVE 215 mg/1 (ppm) 216 mg/1 206 mg/1 196 mg/1

- MAX 220 mg/1. 220 213 202 - MIN 210 mg/1 214 201 180

( 2) RED HILL - AVE 101 mg/1 105 110 113 - MAX 102 mg/1 112 112 114 - MIN 99 mg/1 96 108 112

( 3) HALAWA - AVE 208 mg/1 215 217 216 - MAX 208 mg/1 224 223 217 - MIN 208 mg/1 208 211 216

(4) CALCULATED COMPOSITE - AVE 179 mg/1 160 168 172

b. BWS (1) HALAWA SHAFT 62 64 64 (2) PEARL CITY SHAFT 58

Page 38: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o ~ .. ,-

SAptember 1, 1983

Mr. Francis K.Y. Mau Head, Environmental Branch Pacific Division Naval Facilities Eng. Command Pearl Harbor, Hawaii 96860

Dear Mr. Mau:

o

Thank you for your letter of August 18, 1983, concerning the experimental procedure~ being conducted at the Navy's Waiawa, Red Hill and Halaw~ pump stations due to the presence of DBCP in the Waiawa sourQe.

We were aware of the problem with the DBCP but not aware that you were changing pumping patterns. We would like to review the results of the experiments as they may assist us in similar situations in the future. We appreciate the fact that you will notify us of.any future changes in your operat­ing procedures. As the agency charged with the management of the Pearl Harbor Ground Water Control Area, we are interested in the actions of water us~rs as they may affect the·sources of other neighboring water users.

We thank you for your continued fine cooperation.

Very truly yours,

. SUSUMU ONO Chairperson of the Board

R'l'C : ES t. ko CC: Honolulu Board of Water Supply

LZ :,v: .

l'! trJ··1

Page 39: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

. ' \. ~

o-OEPARTMENT OF THE NAV" ' n i~' i . /:'/ '. I'" fACIFIC DIVISION

NAVAL ~ACiJld·IES ENGINEERING COMMAND (MAKALAPA, HI)

PEARL HARBOR, HAWAII 96860

' .. r..: !; ,.'-:"~; 1. J, •• < J •• /~r.J "'; .• i; /..Ii.;,L i.; \{.(F"1S

STATE OF riA~/AII Mr. Susumu Ono, Chairman Board of Land and Natural Resources State of Hawai i P.O. Box 621 Honolulu, HI 96809

114:wk 0054e Ser 8442 18 Aug 1983

In reference to the Board of Water Supply (BWS) letter of August 12, 1983 on the subject "Navy's Waiawa Shaft", I wish to advise you that the Navy has been in frequent communication with the Chief Engineer of the BWS advising the Board of our actions at Waiawa, Red Hill and Halawa pump stations because of the presence of DBCP in the Navy's Waiawa water source. We, the Navy, are acutely aware of the impact of our pumping on BWS's Halawa water source as evidenced by the fact that we immediately advised the City of our increased pumping at Red Hill and requested that BWS monitor their water level and salinity and advise us if any adverse impact or trends were occurring at their Halawa Shaft. We advised the BWS that our increased pumping at Red Hill was an experimental procedure to determine what effect the decreased pumping at Waiawa would have on the levels of DBCP in the Waiawa source. Up to the time of the above referenced letter, the BWS expressed no objections to our actions at Red Hill and we are surprised that the BWS appears to be objecting to our actions now.

Our initial testing and experimenting at Waiawa are complete for the present and the results of our tests show that the DBCP level in the Waiawa water is below the detectable limits at the reduced pumping rates. As of August 17, 1983, we have returned to our normal pumping/withdrawal rates from Waiawa and Red Hill. We are now monitoring the DBCP levels in the Waiawa source to determine if the normal pumping rates affect DBCP levels in the Waiawa source. Our experimenting with different pumping rates at Waiawa, Red Hill and the Navy's Halawa shaft is intended to continue until such time as the DBCP problem in the Waiawa water tunnel has been resolved. In the future, we will advise you as well as the BWS of any changes we make to our operating procedures from our three sources that supply water to our consumers on the Pearl Harbor water system.

You may direct any questions you or your staff may have to me at 471-3948/3942.

~inc "ely, .

. -.<:-~~ ;/-j-7fl&-F. ANCIS K.Y. MAU ~ Head, Environmental Branch

Copy to: State Department of Health (Charles Clark) Board of Water (Kazu Hayashida)

/

Page 40: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

L o

fill'. I\azu Hayashida Manager " Chief Engineer Board of Water Supply City 1& County of Honolulu Honolulu, Hawaii

Dear Mr. Hayashida:

August 25, 1983

Thank you for your letter of August 12, 1983, informing us that the U.S. Navy is adjusting their pumpages from the Waiawa Shaft to the Red Hill Shaft.

We have begun an investigation and will communicate with you Inter on this matter.

Very truly yours,

.1 S I SlJSUMlI Of'.l)

SUSUMU ONO Chairperson of the Board

I'

Page 41: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

I, l 0- o. Sly, EILEEN R. ANDERSON, Mayor i

,-, :,' \" 1 , 1:: r, BOARO OF WATER SUPPLY

.. .., , . . ., ' ...... CITY AND COUNTY OF HONOLULU YOSHIE H, FUJINAKA, Chairman

DONNA M, HOWARD, Vice-Chair an

(' " !~ON J, AGADER

Ie P \ • AELJ.CHUN \ J t_~ U t ER A. DODS, JR. f: I

RYOKICHI HIGASHIONNA ERNEST A. WATARI

August 12, 1983 , ' • ' , ".,' \ i '; t ~

, ,', i... i ' ",1, " U 0 ?Jer and Chief Engineer '''-, " ,': 'mf3iAYASHIDA

S T ~\ 1 E 0 F \ I i\'{J _ ~

Mr. Susumu Ono, Chairman Board of Land and Natural Resources state of Hawaii P. O. Box 621 Honolulu, Hawaii 96809

Dear Mr. Ono:

Subject: Navy's Waiawa Shaft

= t ....

'':'

r , [ -, c --- ...... rr; : ... :N'

f2i?O --'I

' .. ' :>

i en

,. '~

c... . ..)

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We have been informed by the Navy that as of July 16, 1983, they have transferred a portion of their Waiawa pumpage to Red Hill and are presently pumping 12 mgd in the Red Hill area.

We request that you closely investigate the increased pumpage for adverse effects on our primary sources as well as theirs.

Although no lasting adverse effects are anticipated from short term pumpage of this magnitude in Honolulu Isopiestic Area No.4, records dating back to 1942 clearly show elevated salinity whenever Red Hill Shaft exceeds 6 mgd.

The more than doubling of their preserved use of 5.668 mgd represents an increase of 33 percent above the sustainable capacity of the Moanalua Isopiestic area, and unless long term pumpage is reduced to the sustainable capacity of the aquifer, all sources in the area will be jeopardized by the increase.

Please keep us informed on the resolution of this situation.

If you have any questions, please contact Herbert Minakami at 527-6183.

Very truly yours,

~ ~...-L/') KAZU HAYASHIDA Manager and Chief Engineer

cc: Mr. H. Nishimura, Naval Facilities Engineering Command

/'1//" 11,,(1'/' ... I!Ul1!·,'{ !I! ,'oio'( IIt;Ct/ -use it wisely

.:,;:. . ?

,. j

C

Page 42: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

P Q BOARD OF WATER SUPPLY EILEEN R. ANDERSON, Mayor

TY OF HONOLULlj' l ' .

P12: 00 PI:

,ii",! i;I' ,)i{\TER& August 24, L" c, tlj Uo-: .' _L- UFJ!'1ENT

: ;, .. ,', " KAZU HAYASHIDA 19 Q 'l, . ':: _I', I. l. ,",',; i ''''1 Manager and Chief Engineer

'11 .... '/ I'" -h iu

" is',liio/HiWi1fES

Mr. Susumu Ono, Chairman Board of Land and Natural Resources State of Hawaii P. O. Box 621 Honolulu, Hawaii 96809

Dear Mr. Ono:

Subject: u.S. Navy Red Hill Shaft

c -. c-, r' 'T

Please disregard our letter of August 12, 1983 relating to increased pumpage at Red Hill Shaft. The Navy has indicated the increased pumpage was only for experimental purposes and has resumed the original rate of pumping.

Pure Water ... man's greatest need - use it wisely

Very truly yours,

~YASHIDA Manager and Chief Engineer

., ......

-~--.----.-.--

Page 43: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment
Page 44: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

'EPARTMENT OF THE NAVyO PACIFIC DIVISION

NAVAL FACILITIES ENGINEERING COMMAND

(MAKALAPA. HI)

Mr. Kazu Hayashida Manager and Chief Engineer Board of Water Supply P.O. Box 3410 Honolulu, HI 96813

Mr. Robert Chuck ~ Munager-Chief Engineer

PEARL HARBOR. HAWAII 96860

Division of Water & Land Development Department of Land & Natural Resources P.O. Box 373 Honolulu, HI 96809

Gentlemen:

ll4:GY:sh Ser 1675 27 Feb 1981

0.:)

r'-.l'~ - --.... _. -. ~.- c::: >-"J C~-'

C) ==' (..U ,. ·r, . c0;;;-

r "'-- :;'-J r J> C -I c·m co 3.,::0 rTl90 :z:: ..I:--I en

The U.S. Geological Survey is conducting a study of chloride levels in the Navy's Waiawa \'/ater tunnel. As part of the study, the USGS recommends that

•.. ~ ",

" . ,-:"1 t

C' .'

\,",-:

-.. ~ Pl 0

the Waiawa pump rates be lowered to an average of 5 MGD. To meet water demands and the pump test requirements, it will be necessary to increase the pump rates from the Navy's Red Hill water tunnel. It is proposed that the pump rates at Red Hill will range from 9 to 15 million gals. per day for a period of one n~nth and the Waiawa pump rate from zero to 9 million gals. per day. The test is s'cheduled to begin in the first week of March.

Unless advised otherwise, the change in pumping rates will commence sometime in the first week of March. Should there be any questions, please contact Mr. Glenn Yoshinaga at 471-3948.

Copy to: U.S. District Chief U.S. Geological Survey Water Resources Division P.O. Box 50166 Honolulu, HI 96850

Very truly .. yours,

}1/!/ff?!'tff) J. ;(;S~EVENS CDR, CEC, USN Special Assistant for Ecology

(

\"""( . )

.. ,.,.' ,..-._---_.

r---r ( ( l , :

..

Page 45: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

/ o

December 9, 1990

Mr. Kazu Hayashida Hanager and Chief Engineer Board of Water Supply City and County of Honolulu 630 S. Beretania St. Honolulu, Hawaii 96813

Dear Mr. Hayashida:

Attached herewith for your information is a self­explanatory memorandum concerning three wells in the Pearl Harbor Ground Water Control Area. If you have any questions, please contact the Hydrology-Geology Section at 548-7643 or 548-7541.

Attach. nT .. :ey

Very truly yours,

ROBERT T. CHUCK Manager-Chief Engineer

Page 46: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

April 30, 1980

MEMORANDUM FOR THE RECORD

FROM: Manabu Tagomori

SUBJECT: Meeting With the U.S. Navy on the Proposed Water Management Plan

I met with Captain McNeill, Clay Ching, and Maurice Kaya of the U . S . Navy on April 18, 1980, to discuss the proposed water management plan. Also in attendance were Dan Lum and Ed Sakoda.

Captain McNeill expressed concern over formation of formal committees in the implementation of the State's Ground Water Use Act. The Navy's Attorney has advised Captain McNeill that participation in formal committees by the U.S. Navy might jeopardize their "sovereignty" position should litigation arise in the future. Hence, Captain McNeill would prefer that the Department not take the formal route in forming the committees, but rather keep it in an informal basis. He indicated that he would not have any problems if we operate as we have done in the past.

On the water management plan we discussed the definition of the sustainable yield of 225 mgd. Basically it represents a mean annual maximum withdrawal. During the summer months it is expected to exceed 225 mgd and be below 225 mgd during the winter months, but averagin 5 on a yearly basis. Later, we plan to define the sustainable yield to pr vide or long-term weather changes.

