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I I I I
middotshyCentral Maine Power (207) 623-3521
GenEOral Office Edison Dnve Augusta Maine 04336
Site Break ----- shyOther --- shy
CERTIFIED HAIL
April 7 1989
Hr Michael Jasinski Waste Hanage-nt Division Enforceaent ampCoat Recovery Section U S Environaental Protection Agency J F Kennedy Building Boston HA 02203
Ms Cynthia Kuhns Bureau of Oil ampHazardous Material
Control Departnt of Environental Protection State House Station 17 Augusta ME 04333
Subject OConnor Monthly Report
Dear Site Hanaser
In copliance with Itea 53 of the OConnor Site Consent Agreeaent for the perforance of the RIFS Docket No 1-86-1031 I aa enclosing the activity auaaary report for Karch 1989
Sincerely yours shy- ~~
- --laquol
Andrew K Tovt Environmental Services Department
AKTmab Enclosure
I I I I
F OCONNOR SITE MONTHLY STATUS REPORT
MARCH 1989
TASK 1 - DATA COLLECTIONEVALUATION
Thla taak waa co~leted with the collection of all available alta characterization data prior to the initiation of field atudlea Thla data was incorporated with data collected froa other taaka and used in the evaluation process to formulate the Reaedlel ~nvestlgatlon Report and Feasibility Study
TASK 2 - PROJECT MANAGEMENT
The PRPs project aanageaent structure is illustrated in the Project Operation Plan
TREATAII ITY STUDIES
Solidification Study work la proceeding leaulta of the study will be preaented to the agenclea when they become availablebull
RlFS REPORT
On March 31 the PRPa received an EPA package of 331 coaaenta concerning the aecond draft of the RIFS report aubbullltted on November 23 1988 Also the EPA requeated a detailed evaluation of potential landfill development at the alta The PRPs will respond to this in April
TASK 3 - OIJECTIVESALTERNATIVES DEVELOPMENT
The final developaent of objectivebull and alternatives vas preaented in the Draft FS report A report entitled Prellalnary Indication of ARARs vas preaented to EPA and KDEP in June 1986 On August 13 1987 a revised report which incorporates changes required by the Superfund Amendment and Reauthorization Act vaa subaltted
TASK 4 - COMMUNITY RELATIONS PLAN
There vas no co-unity relations activity in March There h no counlty relationbull activity acheduled for April
I I
r I I
-
OConnor Site Status Report Karch 1989
TASK 5 - SUBCONTRACTOR PROCUREMENT
No subcontractor procureaent activity occurred in March and none is anticipated for April
TASK 6 - PERMITSAUTHORIZATIONS
No peraitautborization activity occurred in March and none is anticipated for April
TASK 7 - SITE RECONNAISSANCE
Site Reconnaissance activities have been completed Data gathered from this effort vas used in the Tour I and Tour II data presentation This data was also used in the developnt of the Draft Feasibility Study
TASK 8 - TOPOGRAPHIC MAPPING
The one inch - 40 foot and one inch - 100 foot scale Base Hap of the site has been aubbullitted to EPA and KDEP Thia Task ia nov complete These maps were referenced in the Tour I and Tour II data package the Remedial Investigation Report and they were used in the Draft Feasibility Study
TASK 9 - PROJECT OPERATION PLAN
The Project Operation Plan baa been approved by both the EPA and the MDEP On April 22 1987 E C Jordan submitted an addendum to the POP which covered the teat pitting procedure employed in Tour II subsurface soil analysis No further additions or changes to the POP are anticipated
TASK 10 - FIELD MOBILIZATION
No mobilization of equipment occurred in Karch and none ia anticipated for April
TASK 11 - DOMESTIC WELL SURVEY
This task haa been completed Results frobull this survey have been incorporated with the results presented in the Tour I data package These results were incorporated into the RI Report
-2shy
I I I I
OConnor Site Statua Report March 1989
TASK 12 bull ENVIRONMENTAL ASSESSMENT
This task has been completed with the subaission of the environaental section of the RI Report
TASK 13 bull RIMOTE SENSING INVESTIGATION
The PRPs have responded to two independent ts of photoartric conts Pursuant to the agreeaent between the aaeneies and the PRP s third round coaaents were addressed Jn the discussion of this task in the RI report
TASK 14 bull MONITOFING WEUS
With the analysis of aonitoring well samples taken in July 1987 a complete groundwater hydroloaic cycle was aonitored This data was reported with the results froa Tour II and was incorporated in the RI report No further aroundvater sampling is required for the RIFS process