-U TAGOMORI

Page 47: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment
Page 48: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

,t' I II

t ~ ~ ~ ~

• • • • • I

--I

-I

o State of Hawall

DEPARTMENT OF LAND AND NATURAL RESOURCES Division of Water and Land Development

Honolulu, Hawall

April 11, 1980

Chairman and Members Board of Land and Natural Resourcel State of Hewall Honolulu. HawaU

Gentlemen:

RESUBMITTAL (Deferred Item D-2 of March 28. 1980 meeting)

Certification of Water Withdrawals and Use. Pearl Harbor Ground Water Control Aree. Oahu

The Pearl Harbor Ground Water Control Area (GWCA) which includes the Ewa and Wahiawa judlclal dlstrlcts. was designated for State regulation by the Board t)f Land and Natural Resources (BLNR) in September 1979 under authority of Chapter 177. HRS, and the Department of Land and Natural aesources (DLNR) Regulation 9. The regulatory procedures call for the BLNR to certify existing water withdrawals and uses and to Issue permlts for new sround water developments in the Pearl Harbor 13round Water Control Area.

The users of water within the Pearl Harbor Ground Water Control Area have submitted records of pumpage to the Department and from these submittals the annual withdrawals and maximum daUy pumpage for lndlvtdual wells and/or well fields are tabulated as shown in the attached -Certification of Water Withdrawals and Uses- which Is made a part hereof. A. a result, the followingls recommended for certiftcation of existing use.:

User

Board of Water Supply U.S. Navy U.S. Army Privata Oahu Sugar Company

Total

Existing Us. A verase Annual

(mgd)

18.950 21.350 5.455 5.858

115.000

224.413

Oahu Sug.ar Company submitted ftgures which exceeded the 115 msd luted above but because their submlssfon represents unmeasured pumpases. the Depart­ment'. staff Is recommending that 115 msd be certified. Oahu Sugar, !n tha meant1Cle, will investigate the matter and if deemed necessary wtll request that the Board hold a bearing .. fs allowed under Section ••• of Resutalion 9 of the Department of Land and Natural Resource ••

~COMMENDATION:

That the Board certify the existing uses and· quantity of withdrawal for each well as ineijcated in the attached ·Certification of Water Withdrawals and UseaR dated Aprll 11, 1980 which reflects the recommended withdrawal quantity II follows: Board of Water Supply at 76.95 mgd; U.S. Navy, 21.35 mid; U.S. Army, 5.455 mid: Private. 5.858 mid; and Oahu Sugar Company. 115.0 mgd; subject to the provisions of appllcable laws and rules and regulations.

Attach.

A1'P't!::~B"rrTAL'

~~ ONO. Chairman

~ec~y~4 ~/,LPj ,~rJ ROBERT T. CHUCK --"" ""'\ f'~u,cet . >tPV'- • -.u'- ( .4 Manager-Chief Engineer pIl." t\c,4 .c" ...;..J.. ... , •.

\.t ~, ... t4- .-rI

AS

·\\~··11J ",; . ~

IltM D-2

Page 49: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

I I t I

-, , 1 l

..-- .---. - --~---

o NOTION

Based On the submittal of the staff dated

April 11, 1960, I move that the Board approve the issuance

of conditional certification to the major users of the

grounu water who have filed the prescribed declarations,

in the amounts recommended by the staff in its submittal

dated April 11, 1980, subject to the following:

1. Subrni~sion by each user of a water use

plan, meeting the management objectives and policies of

the Board, within 3 months from the issuance of such

objectives and policies by the Board in the State's water

management plan.

2. Approval of the water use plans by the Board.

3. Rp.vie'vl of the conditicnal certification

within the next 3 years.

4. Reduction in the quantity of water conditionally

certified in the event that such water is not being bene­

ficially used as defined by law or that the water use plan

is not being implemented effectively.

S. Adjustment in quantity, in the case of Oahu

Sugar, upon the installation of a new and more accurate

metering system, but in no event will said adjustment exceed

the amount of the 1979 withdrawal as contained in the declared

use attached to the submittal.

A6

Page 50: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o

II

• UaeT/Souree ltate Will No.

OAHU SDGAll CO.

BanoIIliali WI" I 220l-01 to •• us 2101-01. N. IT U I •• JI02-0I ••• tit II • EP I •• 2202-01 tit It U f •• J202-1I tD H

EP 15. 11 2202-n • PalIlld EP 11.11, U. 12 100 .. 01 to 11

Walrwa • WP lU JU .. Ol WI" 1.,. 21S .. 02

WeDt. WP 1 1301-01 to 1. • WP lA. ZB 2301-21 to 21 WP IC. 4C 2301-27 to II WP U, GI 1201-11 tit JI • Wcipaha WP IA. IB 24Sf-OI tit It WP 'IA. 'III. 'Ie 2200-0'1 to O.

TOTAL (Oahu .surv. Co.) ...... • • BOAJU) or WA'l'EJl SUP'LY

Ift-Dblrict lkIurwII KUDla Willa D 2C02-01, 02 Wcipahu Wollo 2too-01 to .. Wa.lplo Beta. Walla 145t-1I. I. Poul Cl17 Shaft JUt-Ol '..,.1 C1lJ Willa I 2Ut-01. O. ,.arl C1r7 WeJla D 1457-01 to 02 WaJau Wollo 2457-12 to 11 H.-towD Wella Jest-Ol to OJ Waimalu "ella I US"C •• SI X80nohl wen. I 2l5 .. 51. S.

o

·.tate 01 He.aU DEPJJlTMUT or LAHD AND HATULU. JtESOORCU

CllRTTFtCAnOH or WATBll WmtDRAWALS AND USES ...... 1 Harbor Oraund W.lar C-1JoI Area

April 11. III'

DECLAJt£D EXISTING DSI Withdrawal

IcNroe ~ ... 1'otaI p..dlJ A"....... It'l' We.ll8 D.e 'al'd) (IDn) (an) UN

ID-DUlrict

• AII"Inc.. 1'.2" n.'o, U.n. Ap.IDea. I Ap. S.IM J.'U 2.'111 AII'.

Jt ~. n.'Ieo 11.11. I.I'IS AII'. 12 ~. 17.101 12.'11 12 •• 0. AII'. • U f. Arr. EP f. Ap.

EP •• Delat n.w ' •• 31 '.021 EP •• Dea. 1 Ap. 24 .... U.SI'I 10.IU AII'.

n Ap. 1I.'H 1I.'1IS 11.101 J.p.

1 J.p. 2.eo. 1.fU 1.711 Ap. 1 Ap. 1.111 1 .... 1.2.11 J.p.

ID-Dtilrict

1. Dea. 1.ts. 1.'U 1.'IZO Dea. I Ap. , .... 5.1" t. "''1 Ap. t Ap. '.101 '.01'1 I.'IU Ap.

11 Ap .. 1D4. Ap.,1Dd •• IDea. II.'" 1.215 1.'1'1 I !)ga.

14 J.p. It.'st ..... 'I.lS' AII'. I M(r. 11.120 11.351 n;3Ic AlT.

11. 1.3.11 • UZ.20' 122."'

ID-DleIrict

2 Mva. S ... 0.210 ..110 MUll.

• MUll. I •. " t .... C ... O MUll. 2 11_. c.n O.StO O.'lO MIIII. 1 M_. I.U I.UO 1.220 11_. 2 MUll. 2." 0.110 '.210 11_. 2 M ... •••• 2.UO 1.110 MIIII. I M_. '.00 '.U' 1.640 M_. I 11_. . ... •• l'O 1.OSO M ... 2 M_. .... 0.0'0 0.010 11_. 2 M_. C.22 1.110 1.100 M ...

A7

'RESEJlVlJ) USI WltII4nwal

llaiIaua tOlal A ........ DGlJ .\Iuna&l DdlJ' 'aid) hHl ,atrell

11._ t.fI'.no C JS.O'I) I .... 121.131 ( 1."')

II.'" 1.'5'1.13' ( S.JIt) JI.Ut ..211 .... ( n .... ) n._ l.ll'1.n. ( '.51') n.IM 1.'H.n. ( 1I.1S0)

10.00' I,W.U' ( 1t.'U)

2 •• 121.131 ( 1 •• tI) 1.1f' m.1I1 ( 2.12')

1.15' '''.IIS ( 1.141) 10.001 2.221."' ( '.310) '.101 1,17'.200 ( I.UO)

11.05' 2.W.m ( '.US)

11.1" 2.'IS.S1l ( '.'ISS) 15.15' 2.'I'.CSO C 10.730'

2OC.On Cl • ..,5.'0. (llS.OOO)

2.120 n ..... ( •• '10) S.Zl' 1. '111. ZOO C '."0) 1 .... 12' •• 5. ( 0.130) l.lOO cn.IO' ( 1.320) 1. '12' 112.151 ( '.210) 1.21' '''.3SO ( 2.110) Z.stt 125.10' C 1. ceO) 2.1'1' U2.lS' ( 1.'50) 0.71' U.JOO ( 0."0) 2.1" "1.500 ( 1.100)

Page 51: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

j o o I

I

I I I

1

I , I

DECLAJlED EXlS11HG us. PJlES£RVED usa Wlthdnwal Withdrawal

ao- 10-,._ MaiaI_ Total Aft,.,. T-.J Icapaei17 AYeI'.,. un Dall;r .bDual DUJy I

O .. rISoul'ft Star. WeD No. Wella v •• (".-eI) ( .. I'd) (m"s) 0 .. (IIId) (lliln (111~

I In-DUrtrict

Ai .. QuJeII un-os. 01 I 111m. S.H 0.110 l.ftO Ilwa. 1 .... SII.U. ( •• TlO) Ai .. w.u. USIo-••• " I XWl. S.H 1.011 1.UO II •• l.m ST5.ISI ( 1.030) JIalaw. w.u. J2.SIo-ST ID S. I IIlDa. ..U I.'" 1.000 II •• 1.UO SIS.toO ( 1.000) WaJplo Hst-. Wella I IUt-IS. It I II •• .... - - II •• - - ( - )

I Weiplo B .... Wella D 1100-11. II I 111m. .... - - IIlDa. - - ( - ) Pearl CUT (]OalUIadM)

W.u USl-II 1 )I •• -.:.:" - - IIUIl. - - ( - ) JIJlU.a1 Wella SIOO-Ol 10 H 4 11-. I.no I .... II •• 1.l1t l.tn.7H ( I .... )

I W&bJnra 2101-01 01. 11 J 111IIl. .... S.UO S.170 IIUIl. s.no 1.1n.5SO ( '.lT01

'UI)lNI ClD-Dt.mic:t) U 1D.lt 10.tTO IS.IDO 41.110 ' •• 5.1S0 u.on

.bport 110 I.xport ID B_lu.ba BODOlul1a

I Balaw •• 1Id 1»4-01 1 111IIl. 12.01 12.410 14.210 IIUIl. ll.n. 5.112.200 ( 14.210) 1tumJ1o .eIIa Dn-II. II I 111IIl. '.01 I.'" 1."0 111m. 1.14' n'.no ( 1.UO) J(alIuaao w.u. WIo-II to 14 I II •• 12." 1 •• ts. u.n. IIUIl. u.n. '.sa'.m ( 11.710) I"aD&a&aI w.u. S451-.S, ". ., to 12 • JIaa. 11.1' 12.110 U.fTO II •• It.Ut ..sn.'" ( U.110) ItuInIau\a Wella Wl-D. IC I 1Ia. I.N '.15' 1.11' 111IIl. 1.U' "5.150 ( 1.110)

I Waimalu w.u. D 1351-". n. " J 111m. I.lt '.17' '.SOI 111m. I.'" 1".500 ( '.300) . Jtaonobl Well. D nSf-II IS .5 S M1IIl • S.H 1.17' 1.100 111m. S .... COl.S00 ( 1.100)

Subtot.al (Export ID BmWntn) IS 11.14 CO. 410 a.JOo M.no 15.512.SOO ( C.500)

I B .. -Wu- Ew~~'

JtwUa Wella I 1302-01110 " • 11_. 1 .... 5.550 '.110 llwa. 1I.n • 1.TSS.'SO ( '.110) Ro .... Walla 1301-3' to ,. • 1I1Ift. 14.U ' •• 30 ' •• 10 111m. n.' • I.W.IS' ( '.110) Subtotal (Izport ID "a-Waiaue) II U.I' 12.310 U.OO D.l3t '.111.300 ( 11.CO)

I TOTAl. (8oar4 of WalU S1rpPIJ) " In." n.J40 71. ISO 120.U' 21.0".UO ( ".150)

I A8

Page 52: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

I.

1 , ~ I J 1

J i I 1 t ,

a

DECL.UlED EXlSTlHO USII PIU!SEJlVED USI Withdrawal Wlthdr.wal

IkIuree $0-,. • .,. Muimwa TOC&I Total c.p.dC)' A,"",,,, 117. DaIl1 A.8Dua1

U .. rlSouree Stal. WeU Ho. W.Ua v •• '.1'11) 'Bll'd) (.I'd) Va. 'mrd) (.d

MlUTAIl1' In-DUltr1ct

Arm,. S.45S Sch01!ald a.Jl. (2. s. 4.1) 1101-02 to.04. 1. ~ 1Ul. 1' •• 44· t.'U lUI. ••• U 1.111.'71

HpY Wai.awa Shaft 2SS .. I. 1 101. 25.12' 14.701 13.2'0 M.I1. 25.18' t.'l1.000 Reel KW Sbaft l254-01 1 MU. n.21' '.S4' ,:tiT 1Ul. U.JOO 2 ..... 12. BuberII PI. Sbaft 2103-0.1 • I MU. S.H' 2.US i:2n M.I1. S.OOO '21.11' Ha.t.wa Shaft 2255-32 1 MU. 11.521 '.410 O.UO 1m. 11.200 n.lSo SubtotAl Of 1I'rY) t St.,,, 25.112 21 • .150 st. 700 ' 7.712. fl.

TOTAL 04Wt&r7) • fI.nt 10.145 21.105 17.'.1.1 '.712.125

PJUVAD OSE.IS

CAB JlabU7 Ia Dtrtrict

1It-34 22S$o-U 1 bul. 2. lit '.'15 0.'" IaoL 2.UC .1.1 ..... lIt-U Z2S5-JI 1 1D4. 1.11' '.tll 0."1 W. I.'" 117.12'

Del Mom. Corp. no)-o, 1 Ap. I .... - - qr. - -IIU-OI 1 AI"r. I. ... 1.171 1.121 Ap. 1 • .10' nC.l11 U03-01 1 0-. '.4J' '.1.11 O.lst Dca.. '.201 ".21'

Bania Rur US-, nOI-1t 1 1D4. '.tn 6 •• OS 0.001 1114. 0.007 I.HS

BawaU CouzIcr,. Club •. m no-. 240)-01 1 OthG' '.117 0.220 oa- O.ClI 10.200

Xahua .. eat Co. Ift-DiJrtrlct

245 2101-01 I Other ..U! iI.on - 0I:bcr - '.03'

P • .,.I CouzIcr,. Club 1f1-1 2351-54 1 Otbcr ..... '.UO 0.222 00Mr 0.55' 11.'31

WalnIUIO Trur. School Ul-lA.lB 2,s$1-Ol. 02 I Other 0.1l' •• US 0.131 0ChI:r 0.2" 4'.'"

Wat.anaba 23. 2300-11 1 AIr. a.K4 0.fe3 O.UO Ap'. 0.120 14 ••• 23t-. 2300-20 1 AI"r. '.57' 0.4S1 0.400 ACT· 0.500 14 .....

YuhimW'a. D.'. Uf-2 "5f-~1 1 .\p. - 0.00' 0.001 ACT· 0.011 2.1H

AlJplo. 80A1aD .. JCS ... U I Dca. - - - Dca. - • Z15a-n 1 Dca. - - - Dca. - •

Gora.Georp Jls .. U 1 DoID. - - - Dca. - • JlS ... lO 1 0-. - - - Dca. - • lU'-17 1 DoID. - - - Dora. - •

J.Iinaml. X. Ltd. 2US-OJ 1 Ap. - - - Ap. - • SaIu..moto. ldward ... USt-311 I Doaa. - - - Dora. - • JtaWaAO. ToaIIJo 2U ... 11 1 Doaa. - - - Dora. - • Hakuu. Walwr 2358-40 J Do ... - - - Den. - • TOTAL (Print.Olan) Jl 15.112 S.US S.'SI '.U' 2.015.11'

TOTAL WJTHDJlAWAL. P2A.ItL HAlLBOR aweA 441.124 2fl.'U 212.2'1 401.C .. 11.'10.145

-Withdrawal to b. eertUled .hall be equal to th. iUUtiAr pump capacity.

A9

A .......... o.J~ 'mLdL

e S.tSS)

e n.200) ,-1';'"') (LT.fl1)

e O.UO)

e 21 • .150)

( 21.105)

( '."') e ,.,") ( - ) ( 1.121) e '.Ue)

( '.003)

( '.120)

e '.'22) ( 0.222)

( 0.1.1')

( '.'10) ( '.eOO)

C O.OOC)

------ I ---

( S.asl) I

(Zu.nn

.1

Page 53: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o Nov. 1, 1979

MEMORANDUM FOR THE RECORD

FROM: Ed Sakoda

SUBJECT: DOWALD - U.S. Navy Public Works Center meeting on the Pearl Harbor Ground Water Control Area, 1:40 p.m. October 24, 1979

The meeting was held at the headquarters of the Navy Public Works Center, Pearl Harbor. The following attended the meeting:

~q,~ J Capt. James McNeill ~~\'~ Lt. Cmdr. Robert Knowlton

~b Lt. Cmdr. Clayton Ching ,,0\ Maurice Kaya 17'+-1172

Manabu Tagomori Dan Lum Ed Sakoda

l..(\ Manabu opened the meeting by outlining DOWALD's purposes

for calling the meeting. We are collecting pumpage data from all the users in the Pearl Harbor area and would like whatever data the Navy can supply us since they are one of the top 3 users in the area. We would also like to field inspect their wells and would like their assistance in doing so.

Capt. McNeill indicated that they were aware of only a few wells owned by the Navy - not the 82 that was indicated by our printout. We agreed that we are concerned mainly with their production wells but would appreciate any information on any other wells on their property.

The four Navy production wells which come under the responsibi­lity of the Navy Public Works Center are:

Waiawa Valley - their primary source Red Hill, near BWS Halawa Shaft Halawa Tunnel Barbers Point

Data from the above wells will be submitted to DOWALD for review.

There seemed to be no problem concerning inspecting the Navy shafts. U.S.G.S. personnel will probably accompany DOWALD staff on these inspections.

Manabu and Dan presented a brief background on the ground water situation in the Pearl Harbor area then opened it to questions. There was some discussion concerning the salinity of their wells and the possible reasons for it. Manabu asked if their chloride records could be made available to DOWALD. No problems are anticipated.

The Navy has no plans for further ground water development in the Pearl Harbor area. Changes may be made in their operational

Page 54: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

-' " o MEMO FOR THE RECORD - 2 - Nov., 1, 1979

modes due to r1s1ng salinities and other factors. They were encouraged to submit their future operational plans to DOWALD for our review.

DOWALD will work closely with Maurice Kaya and Lt. Cmdr. Ching to coordinate the gathering of pumpage data, field inspections, etc.

ES:ey

The meeting ended at 3:00 p.m.

/- / . ,

(;' /J /.-h,;, 'L

ED SAKODA

Page 55: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

Capt. J .E. McNeill Commanding Officer Navy Public Works Center Department of the Navy Pearl Harbor. Hawaii 96860

Dear Capt. McNelll:

o ----~.----

January 1. 1980

Your Reference lOlA: MK: hn

We acknowledge receipt on December 31, 1979, of your Declaration of Existing Water Withdrawal and Use in the Poarl Harbor Ground Water Control Area.

Please keep us informed of your efforts in researching the wells not included among your submitted declarations. Our staff will review the data and may contact you for a field inspection of your wells before certification of your declared water use is made by the Board of Land and Natural Resources.

We appreciate your cooperation in filing the declaration of existing water use.

RTC: M.Y: dh

Very truly yours.

IS J SUSUMUONO

SUSUMU ONO Chairman of the Board

Page 56: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

State. of Hawaii Depgnent oi'Lana and ~atural ResoQes

DECLARATION OF EXISTING WATER WITHDRAWAL AND USE Pearl Harbor Ground Water Control Area.

lMstJ"w8ti8ASI TAis jQ,,~ JRwst 98 li"8li'l"Zy 9'lJRfoi'lliltIilQ, si§J:l'lQ, oRd subJ2;litt'lQ ,WJ" 'lagA iRQi"i""lil .... '811 8J" 88ARIil8tlilQ baUIilJ')' Qj'%'lillle 81'1 8J" 1i'1il.~l'IIil TOJUIOJ')' 3, lPiQ; iR occordoR8'l'",UA RIil§"ZatiIlJi g sf n~Et .QSfJ8J?tJR'lRt. $w.QJRit tREt IreiRM 'Nitlol 8R;' 8tt8GJ;UR'lR'S 'COl .D'lfoi'O"t~'lRt co>,f .LlillUi fiRS ~,rflhu· .. 1 ReeetuCees. P. Q, Rail cilci, IJe"elttht. JJMVflii QiSQ9.

1. WATER USER: Name U.S. Navy Public Works CenterMailing address_C_O_D_E_3_0 _______ _ Pearl Harbor, Hawaii 96860

2. WATER USER'S !Il WELL CJ CONNECTED BATTERY OF WELLS: User's Well Name and Location Red Hi 11 Shaft, Pearl Harbor TMK UNK --------User's Well

No. (s) Pump or natural

flow capacity (gpm) Capacity determined by flowmeter. nameplate, orifice, etc. (specify)

Year pump inst. / modified

1 12,000 Venturi Flowmeter 1943

3. BENEFICIAL USE OF WATER: (a) Major Use: L:7Municipal° 0 Agriculture 117Military OIndustrial

~-~----QDomestic CJother (specify) (specify) (b) Minor Uses: N/A (specify) (cl For Agriculture Use list crop (s) N/ A • total acreage

irrigated • and attach map showing acreage irrigated by the well source.

4. BENEFICIALLY USED WATER WITHDRAWALS: (al AU figures given in (b) are records of: Lr7Metered flow QNameplate pump capacity

OOrlfice OWeir C]Other (specify)~-__=___=_~~---=--_-_--­(b) Records available (in million gallons per day. three decimal places):

Year Monthly Month 1974 1975 1976 1977 1978 1979 Avera~e Jan. 0.146 4.~60 4.431 9.158 2.687 ~.849 4.022 Feb. 0.250 4.889 4.436 7.596 5.151 1.782 4.017 Mar. 0.538 5.976 4.958 . 7.253 6.108 3.263 4.683 Apr. 2.063 2.769 5.306 7.510 6.606 6.173 5.071 May 2.902 4.685 7.072 10.457 . 7.332 6.631 6.514 June 1.779 /.041 7~979 12.944 8. OS2"'- b.5641" 7.232 July 4 539'\ ..9.7_19 10.616 13.027 9.081 8.248 9.208 Aug. 8.912 10.299 12.034 13.056 10.429 8.417 10.525 Sep. 7.699 11 . 131 11. 729 11.988 9.518 8.460 10.088 Oct. 6.940 10.702 9,444 13.041 8.926 6.350 9.234 Nov. 4.635 9.953 9.794 10.10B 5.265 ·4.610 7.394 Dec. 5.259 5.236 7.833 8.433 1.808 5.714

Yr. total '45.662 87.280 95.632 124.571 80.993 . 6~.3!:>3

~ Mo. Ave 3,805 7.273 7.970 10.3B1 6.749 5.668 - . . 17.3 Jan 5 year average. 6.974 mg~. hlghest day use mgd on , 191"L •

(c) For Agriculture Use only: description of withdrawal schedule (include mes of day and days of week: N/ A

---------------------------------------------------------------------------------------5. WELL DESCRIPTION:

On the attached computer list of wells, make corrections or additions thereon in red pencil as necessary and return with Declaration form. If information is readily available in another form, you may submit it in lieu of a corrected computer list.