TASK 15 bull HYDROLOGIC STUDIES
Hydroloaic studies were concluded with the reportinamp of site hydroloaic characteristics in the RI report
TASK 16 bull ENVIRONMENTAL SAMPLING ampANALYSIS
This task has been completed
TASK 17 middot SITE SURVEY
This task has been coapleted
TASK 18 bull DATA REDUCTION
This task was coapleted with the subaission of data in the RI report
TASK 19 bull RI REPORT
The RI report vas subaitted on December 18 1987
A partial package of EPA conts to the draft RI Report was received on March 16 1988 A final packaae of EPA coaaents was received on March 31 1988 The HDEP subaitted coaaents on July 29 1988 The PRPs responded to the conts in the Draft FS Report
-3shy
I I I I
0Connor S1te Statu Report March 1989
TASK 20 bull ACTION LIMITSRESPONSE OBJECTIVES
An Action Libullit Response Objectives Report was subbullitted on March 1 1988
Regulatory conts to this report were presented on March 16 1988 PRP response to these conts was sUbaitted on March 30 1988
TASK 21 bull REMEDIAL ALTERNATIVES OVERVIEW
An overview of potential redial alternatives was subbullitted on Karch 30 1988 EPA conts to this subaission were received in late April 1988 The PRPs responded to these conts in the draft FS Report subbullitted June 1 1988 The KDEP has not subbullitted coents
TASK 22 bull DETAILED EVALUATION OF REMEDIAL ALTERNATIVES
On Hay 11 1988 a report which lists details of rebulledial alternatives and evaluates thea was subaitted to EPA and HDEP On June 28 1988 the PRPs received c~nta froa the EPA concernina thh docWMnt The PRPs have not received conts froa KDEP
TASK 23 bull DRAn FS REPORT
The Draft FS Report is a co~endiua of Task 20 21 and 22 activities and findings The Draft FS report was subaitted on June 1 1988 EPA comments to this subbullission were received on Septeber 22 1988 HDEP coents were received on October 11 1988 Aa agreed to by the PRPs in the Meeting with EPA and HDEP on Septeaber 28 1988 a coaplete Draft RIFS document was subbullitted to the regulators on Noveber 23 1988 This was done as part of Task 23 This report responded to all HDEP and EPA coents concerning RI and FS activity
TASK 24 bull FINAL RIFS REPORT
EPA coents to the second draft of the RIFS report were received on March 31 EPA also requested detailed analysis of another source control technology The PRPs are developing a reply
-4shy
I I I I
F OCONNOR SITE MONTHLY STATUS REPORT
MARCH 1989
TASK 1 - DATA COLLECTIONEVALUATION
Thla taak waa co~leted with the collection of all available alta characterization data prior to the initiation of field atudlea Thla data was incorporated with data collected froa other taaka and used in the evaluation process to formulate the Reaedlel ~nvestlgatlon Report and Feasibility Study
TASK 2 - PROJECT MANAGEMENT
The PRPs project aanageaent structure is illustrated in the Project Operation Plan
TREATAII ITY STUDIES
Solidification Study work la proceeding leaulta of the study will be preaented to the agenclea when they become availablebull
RlFS REPORT
On March 31 the PRPa received an EPA package of 331 coaaenta concerning the aecond draft of the RIFS report aubbullltted on November 23 1988 Also the EPA requeated a detailed evaluation of potential landfill development at the alta The PRPs will respond to this in April
TASK 3 - OIJECTIVESALTERNATIVES DEVELOPMENT
The final developaent of objectivebull and alternatives vas preaented in the Draft FS report A report entitled Prellalnary Indication of ARARs vas preaented to EPA and KDEP in June 1986 On August 13 1987 a revised report which incorporates changes required by the Superfund Amendment and Reauthorization Act vaa subaltted
TASK 4 - COMMUNITY RELATIONS PLAN
There vas no co-unity relations activity in March There h no counlty relationbull activity acheduled for April
I I
r I I
-
OConnor Site Status Report Karch 1989
TASK 5 - SUBCONTRACTOR PROCUREMENT
No subcontractor procureaent activity occurred in March and none is anticipated for April
TASK 6 - PERMITSAUTHORIZATIONS
No peraitautborization activity occurred in March and none is anticipated for April
TASK 7 - SITE RECONNAISSANCE
Site Reconnaissance activities have been completed Data gathered from this effort vas used in the Tour I and Tour II data presentation This data was also used in the developnt of the Draft Feasibility Study
TASK 8 - TOPOGRAPHIC MAPPING