:inial. .... Ti" .... ,811"!. ,n :.a.s ill R.!:~a'i.n 8 ei &he liepa ...... Ii " ... Ii _, )1 •• __ ... it ••• ,,. ... : •• w" •••• i' •. ' .... i .... _Ii 1'5~ir ·he Util anl_na ............ , ...... , •• 11i1._, ..... '.'i.' ............... I ...... , .i •• "l •• ! ..... lnlt". i' ••• iii. , ....... , .1111 ".!llI,.,

{~.kLL ' S!gnatu!'e: C. {. K.CH~~R, CEC, USN

~~~~--~~~~~---------------------WATER USER Date: ~ P£-<!-- 1271

Asst. Production Officer

Si gnature: __ --=-:-:::=:::::::::-;:::~:::-:::=:_::_::_:=---­:..~:-:DOW:'~ERJF WELL SITE

Date: -------------------------

For Official Use:

Last day to certify 7-..:::3:::::..!..J --:-80::::.::::. _____ _

Date Certified -.~~----------------=-Amount certified

0. . ~~5"- 02; L."io:::',j. ,0)\ 0'" I' ··WELL NO. _RF.t:> +'\LL ':>HA.~T=' . ( \~/

Page 57: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

/ (0 I I

./t·. r~ l'/E 0 DEPARTMENT OF THE NAVY o

NAVY PUBLIC WORKS CENTER PEARL HARBOR, HAWAII 96860 IN REPLY REFER TO:

101A:MK:hn

;,1) \ (1\:' r ~!f) 18 DEC 1979

• '.' i . ~;vUhCES Mr. s~~~'~6\ \~~F'i1i\VJAU Chairman of the Board State of Hawaii Uepartment of Land and Natural Resources P.O. Box 621 Honolulu, Hawaii 96809

Dear Mr. Ono:

~c t?~--0<:: m--f,§~;. o'~-

m~ Included herein are information on the Navy potable water produc­tion wells ana their five-year pumpage data for use in administering the Pearl Harbor Ground Water Control Areal

Four (4) Navy tunnels are included. These are the only production facilities in the Control Area that are currently operated by the Public Works Center. We are not familiar with other wells included in your computer list of 3 October 1979 but will maintain an effort to research their status.

We welcome any opportunity to discuss the peculiarities within our potable water production facilities as it relates to the overall goal of optimizing water development and use in the Pearl Harbor Ground Water Control Area.

Encl s. (4)

cc: COMNAVBASl:. PACNAVFACENGCOM

Sincerely,

~-\~1\~~ J. E. McNEILL CAPT CEe USN Commanding Officer

~ c:l c....a p-z :~

:P -u .. c.n ce

"-f· •. J

r"-' 'I

(; r!l ....... -< rn 0

Page 58: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

Navy Public Works Center Department of the Navy Pearl Harbor. Hawaii 96860

Attention: J .E. McNeill

Gentlemen:

o

December 4. 1979

PHGWCA (Pearl Harbor Ground Water Control Area) (Reference: lOlA: MK: mof)

Thank you for your letter of November 27, 1979. expressing your intended cooperation with the Board of Land and Natural Resources on its management of the Pearl Harbor Ground Water Basin.

We look forward to receiving your declarations of water usage and appreciate very much the fine cooperation your command has already extended to our Department.

RTC:DL:dh

Very truly yours.

IS/SUSUMUONO

SUSUMU ONO Chairman of the Board

Page 59: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

0 ... " .',' 1', 'F.' D , ...

DEPARTMENT OF THE NAVY NAVY PUBLIC WORKS CENTER

PEARL HARBOR, HAWAII 96860 I N REPLY REFER TO:

lOlA :MK:mof

('.: \,:\\! 'r'! AS: 4j 27 NOV 1979

r l:oT pC' ,.. .. '" \ '''')('ES .,' :,lIUI\\.J

r~r. SUSK~~i~~~'11'A VJ AI\ Chairm~n'of the Board State of Hawai i Department of Land and Natural Resources P.O. Box 621 Honolulu, Hawaii 96809

Dear Mr. Ono:

r ~" , '. _ ...... c;~

~""f~' rn -=: ." m·-I'!' o~..:...;

I~

-J t..C

Z <::)

<: 'W ,C)

"0 ~ •• (.0.)

0

I have received your letter of 3 October 1979 regarding the designa­tion of the Ewa and Wahiawa Tax Districts as the Pearl Harbor Ground Water Control Area.

-r! <', ,

fi, (')

Pl -< rn 0

This command intends to cooperate with the Board's ground water manage­ment program to the extent possible. We are prepared to provide you with information on the Navy's water pumpage and usage, as well as to participate in programs to optimize water development to assist in the success of your efforts. However, our participation can extend only up to the point where it will not subordinate the Navy's interests or com­promise the National Defense. Our declarations of usage will be forth­coming under separate cover.

The Public Works Center's representative on these matters is Maurice Kaya at 474-1172.

Copy to: COMNAVBASE PACNAVFACENGCOM

J. E. McNf:!LL

Page 60: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

LCDR C. Y .K. Ching Acting Utilities Supt. Navy Public Works Center Pearl Harbor, Hawaii 96860

Dear LCDn Ching:

o

December 3, 1979

This is to acknowledge receipt of the Navy's fresh water pumpage data for the month of October 1979. Thank you for keeping us informed. We appreciate your cooperation.

ES:dh

Very truly yours,

/,"1 / J;" l-"1//, ~ /~ i." '" .... ,., ,1 .. A;;.J1-4t./ ..... "

~ .. vvv ~ ..

ROBERT T. CHUCK Manager-Chief Engineer

Page 61: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

. :..

~, NAVY- PUBtIC WORKS-.-cENTER PEARL. HARBOR, HI 96860

U. s. Geological Survey Water Resources Division 300 Ala. Moana Blvd •• iW01ll 6110 Honolulu, Hawaii 96850

Dear Sir:

600: CYK.C: cs

at NOV 1919

In accordance with the request of Commander, Pacific Division, Naval Facilities Engineering Command, the following fresh water pumpage dsta is submitted for the month of Oetober 1979:

STATION

Waiawa

Red Hill

Ha1awa

Barbers Point

Lua1ualei

Total

K GALLONS

401,540

191,865

4,791

80,005

7.664

685,865

Note: Meter reading 10/1/79 to 10/31/79.

Sincerely,

c. Y. It. CHING LCDR, CEC, USN

I ):",. r

b~ Cr m-· ~: ,: 0= -;::; n, 3:::c: ~s;>o --4

ACTING UTILITIES SUPT.

Copy to: Board of Water Supply Oahu Sugar Company

~State of Hawaii - Div. of Water & Land Development

---.J <.0 Z "~t "! ~ ,""A

<::: rn . : . '" r-: en

fil )::J -< <::::) rn '"'" 0 c.n

Page 62: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o WATER USE PERMIT NO. 085

This report has been prepared in accordance with 13-171-22(b) of the Hawaii Revised Statutes

requiring a 20-year review of issued water use permits to determine permit compliance.

Following is a summary of permit information, site characteristics, methodology, findings, and

recommendations for this State permit file.

Permit Information

Water User:

Landowner of Source:

Permitted Withdrawal Rate:

Water Management Area:

Island:

Aquifer Sector/System:

System Sustainable Yield:

Water Type:

Original CWRM Date:

Standard Conditions:

Special Conditions:

Water Source

State Well Number(s):

Well Name:

Water Source TMK Number(s):

State Land Use Classification(s):

County Zoning Classification(s):

Geographical Coordinates:

End Use

Department of the Navy NA VF AC Hawaii - Environmental (EV) 400 Marshall Rd., Building X-11 Pearl Harbor, HI 96860-3139

Department of the Navy NA VF AC Hawaii - Environmental (EV) 400 Marshall Rd., Building X-11 Pearl Harbor, HI 96860-3139

4.659 mgd (Based upon a 12-month moving average)

Moanalua

Oahu

Honolulu/Moanalua

18mgd

N/A

May 17th, 1989

None

108-111

2254-01

Halawa Red Hill

1 st Division, 9-9-010:006

Conservation/Urban

F-1/P-1

N/A

End Use TMK N umber ( s): 1 st Division, Various

State Land Use Classification(s): Various

1 BROWN AND CALDWELL Summary Report/or Water Use Permit No. 085

____________ ,11_

Page 63: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o 0

County Zoning Classification(s): Various

Beneficial Use Explanation: Use for military purposes

Background Information

Consistent water use reporting records for State Well No. 2254-01 are available for at least the

past four years. The permittee's 12-month moving average was in excess of the permitted

allocation for approximately 15 months in 2003 and 2004. There are no salinity records on file

for this well. Reference the permit file for additional information on reporting history.

Water Use Permit 085 was approved during the May 17th, 1989 Commission on Water Resource

Management meeting. This water source has been in use by the United States Navy since around

World War II. Special conditions 108-111 are the governing conditions for this water use permit.

A complete list of all standard and special conditions is given in the permit file.

Field Investigation Information

Contact:

Site Address:

Mike Fitzgerald

Halawa Red Hill

Brown and Caldwell conducted a field investigation on August 6th, 2008 from 9:30 a.m. until 2:00

p.m. with Mr. David Cane, who is an associate of Mr. Mike Fitzgerald. During this time, type of

water usage was verified, flow meter installation and functionality were documented, and

property TMK information was verified. Due to United States Navy restrictions, no GPS

coordinates were taken of the well. The wellhead, its related appurtenances, and water usage area

were visually inspected to assess compliance with permit conditions. Visual inspection of water

loss/waste was limited to outdoor areas within the usage boundary. Reference the TMK and

GIS maps in the permit file for a visual representation of the site.

Summary of Findings for Water Use Permit No. 085

The entrance to State Well No. 2254-01 is located on TMK parcel 9-9-010:006 in a secured naval

installation. The actual well, pumps, controls, and related appurtenances are located down a

series of underground tunnels in a pump room. Water is drawn via four vertically mounted

pump motors whose shafts extend downward into the water table that sits approximately 20-feet

below the room floor. The water is then metered, treated with chlorine and fluoride, and

conveyed into the central distribution system where it is combined with water from State Well

Nos. 2255-32,2558-10,3100-02, and 2103-03 and conveyed into a central distribution system

that provides water to various naval installations across the island of Oahu. Due to the extensive

2 BROWN AND CALDWELL Summary Reportfor Water Use Permit No. 085

Page 64: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o end use area and restricted access to such area, end use locations were not verified during the

field investigation. Reference the Appendix for photographs of the previously described system

components. Due to certain security measures implemented by the Navy regarding picture

taking, photographs of certain system components may not be included.

Based upon visual inspection of the system, all components appear to be in full working order.

The permittee demonstrated functionality of an installed flowmeter and provided access to the

site grounds where no wasting of water or water loss was observed. Visual inspection also

confirmed that water use was within the permitted TMK boundaries. Water use is currently

being reporting on a monthly basis with no recent evidence of overpumpage violations. Former

overpumpage violations, however, inhibit the permittee from achieving total permit compliance.

Water Use Permit 085 did not mandate salinity reporting when it was issued in the 1980's. As

such, although the permittee has not been submitting salinity reports to the Commission, there is

no technical violation of permit conditions.

Recommendations

• Address the following discrepancies between the Commission's electronic database and

actual field investigation findings:

o Permittee and land owner names and addresses

o Change permittee contact to Arleen Mizuno at (808) 471-1171 (x203)

o Water source and end use TMK parcel numbers

• Address violation of overpumpage during the years of 2003-2004.

3 BROWN AND CALDWELL Summary Report for Water Use Permit No. 085

Page 65: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o

20-Year Water Use Permit Review Water Use Pennit No. 085

APPENDIX

Field Investigation Photographs

4 BROWN AND CALDWELL Summary Report for Water Use Permit No. 085

Page 66: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

Figure 1 - Pumps for State Well No. 2254-01

Figure 2 - Well depth recorder

5 BROWN AND CALDWELL Summary Reportfor Water Use Permit No. 085

Page 67: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o

Figure 3 - Salinity level readout

Figure 4 - Chlorine/fluorine dosing pumps

6 BROWN AND CALDWELL Summary Report for Water Use Permit No. 085

Page 68: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

Figure 5 - Fluoride tanks

Figure 6 - System flowmeter (far left)

7 BROWN AND CALDWELL Summary &port for Water Use Permit No. 085

Page 69: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o

Figure 7 - Booster pumps

Figure 8 - Pump controls

8 BROWN AND CALDWELL Summary Report for Water Use Permit No. 085

Page 70: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o

Figure 9 - Naval water distribution schematic

9 BROWN AND CALDWELL Summary Report_for Water Use Permit No. 085

Page 71: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o DEPARTMENT OF THE NAVY

COMMANDER NAVY REGION HAWAII

850 TICONDEROGA ST STE 110 PEARL HARBOR, HAWAII 9686o-S101

CERTIFIED MAIL NO. 7007 2560 0002 0326 7623

Mr. Ken Kawahara Deputy Director State of Hawaii Department of Land and Natural Resources Commission on Water Resource Management P.O. Box 621 Honolulu HI 96809

Dear Mr. Kawahara:

SUBJECT: THIRD NOTICE OF WATER USE PERMIT REVIEW

5090 Ser N45/00145 July 21, 2008

c::::J .!'~-) co .' ..

~ -....

f"V c....J

l:o

-,....., In response to your letter of July 11, 2008, the requested

information was faxed to Mr. Milo Smith of Brown and Caldwell on July 18, 2008. A copy is provided in enclosure (1).

Your request noted that you previously attempted to contact the Navy to obtain information on the Navy's water use permits. Your

:'TJ iT} C-)

n .. -"'-

rq ::;

July 11, 2008 letter was the first letter received in our department; however we apologize that your previous attempts to contact the Navy were not successful. We are happy to provide the information required for the permit review, and to provide assistance with field investigations at our Navy sites.

Should you have any questions regarding this matter, please contact Ms. Arleen Mizuno or Ms. Julie Muraoka at 471-1171, extension 203 or 338, respectively.

Division Head, Compliance Regional Environmental Department By direction of the Commander

Enclosure: 1. Water Use Permit Surveys

Page 72: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o Water Use Permit Survey

(please complete one survey fonn for each WUP)

o WUP Number: 085 ----------------- Well Number(s): 2254-01 (Halawa Red Hill)

Contact Information (of the persoD who will be preseD' a •• ite villit):

Name: Mike Fitzgerald

Phone (for phone interview): __ 4_7_3_-2_5_5_7 ________ _ Fax: 473-1545 Email: [email protected]

Best time to reach for phone interview: ______________________________________________________________ _

Property Information (of .lae water uRlwelllocadoa): Address: NAVFAC HI, 400 Marshall Road

City: Pearl Harbor Zip:_9_6_8_60 ____________ _

Well Location TMK (list all if multiple wells present): __ ---"'9:....:-9"--"""0.:..10:.::~0"""06=<_. ___________________ _

Water Use TMK (list all ifused on mUltiple lots): ______________________________________________________ _

Water UselWelllnformation:

Is the water source currently in use? Yes No o If no, please explain: _____________________________________________________________________ _

What are you currently using the water for? (example: '"Use for 45 acres of diversified agriculture and 3 residences"): Navy/military use

Is a flow meter installed and working properly? Yes No o If no, please explain: ___________________________________________________________________ _

Do you submit monthly water use reports to the State? Yes No o Ifno, please explain: ________________________________________________ _

Field lnvestigations:

A representative from Brown and Caldwell will be visiting wells in your area over the next two months between the times 01"9:00 am and 5:00 pm. Each site investigation will take approximately 1-2 hours. Please indicate up to three potential days of the week and availability times for an on-site inspection of the well location and verification of water use compliance. The pennit holder must provide Bro\\n and Caldwell with at least five (5) working days notice of the need to reschedule.

Option #1

Option #2

Option #3

Date (M-F): _________ _

Date (M-F): ________ _

Date (M-F): ________ _

Time:

Time:

Time:

9:00 am 0 9:00 am 0 9:00 am 0

12:00pm 0 12:00pm 0 12:00pm 0

3:00pm 0 3:00pm 0 3:00pm 0

Once this survey is returned, a Brown and Caldwell representative will be contacting you to conduct a phone interview and fmalize the exact date and time of your field investigation. Please faxlmail completed surveys by July 18*,2008 and direct any questions related to this survey to Mr. Milo Smith of Brown and Caldwell at:

1099 Alakea Street, Suite #2400 Honolulu, HI 96813 Tel: (808) 203·2661 Fax: (808) 533-0226 [email protected]

For Official Use Only

ReceIved _____________ _ Information Updated: ______________ _ Phone Interview Complete: ___ _

NOlcs/Comment~

ENCLOSURE(, )

Page 73: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

JUL-18-2008 13:10 From:NAVFAC HI ~G Xll 8084711160 TO:O 533 0226

WUP Numbet: 085 ------

Water ilK PI"!!t Suryey (PloMt cwnpl&1l OIIIII,,"CY for CIdl WUP)

Well Numbet(s): 2254-01 (Halawa Red Hill)

Coatalt lafofmatioa C.I.*,..... ."0 will be praeal a. "It vbiI):

Name; Mike Fitzgerald Phone (for phone intIrView):,--:::4~7:i-oa._2~55_7 ________ _ Email: mlch •• I.j.fitzgeraI20navy.mil

Fa: 473-1545

Be .. time to reach for phone interview:, __________________________ _

Propcrty Inform.tioD (of .... .... r ....... -li0ii): Address: NAVFAC HI, 400 M.rsh.~ ~~~ (~It)': Pearl Harbor Zip: 96860 Well Location TMK (list.U i(muldple wel18 preeent):_....:Q..9..Q~;;aw.;1Q:s::::.x;QQE.l8"_ ________________ _ Water Usc TMK (list.U ifused OD multiple lots):, ________________________ _

Water U.eJW.1I1aformatioa: Is the wamr source CDm!ntly in use? Yes No o Ifno, please "xplain; ________________________________ _

What are you clll1"tntly U5in, the water for? (CllIIIIPk: "U .. fell' 45 __ of diYenified -arillllhln .3 neilllftCelft): Navy/military use

._._-_._-_._-------------------------------------_._---.--------~----.-----------------~ ---15 • flow meter installed and working properly? Yes No D [fno, pie •• Qplain: _________________________________ . __ _

00 you submit monthly water UIe reports to the State? Yel No o (fno. plcue tfxplain: _____________________________ ,

_ .. _--------------------------_._-Field IllveniptioDI: A RPJ"'SOntative &om Brown and Caldwell will be visiting weill in your IIQ over the l1ext two DlODtba between the times of 9:00 am and 5:00 pm. Each site inv .. dptioo will take lppJ"OXirutely 1·2 bours. PI ... indicattI up to tine potential days oftbc week and availabiJit)' tima for an on·.llt inspection or1be wolliocadon and verification ofwater use coaplianc:o. The plmDit holder must provide BJ'O\\'D and CaJdweli with at leut five (S) workioa day. notice ottbe need to ff*hedule.

Option 1# I Date (M-F): Time: 9:00 am 0 12:00 pm 0 Option N2 Date (M •• '): Time: 9:00 am 0 12:00 pnl 0 Option -'3 Date (M·F): Time: 9:00 am 0 12:00 pm 0

3:00pm 0 3:00pm 0 3:00pm 0

Once this survey is mwncd, • Brown .Ii Caldwell repreJa1tative will be c:ontactinS you to conduct a phone intarvicw and Rnallze the ",lid dMt and time of your fteld Invatigation. P1eue taxlmaiJ completed. 5\U'VC)'S by Jaly 1 .... ZOOI and direct any QIoIOstiona related to this survey to M1. Milo Smith of Brown and Caldwell at:

1099 Allk_ Strut, Suite N2400 Honolulu, Hl 968 J 3 Tel: (808) 203·2661 Fax: (808) 533-0226 [email protected]

Reeerved _U \ $/,:) ~ NotWCammann ,

.---------~----- ._-------------_.-, ________________ - ____________ --w ______ _

Page 74: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o o Phone Interview

WUP Number: OBC; Well Number(s):_:l._2_~_LJ_-_O_' ____________ _

Contact Name: tJ\~ fitt~~\4 Attempt #1: Date/Time: I/?->\/O"O c.C\'.~ Attempt #2: Date/Time:_-'-,v---L.ILP'-________ _

Phone Number: 41-3 -.2. 5 C? 1"­Result: }?eCAG ~o Result: tv ;p...

() - (]- 010: 00 (0 Well Location TMK(s): __ -, __ , __ -'--__________________________ _

Water Use TMK(s):. _________________________________ _

Water Source Address: N P< '{FA (i It I . 4 () () M a~ a II f20G( 4 City: pta"" \to.rp-o ("" Zip Code: __ q"-~_8_p_() _______ _

Currently using water source? Yes 0 - No D Notes/Comments: __ ----,-________________________________ _

l'-"\ \ \Vrp,<: 'i 0~

How often is the water source being used? Daily 'S Weekly D Monthly D Notes/Comments: ___________________________________ _

How long have you been using this water source?:---=.,v--'/c..:.A ______________________ _

Has there been any rezoning of the water source/water use properties?

Have you reported the rezoning to the State?

Yes D Yes D

No

No N/A XJ Ifno,explain: ______________________________________ _

Scheduled field investigation day/time: Lbj...." 10""0 @ C\ " CD C\.~, . Notes (Special directions, site conditions, potential hazards, general notes, etc.): ________________ _

Comments To Make:

• Although we prefer that you do not change your scheduled field investigation time, if you require a reschedule, you must provide Brown and Caldwell with at least five (5) working days notice of the need to reschedule.

• A representative from Brown & Caldwell will be making a reminder phone call to you sometime during the week prior to your scheduled field investigation.

• It is very important that you provide access to the site at the day and time agreed upon. Due to a very tight schedule, if you fail to provide access at the agreed upon time and/or do not reschedule with at least a five (5) working day notice, a makeup date will not be allowed.

• Iffor some reason you don't know where your well head is located, it would be a good idea to locate it prior to your field investigation to help make the visit go quickly and smoothly.

~? Interviewed By:_,,-I_ . , ____________ _ Date: -'/""'>' !<Yb Time: C", '. 0',;) o...tv"\. .

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o o Field Investigation Checklist

WUP Number: __ D_<o_t; ____ _ Well Number(s):_);,_2-_~_4_-_0_1 ___________ _

Water Source Well Location TMK(S): __ q_-_~__'__-_()_I_O_~_O_D_0 __________________ _ Well Head GPS Coordinates: Latitude: N fA • Longitude,---"'}J~/Ac:...:.. ______ _

v~

Currently using water source? Yes ~ No D Notes/Comments: ___________________________________ _

Is there a flow meter installed? Is the flow meter operational

Yes Yes

No No

D D

Notes/Comments: ___________________________________ _

Water Use Water Use TMK(s): __ \J~~ __ ":>_=____ __________________________ _

What is the water being used for?_--'Wmv"'""'~"---~--:.-----+-B->-'--'--~___"\"~~=-:cc"'-----------------

Is the water being used within the permitted boundaries? Yes D No D Ifno,explain ____ ~-----~--~------~-----------------

NIt>. - ~~~? ~= \~ -\0 ve-"~

Is there any observed wasting of water or water loss? Yes D No Ifno,explain _____________________________________ _

Are the permit conditions being complied with? Yes D No Ifno,explain: ____________________________________ _

}....>? Cn 'lQn C.e.. 0€ L':::><:¢~::'

Other Photographs of: Water Source

Water Meter Usage Area Pump/Motor

D R

General Notes/Comments: ________________________________ _

Investigated BY:_--I-t_/\,~· 7....L...L.. ________ _ Date:_q;'-"+/--'bo£......l(;'-O_<b~_ Time:

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o Standard Conditions List

1. The water described in this water use permit may only be taken from the location described and used for the reasonable beneficial use described at the location described above. Reasonable beneficial uses means "the use of water in such a quantity as is necessary for economic and efficient utilization, which is both reasonable and consistent with State and County land use plans and the public interest." (HRS § 174C-3)

2. The right to use ground water is a shared use right.

3. The water use must at all times meet the requirements set forth in HRS § 174C-49(a), which means that it:

a. Can be accommodated with the available water source; b. Is a reasonable-beneficial use as defined in HRS § 174C-3; c. Will not interfere with any existing legal use of water; d. Is consistent with the public interest; e. Is consistent with State and County general plans and land use designations; f. Is consistent with County land use plans and policies; and g. Will not interfere with the rights of the Department of Hawaiian Home

Lands as provided in Section 221 of the Hawaiian Homes Commission Act and HRS § 174C-101(a).

4. The ground-water use here must not interfere with surface or other ground-water rights or reservations.

5. The ground-water use here must not interfere with interim or permanent instream flow standards. If it does, then:

a. A separate water use permit for surface water must be obtained in the case an area is also designated as a surface water management area;

b. The interim or permanent instream flow standard, as applicable, must be amended.

6. The water use authorized here is subject to the requirements of the Hawaiian Homes Commission Act, as amended, if applicable.

7. The water use permit application and submittal, as amended, approved by the Commission at its <Insert Date>meeting are incorporated into this permit by refer<;!nce.

8. Any modification of the permit terms, conditions, or uses may only be made with the express written consent of the Commission.

Variations of Standard Condition (8) are as follows: 1. Modification of any permit condition shall be approved by the Commission.

Modification of any permit condition without notification may result in the revocation of the water use permit.

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o

9. This permit may be modified by the Commission and the amount of water initially granted to the permittee may be reduced if the Commission determines it is necessary to:

a. Protect the water sources (quantity or quality); b. Meet other legal obligations including other correlative rights; c. Insure adequate conservation measures; d. Require efficiency of water uses; e. Reserve water for future uses, provided that all legal existing uses of water as

of June, 1987 shall be protected; f. Meet legal obligations to the Department of Hawaiian Home Lands, if

applicable; or g. Carry out such other necessary and proper exercise of the State's and the

Commission's police powers under law as may be required.

Prior to any reduction, the Commission shall give notice of its proposed action to the permittee and provide the permittee an opportunity to be heard

10. An approved flowmeter(s) must be installed to measure monthly withdrawals and a monthly record of withdrawals, salinity, temperature, and pumping times must be kept and reported to the Commission on Water Resource Management on forms provided by the Commission on a monthly basis (attached).

Variations of Standard Condition (10) are as follows: t. The applicant shall keep monthly pump age estimates to be submitted

annually to the Commission. 11. An approved flowmeter(s) need not be installed to measure monthly

withdrawals and a monthly record of withdrawals, salinity, temperature, and pumping times must be kept and reported to the Commission on Water Resource Management on forms provided by the Commission on a yearly basis (attached).

111. An approved flowmeter(s) must be installed to measure withdrawals and a monthly record of withdrawals, water-levels, salinity, and temperature must be kept and reported to the Commission on a monthly basis in accordance with the Commission's September 16, 1992 action on reporting requirements.

tv. Approved flowmeters must be installed to measure monthly withdrawals and a monthly record of withdrawals must be kept and reported to the Commission on Water Resource Management on a monthly basis.

v. An approved flowmeter(s) must be installed to measure monthly withdrawals and a monthly record of withdrawals, salinity, temperature, and pumping times must be kept and reported to the Commission on Water Resource Management on forms provided by the Commission on a quarterly Jyearly basis (attached).

Vl. An approved flowmeter shall be installed to measure water withdrawls Vll. An approved flowmeter(s) must be installed to measure withdrawals; and a

record of the withdrawals must be kept and reported to the Deparment of

Page 78: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o Land and Natural Resources, Division of Water and Land Development, P.O. Box 373, Honolulu, HI 96809, on a monthly basis.

Vlll. Although not stated as a condition of the permit § 13-168-7 HAR requires you to keep a record of your monthly total pump age, water level, salinity, and water temperature. nus information must be submitted to the Commission on a regular monthly basis using the enclosed water use report form.