The one inch - 40 foot and one inch - 100 foot scale Base Hap of the site has been aubbullitted to EPA and KDEP Thia Task ia nov complete These maps were referenced in the Tour I and Tour II data package the Remedial Investigation Report and they were used in the Draft Feasibility Study
TASK 9 - PROJECT OPERATION PLAN
The Project Operation Plan baa been approved by both the EPA and the MDEP On April 22 1987 E C Jordan submitted an addendum to the POP which covered the teat pitting procedure employed in Tour II subsurface soil analysis No further additions or changes to the POP are anticipated
TASK 10 - FIELD MOBILIZATION
No mobilization of equipment occurred in Karch and none ia anticipated for April
TASK 11 - DOMESTIC WELL SURVEY
This task haa been completed Results frobull this survey have been incorporated with the results presented in the Tour I data package These results were incorporated into the RI Report
-2shy
I I I I
OConnor Site Statua Report March 1989
TASK 12 bull ENVIRONMENTAL ASSESSMENT
This task has been completed with the subaission of the environaental section of the RI Report
TASK 13 bull RIMOTE SENSING INVESTIGATION
The PRPs have responded to two independent ts of photoartric conts Pursuant to the agreeaent between the aaeneies and the PRP s third round coaaents were addressed Jn the discussion of this task in the RI report
TASK 14 bull MONITOFING WEUS
With the analysis of aonitoring well samples taken in July 1987 a complete groundwater hydroloaic cycle was aonitored This data was reported with the results froa Tour II and was incorporated in the RI report No further aroundvater sampling is required for the RIFS process
TASK 15 bull HYDROLOGIC STUDIES
Hydroloaic studies were concluded with the reportinamp of site hydroloaic characteristics in the RI report
TASK 16 bull ENVIRONMENTAL SAMPLING ampANALYSIS
This task has been completed
TASK 17 middot SITE SURVEY
This task has been coapleted
TASK 18 bull DATA REDUCTION
This task was coapleted with the subaission of data in the RI report
TASK 19 bull RI REPORT
The RI report vas subaitted on December 18 1987
A partial package of EPA conts to the draft RI Report was received on March 16 1988 A final packaae of EPA coaaents was received on March 31 1988 The HDEP subaitted coaaents on July 29 1988 The PRPs responded to the conts in the Draft FS Report
-3shy
I I I I
0Connor S1te Statu Report March 1989
TASK 20 bull ACTION LIMITSRESPONSE OBJECTIVES
An Action Libullit Response Objectives Report was subbullitted on March 1 1988
Regulatory conts to this report were presented on March 16 1988 PRP response to these conts was sUbaitted on March 30 1988
TASK 21 bull REMEDIAL ALTERNATIVES OVERVIEW
An overview of potential redial alternatives was subbullitted on Karch 30 1988 EPA conts to this subaission were received in late April 1988 The PRPs responded to these conts in the draft FS Report subbullitted June 1 1988 The KDEP has not subbullitted coents
TASK 22 bull DETAILED EVALUATION OF REMEDIAL ALTERNATIVES
On Hay 11 1988 a report which lists details of rebulledial alternatives and evaluates thea was subaitted to EPA and HDEP On June 28 1988 the PRPs received c~nta froa the EPA concernina thh docWMnt The PRPs have not received conts froa KDEP
TASK 23 bull DRAn FS REPORT
The Draft FS Report is a co~endiua of Task 20 21 and 22 activities and findings The Draft FS report was subaitted on June 1 1988 EPA comments to this subbullission were received on Septeber 22 1988 HDEP coents were received on October 11 1988 Aa agreed to by the PRPs in the Meeting with EPA and HDEP on Septeaber 28 1988 a coaplete Draft RIFS document was subbullitted to the regulators on Noveber 23 1988 This was done as part of Task 23 This report responded to all HDEP and EPA coents concerning RI and FS activity
TASK 24 bull FINAL RIFS REPORT
EPA coents to the second draft of the RIFS report were received on March 31 EPA also requested detailed analysis of another source control technology The PRPs are developing a reply
-4shy
I I
r I I
-
OConnor Site Status Report Karch 1989
TASK 5 - SUBCONTRACTOR PROCUREMENT
No subcontractor procureaent activity occurred in March and none is anticipated for April
TASK 6 - PERMITSAUTHORIZATIONS
No peraitautborization activity occurred in March and none is anticipated for April
TASK 7 - SITE RECONNAISSANCE
Site Reconnaissance activities have been completed Data gathered from this effort vas used in the Tour I and Tour II data presentation This data was also used in the developnt of the Draft Feasibility Study
TASK 8 - TOPOGRAPHIC MAPPING
The one inch - 40 foot and one inch - 100 foot scale Base Hap of the site has been aubbullitted to EPA and KDEP Thia Task ia nov complete These maps were referenced in the Tour I and Tour II data package the Remedial Investigation Report and they were used in the Draft Feasibility Study
TASK 9 - PROJECT OPERATION PLAN
The Project Operation Plan baa been approved by both the EPA and the MDEP On April 22 1987 E C Jordan submitted an addendum to the POP which covered the teat pitting procedure employed in Tour II subsurface soil analysis No further additions or changes to the POP are anticipated
TASK 10 - FIELD MOBILIZATION
No mobilization of equipment occurred in Karch and none ia anticipated for April
TASK 11 - DOMESTIC WELL SURVEY
This task haa been completed Results frobull this survey have been incorporated with the results presented in the Tour I data package These results were incorporated into the RI Report
-2shy
I I I I
OConnor Site Statua Report March 1989
TASK 12 bull ENVIRONMENTAL ASSESSMENT
This task has been completed with the subaission of the environaental section of the RI Report
TASK 13 bull RIMOTE SENSING INVESTIGATION
The PRPs have responded to two independent ts of photoartric conts Pursuant to the agreeaent between the aaeneies and the PRP s third round coaaents were addressed Jn the discussion of this task in the RI report
TASK 14 bull MONITOFING WEUS
With the analysis of aonitoring well samples taken in July 1987 a complete groundwater hydroloaic cycle was aonitored This data was reported with the results froa Tour II and was incorporated in the RI report No further aroundvater sampling is required for the RIFS process
TASK 15 bull HYDROLOGIC STUDIES
Hydroloaic studies were concluded with the reportinamp of site hydroloaic characteristics in the RI report
TASK 16 bull ENVIRONMENTAL SAMPLING ampANALYSIS
This task has been completed
TASK 17 middot SITE SURVEY
This task has been coapleted
TASK 18 bull DATA REDUCTION
This task was coapleted with the subaission of data in the RI report
TASK 19 bull RI REPORT
The RI report vas subaitted on December 18 1987
A partial package of EPA conts to the draft RI Report was received on March 16 1988 A final packaae of EPA coaaents was received on March 31 1988 The HDEP subaitted coaaents on July 29 1988 The PRPs responded to the conts in the Draft FS Report
-3shy
I I I I
0Connor S1te Statu Report March 1989
TASK 20 bull ACTION LIMITSRESPONSE OBJECTIVES
An Action Libullit Response Objectives Report was subbullitted on March 1 1988
Regulatory conts to this report were presented on March 16 1988 PRP response to these conts was sUbaitted on March 30 1988
TASK 21 bull REMEDIAL ALTERNATIVES OVERVIEW
An overview of potential redial alternatives was subbullitted on Karch 30 1988 EPA conts to this subaission were received in late April 1988 The PRPs responded to these conts in the draft FS Report subbullitted June 1 1988 The KDEP has not subbullitted coents
TASK 22 bull DETAILED EVALUATION OF REMEDIAL ALTERNATIVES
On Hay 11 1988 a report which lists details of rebulledial alternatives and evaluates thea was subaitted to EPA and HDEP On June 28 1988 the PRPs received c~nta froa the EPA concernina thh docWMnt The PRPs have not received conts froa KDEP
TASK 23 bull DRAn FS REPORT
The Draft FS Report is a co~endiua of Task 20 21 and 22 activities and findings The Draft FS report was subaitted on June 1 1988 EPA comments to this subbullission were received on Septeber 22 1988 HDEP coents were received on October 11 1988 Aa agreed to by the PRPs in the Meeting with EPA and HDEP on Septeaber 28 1988 a coaplete Draft RIFS document was subbullitted to the regulators on Noveber 23 1988 This was done as part of Task 23 This report responded to all HDEP and EPA coents concerning RI and FS activity
TASK 24 bull FINAL RIFS REPORT
EPA coents to the second draft of the RIFS report were received on March 31 EPA also requested detailed analysis of another source control technology The PRPs are developing a reply
-4shy
I I I I
OConnor Site Statua Report March 1989
TASK 12 bull ENVIRONMENTAL ASSESSMENT
This task has been completed with the subaission of the environaental section of the RI Report
TASK 13 bull RIMOTE SENSING INVESTIGATION
The PRPs have responded to two independent ts of photoartric conts Pursuant to the agreeaent between the aaeneies and the PRP s third round coaaents were addressed Jn the discussion of this task in the RI report