lX. An approved flowmeter shall be installed and the withdrawal from Well 1851-73 shall be recorded and reported to DLNR on a monthly basis by the owner and/or operator of the well.

x. The withdrawals from these wells shall be recorded and reported to the DLNR on a monthly basis by the BWS.

Xl. The applicant shall provide and maintain an approved meter or other appropriate device or means for measuring and reporting water usage on a monthly basis.

xu. The applicant shall provide and maintain an approved meter or other appropriate device or means for measuring and reporting total water usage. Water usage shall be measured on a monthly basis and reported to the Commission.

Xlll. The applicant shall provide and maintain an approved meter or other appropriate device or means for measuring and reporting total water usage. Water usage shall be measured on a monthly basis and reported to the Commission along with water level and salinity measurements.

11. This permit shall be subject to the Commission's periodic review of the <Aquifer> Aquifer System's sustainable yield. The amount of water authorized by this permit may be reduced by the Commission if the sustainable yield of the <Aquifer> Aquifer System, or relevant modified aquiferes), is reduced.

12. A permit may be transferred, in whole or in part, from the permittee to another, if: a. The conditions of use of the permit, including, but not limited to, place,

quantity, and purpose of use, remain the same; and b. The Commission is informed of the transfer within ninety days.

Failure to inform the department of the transfer invalidates the transfer and constitutes a ground for revocation of the permit. A transfer, which involves a change in any condition of the permit, including a change in use covered in HRS § 174C-57, is also invalid and constitutes a ground for revocation.

13. The uses(s) authorized by law and by this permit do not constitute ownership rights.

14. The permittee shall request modification of the permit as necessary to comply with all applicable laws, rules, and ordinances that will affect the permittee's water use.

15. The permittee understands that under HRS § 174C-58(4), that partial or total nonuse, for reasons other than conservations, of the water allowed by this permit for a period of four (4) continuous years or more may result in a permanent revocation as to the amount of water not in use. The Commission and the permittee may enter

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o into a written agreement that, for reasons satisfactory to the Commission, any period of nonuse may not apply towards the four-year period. Any period of nonuse which is caused by a declaration of water shortage pursuant to section HRS § 174C-62 shall not apply towards the four-year period or forfeiture.

16. The permittee shall prepare and submit a water shortage plan within 30 days of the issuance of this permit as required by HAR § 13-171-42(c). The permittee's water shortage plan shall identify what the permittee is willing to do should the Commission declare a water shortage in the <Aquifer>Ground-Water Management Area.

17. The water use permit shall be subject to the Commission's establishment of instream standards and policies relating to the Stream Protection and Management (SP AM) program, as well as legislative mandates to protect stream resources.

18. The permittee understands that any willful violation of any of the above conditions or any provisions of HRS § 174C or HAR § 13-171 may result in the suspension or revocation of this permit.

19. Special conditions in the attached cover transmittal letter or attached exhibits are incorporated herein by reference.

20. If the ground-water source does not presently exist, the new well shall be completed, i.e. able to withdraw water for the proposed use on a regular basis, within twenty­four (24) months from the date the water use permit is approved.

Variations of Standard Condition (20) are as follows: 1. The permit may be revoked if work is not started within six months of the

date of issuance or if work is suspended or abandoned for six months. The work proposed in the permit application shall be completed within two years from the date of permit issuance.

21. This permit may not be transferred or the use rights granted by this permit sold or in any other way alienated. Pursuant to HRS § 174C-59 and the requirements of Chapter 174C, the Commission on Water Resource Management has the authority to allow the transfer of the permit and the use rights granted by this permit in a manner consistent with HRS § 174C-59. Any such transfer shall only occur with the Commission's prior express written approval. Any sale, assignment, lease, alienation, or other transfer of any interest in this permit shall be void.

22. The water use permit granted shall be an interim water use permit, pursuant to HRS § 174C-50. The final determination of the water use quantity shall be made within five (5) years of the filing of the application to continue the existing use.

23. The water use permit shall be issued only after agricultural review.

24. That scheduled adjustments to Oahu Sugar Co. permitted use shall be initiated upon discontinuance of agricultural uses.

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o

25. The issuance of this permit was approved by the Commission on Water Resource Management at its meeting on <Insert Date>.

26. The permit shall be subject to the review by the Attorney General.

27. The permit holder may be required to relinquish this permit at any time or specified time after issuance to the Board of Land and Natural Resources in accordance with Chapter 166 of Tide 13.

28. The applicant shall obtain the necessary land acquisition documents from the Hawaii Housing Authority.

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o Special Conditions List

1. Should an alternate permanent source of water be found for this use, then the Commission reserves the right to revoke this permit, after a hearing.

2. In the event that the tax map key at the location of the water use is changed, the permittee shall notify the Commission in writing of the tax map key change within thirty (30) days after the permittee receives notice of the tax map key change.

3. The applicant shall contact the Environmental Management Division, State Department of Health, at S86-4304, concerning "GUIDELINES APPLICABLE TO GOLF COURSES IN HAWAII" date <Insert Date & Version #>.

4. Standard Condition lOis emphasized, to report consumption on a regular basis.

S. The applicant may continue this existing use of ground water within the limits approved by the Commission, and the actual issuance of the interim permit shall not be a reason to interrupt this existing use.

6. This interim water use permit shall cease to become interim and shall be subject to HRS § 174C-SS upon administrative review of the quantity within five (S) years, provided that all conditions of the use (including the review of the quantity which shall not be greater than the amount initially granted) remain the same. Enforcement of the allocation limit shall be stayed pending staff's review and issuance of a permanent water use permit.

7. As-built drawings of the well and pump, and a complete pumping test record shall be submitted within sixty (60) days.

8. In the event the pump tests show that aquifer boundary conditions do not support the requested withdrawals, the Commission reserves the right to amend this permit, after a hearing, to a level that is supported by the pump tests.

9. The existing use may be continued within the levels approved by the Commission, and the actual issuance of the permit document shall not be a reason to interrupt the approved level of use.

10. The filing of an application by Kukui, Inc. for a new or modified water use permit for the Kualapuu Aquifer in excess of 2.0 mgd (total system withdrawal) shall be just cause for re-consideration of this interim permit by the Commission

11. Upon completion of a new transmission line for the transport of water use by Well #17, the permit shall be modified to reduce the allocation amount by the additional 79,220 gallons per day allocated for use of the Molokai Irrigation System.

12. Within six (6) months from the date of approval of a water use permit for the well, the applicant shall conduct a feasibility study and submit a report describing

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o o alternative sources of nonpotable water for irrigation uses at the resort area. It is suggested that the developer consider use of dual lines in the subdivisions so that effluent may be used in the existing reuse system. Another consideration is the development of brackish water wells in the Kaluakoi Aquifer system for mixing with the effluent generated at the resort.

13. Within six (6) months from the date of approval of a water use permit for the well, the application shall evaluate the filter back discharges into Kakaako Gulch to determine if excessive preventable waste is occurring and identify possible measures to eliminate or reduce such waste. The evaluation shall be conducted in cooperation with the Commission staff and staff of the Department of Health's Safe Drinking Water Branch, which regulates the drinking water system.

14. Within six (6) months from the date of approval of a water use permit for the well, the applicant shall 1) implement a leakage control and detection system and compete repairs to prevent such leakage and 2) implement use of xeriscaping and low-flow fixtures.

15. Action on the future use portion of the water use permit application for Well #17 (Well No. 0901-01) is deferred pending the establishment of existing uses in the aquifer. Kukui Inc.'s application for uses in excess of those uses existing on July 15, 1992 will be considered "new" uses and will be taken up by the Commission as soon as other existing use applications have been decided. In the interim,

a. The Commission shall recognize that there is disagreement between the applicant's staff calculations of reasonable-beneficial existing use

b. The Applicant will have the burden of proof to show within six (6) months reasonable-beneficial existing use calculations that support the applicant's request as opposed to staffs calculations.

c. The Commission's enforcement of the approved existing use allocation will be suspended for six (6) months.

16. The permittee shall submit a notice of intent and written request to continue the use at least ninety (90) days prior to the expiration of the interim five-year permit.

17. The Commission shall delegate to Maui Department of Water Supply the authority to allocate the use of water for municipal purposes, as provided in §174C-48(b).

18. Maui Department of Water Supply shall be exempt from the requirements for permit modifications, as provided in§174C-57(c).

19. The permittee must meter water use and monitor chloride concentrations on a monthly basis and submit monthly reports of water use and chloride concentrations to the Commission.

20. Standard Condition 16 is waived for saltwater wells.

21. The permit will be revoked if (1) stream monitoring shows that pumping the well reduces stream flow, or (2) the electromagnetic resistivity survey indicates that the

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well was drilled into a dike compartment, unless the applicant submits a petition for an amendment to the interim instream flow standard with the well completion report. However, no use of the water may be made without a Pump Installation Permit, which cannot be issued during consideration of the amendment of the interim instream flow standard.

22. The applicant shall present the results of the electromagnetic resistivity survey, pump tests, and stream monitoring to a community meeting as well as to the Commission.

23. A final determination of water use quantity shall be made within five (5) years of the filing date of the application «Insert Date» to continue existing use.

24. The applicant shall implement, by December 31, 1995, a biological and hydraulic monitoring program for a minimum 2-year period that: 1) documents the existing operating procedure, 2) seeks to identify the impacts of all operating alternatives on Waikolu Stream, and 3) seeks to identify the effectiveness of weir modifications (Dam No.1). This program shall incorporate the three new wells, Wells #4-6 (Well Nos. 0855-06, -OS, &-04, respectively), which may be pumped within the approved limits, for monitoring and testing purposes only. Further, semi-annual reports summarizing data and preliminary findings shall be submitted to the Commission. It is suggested that the Department of Agriculture work with the State Division of Aquatic Resources and other affected agencies to prepare the monitoring program in light of the difficult technical questions raised by this application. A particular concern is the coordination of this monitoring program with the ongoing National Park Service study by Anne Brasher. A draft of this plan shall be submitted to the Commission staff within ninety (90) days for technical review and comment. Results of the monitoring program shall be used to make recommendations to the Commission on any additional use of the wells, and shall be made readily available to all interested parties.

25. That the Commission approves the well construction permit for the Kamiloloa­Waiola Well (Well No. 0759-01), subject to the standard well construction conditions and the special conditions for the pumping well for the aquifer tests.

26. That the Commission authorizes the Chairperson to approve and issue a pump installation permit upon acceptance of adequate pump test result, subject to the standard pump installation conditions.

27. Should the well be used for back-up domestic supply, applicant is advised to contact DOH or otherwise ensure safe drinking water quality is maintained.

28. The applicant shall follow the agreed monitoring plan.

29. If pesticides used by the applicant are found in ground or surface water and can be traced to the applicant's use, the CWRM may revoke the permit immediately upon such finding.

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o 30. Issuance of the interim permit shall be withheld until the reservation of water for

DHHL is set by rule. Applicant may continue this existing use within the approved limits.

31. The applicant shall submit well modification and pump installation permit applications for administrative approval by chairperson prior to beginning any work required to complete well.

32. Should any stream flow impacts result from use, petition to amend interim instream flow standards shall be submitted.

33. Should any dewatering result from use, pumping shall cease immediately.

34. Shall submit accurate schematic diagram of distribution system for the battery of 5 wells.

35. Shall be subject to a 6-month independent audit & monitoring.

36. Final pump capacity shall be determined from pump test results & approved administratively by signature of chair.

37. The permittee shall seek and submit to the Commission within ninety (90) days written confirmation from the Department of Land Utilization of the non­conforming use.

38. Pumping shall cease immediately if the chloride reports show that the brackish water developed in the well exceeds 1,000 mg/l of chloride, unless a variance from the chloride limit has been granted. The authority to approve future variance requests is delegated to the chairperson.

39. The duration of the interim permit shall be: a. To July 1, 2006, or b. Until treated wastewater is available and acceptable for use, or c. Until such time that a significant change in permitted, actual, or projected

uses or water supply occurs.

40. Action on any interim permit may be initiated by the Commission or any permittee upon letter request or pursuant to §174C-57 Haw. Rev. Stat. (Modification of permit terms).

41. This permit is approved under the assumption that wastewater will become available for reuse as an alternative supply source.

42. Require adherence to the chloride sampling protocol and the submittal of weekly chloride data. The authority to approve variances from the weekly reporting requirement is delegated to the Chairperson.

43. Require adherence to the Conservation Conditions.

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44. In the event a water shortage is declared by the Commission, permittees in the <Insert Aquifer Sytem> shall comply with the <Insert Aquifer System> water shortage plan adopted by the Commission.

45. The permittee shall contact the Department of Health, Clean Water Branch and obtain the necessary discharge permit(s).

46. Permit shall be interim and replaces existing WUP for 2051-07 & 11.

47. Applicant shall submit an acceptable archaeological inventory survey report to DHP. If historic sites affected, a plan to mitigate these affects must be accepted by DHP and completed by applicant.

48. Should the well be used for back-up domestic supply, applicant is advised to contact DOH or otherwise ensure safe drinking water quality is maintained.

49. (The permittee) may report monthly pump age on yearly basis.

50. Prior to issuance of any permits, must submit filing fee for after-the-fact pump installation permit.

51. The term of this permit shall be twenty years from the date of issuance of the permit with a five-year Board review to determine compliance with the provisions of the permit.

52. The amount of water to be withdrawn under this permit shall be 0.19 mgd, averaged annually, for irrigation use. This permitted use of 0.19 mgd when added to a preserved use of 0.27 mgd amounts to a total of 0.46 mgd, averaged annually, which may be withdrawn from well 1646-01.

53. The use authorized by the permit must not interfered substantially and materially with existing individual household uses and existing uses.

54. The use of this well shall be subject to the shortage and emergency powers of the Board of Land and Natural Resources (BLNR).

55. This permit may be suspended or revoked, in accordance with Chapter 166.

56. The permit holder may be required to relinquish this permit to BLNR, in accordance with Chapter 166

57. The withdrawal from Well 1646-10 shall be recorded and reported to DLNR on a monthly basis by the permittee.

58. In the event that emergency water use occurs, the permittee shall notify the Commission in writing within one (1) day of pumping, to in form the Commission as to the nature of the emergency and the expected duration of the emergency. A water

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o o use report shall also be filed pursuant to Standard Condition 10 and Administrative Rule 13-168-7.

59. Note DOH's requirements related to non-potable water systems (attached to original permit).

60. Standard Condition 16 requiring the submittal of a water shortage plan is waived.

61. All non-potable spigots and piping shall be clearly labeled as "DO NOT DRINK, NON-POTABLE" to prevent direct human consumption.

62. Standard Condition lOis modified. Due to the inability to take water level measurements, the requirement to measure monthly water levels is waived. In addition, as long as the U.S. Geological Survey is collecting and analyzing the chloride content of the well water, the requirement for the permittee to measure and report chlorides is also waived.

63. Well elevation components must be surveyed by a licensed surveyor and this information must be submitted to commission prior to issuance of permanent permit.

64. The permittee shall obtain approvals from the Department of Health and the U.S. Environmental Protection Agency prior to use of the water.

65. This water use permit, WUP No. <Insert #>, shall supersede WUP No. <Insert #>.

66. WUP No. <Insert #> is revoked

67. Standard Condition 17 is waived.

68. Standard Condition 22 for interim water use permits shall not apply.

69. To supplement our records, we request that you provide a map of the Galbraith Est. lands west of Wahiawa (2100 ac+-) and the associated TMK's for use area.

70. Deferred action on portion requested for golf course irrigation pending further refinement of irrigation requirement and a feasibility study for utilization of surface water sources, including Wahiawa Reservoir.

71. Written justification be provided for any 'cushion' of 0.5 mgd.

72. The water use permit shall be an interim permit. The duration of the interim permit shall be until treated wastewater is available and acceptable for use. The permittee shall continue discussions with Honolulu Board of Water Supply regarding the use of reclaimed water.

73. The permittee is put on notice that this is a qualified approval in that this permit may be modified or revoked prior to the expiration of the interim permit if the

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o o Commission decides that the use of additional basal ground water for dust control and landscape irrigation is not reasonable-beneficial use.

74. The permittee encouraged to use drought-tolerant landscaping to conserve water.

75. Should the applicant provide written evidence that the county DHCD approves a 201E exemption for the elderly affordable housing project then the applicant may modify a corresponding portion of their existing aquacultural use to be used by the exemption approved project within the Commission approved water use permit limits under recommendation 5.

76. The applicant shall obtain a water lease/permit from Land Division prior to actual use of the well water.

77. Require the permittee to sign a contract by May 14, 1998 with the City Department of Wastewater Management to buy and use 0.400 mgd ofR-1 water for a corresponding reduction in allocation for Well Nos. 1900-02, 17 to 20, and 1901-03.

78. Standard Condition 9 is waived.

79. Standard Condition 10 is modified to exempt the permittee from monthly measurements of salinity and temperature.

80. Standard Condition lOis waived.

81. Applicant must seek a determination from BLNR and Land Mgt Divas to whether water license required. If required, license must be obtained prior to issuance of permit. If not, permit will be issued w / out further action.

82. Commission defers action on use in excess of 452,000 gpd pending additional info from BWS and further staff analysis.

83. The permit shall be subject to the Commission's sustainable yield review by December 1990.

84. The Commission shall delegate to the Honolulu Board of Water Supply the authority to allocate the use of water for municipal purposes, in accordance with §174C-48(b) HRS.

85. Honolulu Board of Water Supply shall be exempt from the requirements of permit modifications as provided in §174C-57.

86. BWS must participate in discussions, to be coordinated by Commission Staff, regarding a monitoring program to address impacts to Kaneohe Bay water quality, prior to any action on applications for future municipal uses.

87. A pump installation permit application must be made and approved prior to the installation of a permanent pump.

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88. The water withdrawn shall be 0.7 mgd for municipal use.

89. The installed pump capacity of the well shall not be more than 700 gpm or 1.01 mgd.

90. The term of permit shall automatically expire twelve months from the date of Issuance.

91. The Honolulu Board of Water Supply may continue to submit monthly water data on their own form, provided that the data are submitted in a format that is acceptable to the Commission staff.

92. Standard Condition 7 shall not apply.

93. Standard Condition 22 shall not apply.

94. Standard Condition 10 is modified to exempt the permittee from monthly measurements of salinity and temperature.

95. This permit shall be subject to conditions providing for stream restoration if the Commission determines that additional water should be returned to the streams.

96. HECO 1 mgd for industrial use

97. Campbell Estate 1 mgd for municipal use through BWS, by separate agreement with HECO

98. BWS 1 mgd for municipal use.

99. The permit shall be subject to the Commission's sustainable yield review by <Insert Date>.

100. The applicant shall obtain the current version of the Department of Health's Guidelines Applicable to Golf Courses in Hawaii. Where relevant and viable, items of the guidelines should be implemented and sustained appropriately. To obtain the current version, contact the Safe Drinking Water Branch, Environmental Management Division at 808-586-4258 (Honolulu).

101. The future use portion of the application shall be deferred until existing uses in the Koolauloa area are established.

102. The water to be withdrawn under this permit shall be a total of 0.03 mgd (0.02 mgd preserved plus an additional 0.01 mgd permitted use), averaged annually, for domestic and irrigation use

103. Existing well 1851-09 shall be properly sealed by a licensed drilling contractor. A well modification permit application, enclosed, shall be submitted to the Department for approval of the well sealing. A filing fee for sealing the well will not be required.

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104. The permittee is required to test the source using a certified private laboratory and submit the test results to the Commission within three (3) months. The Commission will then forward the results to the Department of Health for their review. The Department of Health recommends that the well be routinely tested for microbiological and chemical parameters thereafter.

105. The permittee is required to submit a completed Registration of Well and Declaration of Water use by <Insert Date>.

106. The permitee shall contact the Department of Health for a written determination on the status of their water system and comply with any Department of Health requirements for monitoring and testing.

107. In the event that the original spring source decontaminates, the new well authorized will be shut down.

108. That within each aquifer the total permitted use shall not exceed the sustainable yield.

109. That any water available for allocation shall be for in-district use.

110. That scheduled reductions to Oahu Sugar Co. permitted use shall be initiated upon final termination of an Osco lease or sub-lease, whichever occurs later.

111. That permits for water use issued in accordance with the proposed schedule shall be interim permits subject to review and adjustment by 1995.

112. That the permit shall be an interim permit for a new use which is afforded to existing users as specified in §13-171-20.

113. That the original allocation of 0.200 mgd shall be taken to hearing for possible revocation at a later date to complete the transfer of the water use permit entirely to Well No. 3407-02. This revocation would reduce the current allocation afforded to the Kunihiro Well (Well No. 3406-06) to zero.

114. This allocation incorporates the unspecified domestic needs of the applicant and therefore necessitates a single meter be installed at the well.

115. Should any impacts to nearby wells or streams be established by the use of this well, the applicant shall address these issues to the satisfaction of the Commission.

116. If an economically feasible nonpotable source is identified, the applicant shall convert to the alternative nonpotable source.

117. The permit shall be subject to the Chairperson's approval of a water use plan recommending possible measures to prevent or minimize saltwater contamination and establish courses of action to follow should the aquifer become to saline to use.

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o o

118. Permittee shall provide the necessary end-use information on the 10th residence to allow regulation of the use under Chapter 174C.

119. Standard Conditions 10 & 18 shall not apply.

120. Standard Condition 10 is modified to exempt the permittee from the requirement to install a flowmeter. Salt water withdrawals may instead be estimated based on pumping capacity and run time.

121. The applicant shall review the existing year long period of pump age and stramflow data and provide analysis on ground and surface water interaction. Deadline is January 25, 1994.

122. The water use permit for Well Nos. 2301-27 to -32 for 0.75 mgd (WUP No. 419) shall be revoked upon issuance of a pump installation permit for the well.

123. The permittee shall use mulching to decrease evaporative losses and manage irrigation scheduling to minimize water demand.

124. The permittee shall submit a detailed agricultural plan to support any future water use permit application for increased agricultural use at this parcel.