TASK 14 bull MONITOFING WEUS
With the analysis of aonitoring well samples taken in July 1987 a complete groundwater hydroloaic cycle was aonitored This data was reported with the results froa Tour II and was incorporated in the RI report No further aroundvater sampling is required for the RIFS process
TASK 15 bull HYDROLOGIC STUDIES
Hydroloaic studies were concluded with the reportinamp of site hydroloaic characteristics in the RI report
TASK 16 bull ENVIRONMENTAL SAMPLING ampANALYSIS
This task has been completed
TASK 17 middot SITE SURVEY
This task has been coapleted
TASK 18 bull DATA REDUCTION
This task was coapleted with the subaission of data in the RI report
TASK 19 bull RI REPORT
The RI report vas subaitted on December 18 1987
A partial package of EPA conts to the draft RI Report was received on March 16 1988 A final packaae of EPA coaaents was received on March 31 1988 The HDEP subaitted coaaents on July 29 1988 The PRPs responded to the conts in the Draft FS Report
-3shy
I I I I
0Connor S1te Statu Report March 1989
TASK 20 bull ACTION LIMITSRESPONSE OBJECTIVES
An Action Libullit Response Objectives Report was subbullitted on March 1 1988
Regulatory conts to this report were presented on March 16 1988 PRP response to these conts was sUbaitted on March 30 1988
TASK 21 bull REMEDIAL ALTERNATIVES OVERVIEW
An overview of potential redial alternatives was subbullitted on Karch 30 1988 EPA conts to this subaission were received in late April 1988 The PRPs responded to these conts in the draft FS Report subbullitted June 1 1988 The KDEP has not subbullitted coents
TASK 22 bull DETAILED EVALUATION OF REMEDIAL ALTERNATIVES
On Hay 11 1988 a report which lists details of rebulledial alternatives and evaluates thea was subaitted to EPA and HDEP On June 28 1988 the PRPs received c~nta froa the EPA concernina thh docWMnt The PRPs have not received conts froa KDEP
TASK 23 bull DRAn FS REPORT
The Draft FS Report is a co~endiua of Task 20 21 and 22 activities and findings The Draft FS report was subaitted on June 1 1988 EPA comments to this subbullission were received on Septeber 22 1988 HDEP coents were received on October 11 1988 Aa agreed to by the PRPs in the Meeting with EPA and HDEP on Septeaber 28 1988 a coaplete Draft RIFS document was subbullitted to the regulators on Noveber 23 1988 This was done as part of Task 23 This report responded to all HDEP and EPA coents concerning RI and FS activity
TASK 24 bull FINAL RIFS REPORT
EPA coents to the second draft of the RIFS report were received on March 31 EPA also requested detailed analysis of another source control technology The PRPs are developing a reply
-4shy
I I I I
0Connor S1te Statu Report March 1989
TASK 20 bull ACTION LIMITSRESPONSE OBJECTIVES
An Action Libullit Response Objectives Report was subbullitted on March 1 1988
Regulatory conts to this report were presented on March 16 1988 PRP response to these conts was sUbaitted on March 30 1988
TASK 21 bull REMEDIAL ALTERNATIVES OVERVIEW
An overview of potential redial alternatives was subbullitted on Karch 30 1988 EPA conts to this subaission were received in late April 1988 The PRPs responded to these conts in the draft FS Report subbullitted June 1 1988 The KDEP has not subbullitted coents
TASK 22 bull DETAILED EVALUATION OF REMEDIAL ALTERNATIVES
On Hay 11 1988 a report which lists details of rebulledial alternatives and evaluates thea was subaitted to EPA and HDEP On June 28 1988 the PRPs received c~nta froa the EPA concernina thh docWMnt The PRPs have not received conts froa KDEP
TASK 23 bull DRAn FS REPORT
The Draft FS Report is a co~endiua of Task 20 21 and 22 activities and findings The Draft FS report was subaitted on June 1 1988 EPA comments to this subbullission were received on Septeber 22 1988 HDEP coents were received on October 11 1988 Aa agreed to by the PRPs in the Meeting with EPA and HDEP on Septeaber 28 1988 a coaplete Draft RIFS document was subbullitted to the regulators on Noveber 23 1988 This was done as part of Task 23 This report responded to all HDEP and EPA coents concerning RI and FS activity
TASK 24 bull FINAL RIFS REPORT
EPA coents to the second draft of the RIFS report were received on March 31 EPA also requested detailed analysis of another source control technology The PRPs are developing a reply
-4shy
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