125. If not already obtained, the permittee shall seek and obtain any necessary permits from the Department of Health for the proposed discharge to Malaekahana Stream.

126. Standard Condition 10 is modified to waive the requirement for installing a water meter on Well Nos. 2358-21, 22, and 29. The permittee shall install a water meter on Well No. 2358-26 to measure total monthly flow through the discharge line. This quantity should then be assumed to be the rate of natural flow from the other three wells for monthly reporting purposes.

127. The permit shall be effective upon submittal of documentation by Navy that it has met the DOH requirements for a public system.

128. This WUP shall be subject to Army's application for a WUP to reduce the permitted use of the Army's Schofield Shaft (2901-02 to 04, 10) by 0.208 mgd to a new total of 5.648 mgd. The Army's application shall be submitted within 60 days after the approval of this WUP or this WUP shall be void. Approval of the modification request shall be obtained from the CWRM prior to use of Well No. 3100-02 and issuance of this WUP.

129. Navy shall submit an after-the-fact PIP A, and approval of the permit shall be obtained prior to use of the well.

130. The well shall not be used for drinking water purposes unless it is properly tested and treated.

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o 131. This permit is approved subject to reclaimed water becoming a practical alternative

and provided that the Department of Health approves the reuse application.

132. Should any opae ula be recovered in the well water, the permittee shall notify the Division of Aquatic Resources and provide specimens to the Division of Aquatic Resources for analysis.

133. If a single meter at the well is used, the Commission shall allow an additional 1,000 gallons per day to the water use permit amount for the domestic needs of two residences, although a permit for individual domestic consumption is not required. Otherwise, the applicant must provide a meter to separately measure the irrigation consumption.

134. This permit is approved under the requirement that conversion to either: 1) treated wastewater becoming available for reuse as an alternative supply source, provided that Department of Health concerns over the use of treated effluent over the potable water aquifer have been addressed; and/or 2) other nonpotable source becoming available will occur in a timely manner.

135. These permits shall be subject to a review of actual use within four years for possible modification of the permitted amount.

136. The permit shall be reviewed in two (2) years for possible additional revocation due to nonuse.

137. The allocation is based on the projects listed in Exhibit 5 (of Item 10 of the May 20, 1998 Staff Submittal), except for the Queen's Beach GC (TMK 139-11-2,3), Lot 9 (TMK 139-17-51), and Varsity Place (TMK 128-24-35).

138. Kamehameha Schools Bishop Estate/Honolulu Board of Water Supply shall transfer the water use permit within ninety (90) days of the effective date of the transfer of the pump station to the Honolulu Board of Water Supply, pursuant to §174C-59 Hawaii Revised Statutes.

139. The permittee shall ensure that the water is recycled by either directing it into the Waiahole Ditch for use by downstream farmers (subject to the approval of the Agribusiness Development Corporation's Board) or into Waikele Farm's existing irrigation system.

140. The permittee shall file a completed application to modify WUP No. 758 to reduce the allocation by 0.100 mgd within 60 days. If a completed water use permit modification application is not received within 60 days from this submittal's date, then the subject water use permit application (WUPA No. 767) shall be deemed denied without prejudice without the need for another hearing.

141. The water withdrawn shall be for municipal use. No improvements to the existing sources are required as the existing source capacities are greater than the increase.

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o o 142. Water license must be determined through LM.

143. Proposed other uses will be considered at a later date.

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Page 95: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

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o o State of Hawaii

COl\mnSSION ON WATER RESOURCE MANAGEMENT Department of Land and Natural Resources

Honolulu, Hawaii

May 17, 1989

Chairperson and Members Commission on Water Resource Management State of Hawaii Honolulu, Hawaii

Gentlemen:

RES UBMITT AL Adjustments to Water Use Permits

Pearl Harbor Water Management Area, Oahu

Changes in ground water conditions, irrigated acreage, irrigation practice, and the recent downward revision of sustainable yield in the Pearl Harbor Water Management Area (PHWMA), has resulted in the need for adjustments to existing permitted use.

Staff Analysis

On April 19, 1989, the Commission revised the sustainable yields for the Koolau basal aquifer and the Schofield High-Level aquifers downward to 165 mgd and 13 mgd, respectively by the year 1995. Action on the recommended 17 mgd sustainable yield for the Waianae basal aquifer was defered to further study until no later than October of 1990. Until the sustainable yield of the Waianae basal aquifer'is revised, the Commission will manage the permitted uses of water in the PHWMA within the recommended total sustainable yield of 195 mgd targeted for 1995.

As a result, staff has prepared a schedule of adjustments to existing water use permits to meet current and projected changes in water use. Numerous meetings and discussions were held with the.. major water users to formulate this schedule, in an effort to avoid and minimize undue hardship to existing water users and planned developments.

The proposed schedule of reduction of existing water use permits on a well source basis, was developed from information supplied by the major water users. The schedule coincides with anticipated changes in water use resulting from reduction in Oahu Sugar Co. 's irrigated acreage in Ewa plain caprock area and planned urban growth throughout the PHWMA.

Prior to the Water Code, existing water use permits were conditional and subject to review. Also, it is not clear whether the water use permits allocated under Chapter 177 HRS, for ground water control areas, are valid to continue as new water use permits because of the due process in awarding permits under a water management area. It is additionally unclear, through comments of major water users, as to what constitutes an existing use based on previous permits under Chapter 177 HRS. Therefore, water use permits granted under the proposed schedule should be issued as interim permits in accordance with the Water code and Administrative Rule 13-171-20(b).

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o Chairperson and Members Commission on Water Resource Management May 17, 1989

The proposed schedule of permitted water use for the Pearl Harbor Water Management Area are summarized below from the details of Exhibits 1 t 2 t and 3.

1988 1989 1990 1991 1992 1993 1994 1995

OSCo 91.65 78.01 74.95 70.38 70.38 70.38 70.38 62.40 BWS 92.01 87.41 87.41 87.41 87.41 87.41 87.41 87.41 Military 28.13 28.13 28.13 28.13 28.13 28.13 28.13 28.13 Private 8.05 7.55 7.55 7.55 7.55 7.55 7.55 7.55

Total 219.84 201.10 198.04 193.47 193.47 193.47 193.47 185.49

RECOMMENDATION:

That the Commission adopt the proposed schedule of permitted water use tabulated in Exhibits 1, 2, and 3 by user, well source, and aquifer for the Pearl Harbor Water Management Area, subject to the following conditions:

(1) That within each aquifer the total permitted use shall not exceed the sustainable yield;

(2) That any water available for allocation shall be for in-district use.

(3) That scheduled reductions to Oahu Sugar Co. permitted use shall be initiated upon final tennination of an OSco lease or sub-lease, whichever occurs later.

(4) That permits for water use issued in accordance with the proposed schedule shall be interim per . s subject to review and adjustment by 1995.

es ectfu1ly s

d . (£1~ MAN BUT AGOMORI Deput Director .

Attach.

APPROVED FOR SUBMITTAL

WILLIAM W. T , Chairperson

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Looking up to shaft portal which connects to the BWS 42" pipeline tunnel.

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Workshop area.

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Kevin climbing out of sump. It is about 80 ft. to water.

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o

Commander T. R. Rampe Civil Engineer Corps

.. MAR 2 9 1984

Special Assistant for Ecology Department of the Navy Pacific Division Pearl Harbor, Hawaii 96860

Dear Commander Rampe:

o

Thank you for your letter of March 12, 1984, concerning pump testing of the Navy's Red Hill Tunnel.

We have reviewed the Honolulu Board of Water Supply's request for postponement of the Navy's pumping test due to low water levels observed in the Moanalua area. Our findings indicate that the water levels in the Moanalua area are being influenced by low rainfall and increased pumpages of all wells in the area. The Navy's proposed pumpage increase f~om 5.668 mgd to 6.0 mgd at Red Hill is not a substantial increase that would affect the water levels Significantly. Hence, we are authorizing the pumping test to proceed subject to the Nav'y' 8 submittal of weekly pumpage, water level, and chloride data on a monthly basis to the Department of Land and Natural Resources. Additionally, the total pumpages from the Navy's Red Hill, fialawa, and Waiawa tunnels shall not exceed the preserved use of 19.098 mgd as specified in our letter of January 30, 1984.

If you have any questions, please contact Mr. Robert T. Chuck.

RTC:ES:ey

bee: BWS

Very truly yours,

"!(Wry

SUSUMU ONO Chairperson of the Board

Page 103: State of Hawaii Department of Land and Natural Resources ... · Honolulu Board of Water Supply hydrologist-geologists and the Commission's own experts concur with Wentworth's assessment

o ~'.' Q DEPARTMENT OF THE NAVY

PACIFIC DIVISION NAVAL FACILITIES ENGINEERING COMMAND

(MAKALAPA, HI) PEARL HARBOR, HAWAII 96860

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12 MAR 1984

Mr. Susumu Ono Board of Land and

Natural Resources State of Hawaii P. O. Box 621 Honolulu, HI 96809

Dear Mr. Ono:

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This is in regards to the Board of Water Supply (BWS) letter of February 23, 1984 which requested that the Navy postpone its pumping test at the Red Hill Tunnel and reduce the pumpage. Their concern is that the water levels are close to the caution elevation of 18.5 feet. The Navy shares in this concern and is willing to participate in any effort to prevent significant damage to the aquifer. However, the decline in the water level is due to a combination of low rainfall and the pumpage from all wells in the Moanalua District. There is no evidence to indicate that an increase of the pumpage rate to 6.0 mgd (0.4 mgd above the 5.668 mgd preserved use) from Red Hill is one of the primary causes of the declining water table elevation. The 0.4 mgd constitutes only 1.6% of the total pumpage of 25.71 mgd from the Moanalua District (Red Hill (6.0 mgd), and the nearby Moanalua Well - 4.4 mgd, Kalihi Well - 6.85 mgd, and Kalihi Shaft - 8.46 mgd). Therefore, any effort to avert further declines in the water table should be directed to all wells in the Moanalua District.

A meeting between the Navy (Messrs. Francis Mau, Chris Kwock and Glenn Yoshinaga) and the BWS (Messrs. Richard Fujii, Chester Lao, Ed Tokunaga and Larry Whang) was held on March 1, 1984 to discuss the aforementioned BWS letter.

The Navy explained that the current 6.0 mgd pumping rate at Red Hill would be held as constant as possible and that the Waiawa Tunnel would be used to make up the remaining requirements in consumption demand. The benefits to be realized by holding the;Red Hill pumping at a steady 6.0 mgd are twofold:

a. The 6.0 mgd pumpage from Red Hill during the higher demand summer months will be lower than the past (up to 10 mgd). -

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ll4:wk 0835e Ser t2b:f i

b. This is a good opportunity to study the effects (basin wide and localized) on the water table in the Moanalua District of a constant pumping rate of 6.0 mgd over an extended period.

As noted earlier, the Navy is concerned with anything that would adversely affect the groundwater resources. However, in this particular case, it is felt that a postponement of the pumping program at the Red Hill Tunnel will not significantly affect the height of the water table in the Moanalua District and negate the opportunity to observe any effects of the constant pump rate at Red Hill on the groundwater table.

We will continue to work with you and the BWS on matters concerning water resources on Oahu.

Copy to: Board of Water Supply

SinCerej~ \ 0 ;]rcy~

T. R. RAMPE Commander Civil Engineer Corps u.s. Navy Special Assistant for Ecology

2

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• eOA'RD OF WATER SUPPLY 0 CITY AND COUNTY OF HONOLULU

630 SOUTH S(RETANIA

o (<;.'D~ / EILEEN R. ANDERSON. Mayor

•. : YOSHIE H. FUJINAKA. Chairman

MI~ON J. AGADER MI HAEL J. CHUN . WAr. ER A. DODS. JR., V1ce-Chmn. PAULA R. RATH ERNEst A. WATARI :WAYNE J. YAMASAKI KAZl! HAYASHIDA

7 HAWAII 96843

February 23, 1984 . . . ¥.anager al1g.,.6hiel Engineer 1, 'I I .-

Mr. Susumu Ono, Chairperson Board of Land and

Natural Resources State of Hawaii P. O. Box 621 Honolulu, Hawaii 96809

Dear Mr. Ono:

. I, ! L ••• ' 1./\',1\11 ~~

Subject: Low water Levels In The Moanalua District

We find that the water levels in the Moanalua District have continued to remain at or near the c.a.u.UQIL.I,evel because pumpages from wells in that area have not been reduced to allow normal winter recovery of water levels. Although we had no objections to the increase of 0.6 mgd for testing purposes at the Navy Red Hill Shaft, we now find that further testing should be postponed until water levels have improved •.

If you have any questions, please call Herbert H. Minakami at 527-6183.

Very truly yours,

KAZU HAYASHIDA Manager and Chief Engineer

Attachment cc: Department of the Navy

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