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SP40SP39

SP35SP33

SP28

SP26

SP24

SP23SP21

SP16

SP10RP13

MW8S

MW7S

MW4S

MW2S

AGW25-S

AGW21-S

AGW14-S

AGW10-S

MW3/RP3

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:15/6567PG/ArcGIS/1:1,500 @A3

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

"S

SHALLOW Wells - Chloride & 2PCl concentrations

Period: Q1 2015 (04/03/2015)Figure 4a-1

Potential (unknown) extent

General Shallow Groundwater Flow Direction

"S

Conc. >10mg/l Conc. 1.0 to 10.0mg/lConc. 0.1 to 1.0mg/lConc. zero to 0.10mg/l

"J

"J

PSA6

PSA4

"JPSA3

Interpreted ShallowPiezometric Contour (mAOD)

Chloride mg/l (Shallow)

Monitoring well location/ Chloride (mg/l)SP21

851

"S Sump (Remediation)"J PSA3 BMS pumping well

!

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

851

!470

914

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98

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120

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377

298

159

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17.0

16.0

15.0

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!AAGW16-S

!

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1420!

!

AGW19-S725!

AGW08-S 184!

AGW01-S43

AGW04-S 1100AGW29-S

97!

!

!

!

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

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pose

s only

.

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EPA Export 23-05-2016:01:58:25

!A

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SP40SP39

SP35SP33

SP28

SP26

SP24

SP23SP21

SP16

SP10RP13

MW8S

MW7S

MW4S

MW2S

AGW25-S

AGW21-S

AGW14-S

AGW10-S

MW3/RP3

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:15/6567PG/ArcGIS/1:1,500 @A3

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

"S

SHALLOW Wells - Chloride & 2PCl concentrations

Period: Q2 2015 (11/06/2015)Figure 4a-2

Potential (unknown) extent

General Shallow Groundwater Flow Direction

"S

Conc. >10mg/l Conc. 1.0 to 10.0mg/lConc. 0.1 to 1.0mg/lConc. zero to 0.10mg/l

"J

"J

PSA6

PSA4

"JPSA3

Interpreted ShallowPiezometric Contour (mAOD)

Chloride mg/l (Shallow)

Monitoring well location/ Chloride (mg/l)SP21

131

"S Sump (Remediation)"J PSA3 BMS pumping well

!

131

519

942

!50

76

96187

860

188489

1678

22

130

299

140

67

202

391

3343

147

344

176

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!

!

!

13.0

17.016.0

15.0

14.0

!AAGW16-S

!

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1130!

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AGW08-S 103!

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144!

!

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!

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!

!

0 - 100

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101 - 500501 - 10001001 - 1500>1500

!!

13.0

17.016.0

15.0

14.0

12.0

!

!!

!

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

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for a

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EPA Export 23-05-2016:01:58:25

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

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!A

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SP40SP39

SP35SP33

SP28

SP26

SP24

SP23SP21

SP16

SP10RP13

MW8S

MW7S

MW4S

MW2S

AGW25-S

AGW21-S

AGW14-S

AGW10-S

MW3/RP3

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:15/6567PG/ArcGIS/1:1,500 @A3

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

"S

SHALLOW Wells - Chloride & 2PCl concentrations

Period: Q3 2015 (02/09/2015)Figure 4a-3

Potential (unknown) extent

General Shallow Groundwater Flow Direction

"S

Conc. >10mg/l Conc. 1.0 to 10.0mg/lConc. 0.1 to 1.0mg/lConc. zero to 0.10mg/l

"J

"J

PSA6

PSA4

"JPSA3

Interpreted ShallowPiezometric Contour (mAOD)

Chloride mg/l (Shallow)

Monitoring well location/ Chloride (mg/l)SP21

693

"S Sump (Remediation)"J PSA3 BMS pumping well

!

693

520

891

!45

85

8771

785

132345

1685

34

325

86

287

64

171

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3030

152

131

93

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AGW08-S 367!

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0 - 100

!

!

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101 - 500501 - 10001001 - 1500>1500

!

!

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!

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q3 20

15

13.0

17.016.0

15.0

14.0

12.0!A!A

!

!

!

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EPA Export 23-05-2016:01:58:25

!A

!A

!A

!A

!A

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!A

!A

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!A

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!A

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SP35SP33

SP28

SP26

SP24

SP23SP21

SP16

SP10RP13

MW8S

MW7S

MW4S

MW2S

AGW25-S

AGW21-S

AGW14-S

AGW10-S

MW3/RP3

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:15/6567PG/ArcGIS/1:1,500 @A3

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

"S

SHALLOW Wells - Chloride & 2PCl concentrations

Period: Q4 2015 (03/12/2015)Figure 4a-4

Potential (unknown) extent

General Shallow Groundwater Flow Direction

"S

Conc. >10mg/l Conc. 1.0 to 10.0mg/lConc. 0.1 to 1.0mg/lConc. zero to 0.10mg/l

"J

"J

PSA6

PSA4

"JPSA3

Interpreted ShallowPiezometric Contour (mAOD)

Chloride mg/l (Shallow)

Monitoring well location/ Chloride (mg/l)SP21

838

"S Sump (Remediation)"J PSA3 BMS pumping well

!

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542

936

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11267

685

131266

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113

249

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99

192

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795

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15.0

14.0

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!

!

434

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AGW08-S 212!

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!

!

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13.0

17.0

16.0

15.0

14.0

12.0

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q4 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

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for a

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EPA Export 23-05-2016:01:58:25

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

SP41SP38

SP37

SP34

SP32SP31

AGW32-I

AGW31-I

AGW25-I

AGW22-l

AGW21-l

AGW20-I

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

General Intermediate Groundwater Flow Direction

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:Figure 4b-115/6567

PG/ArcGIS/1:1,500 @A3INTERMEDIATE Wells

Chloride & 2PCl concentrationsPeriod: Q1 2015 (04/03/2015)

Conc. >10mglConc. 1.0 to 10mglConc 0.1 to 1.0mglConc. zero to 0.10mg/l

"J

"JPSA4

"JPSA3

Interpreted IntermediatePiezometric Contour (mAOD)

PSA6

SP44 SP45SP46

Monitoring well location/ Chloride (mg/l)SP31

"J PSA3 BMS pumping well

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

Chloride mg/l (Intermediate)

804!

409

1120

20885

378

634804

134085

28

34

21!

!

!! !

!!

!

! 12.5

12.0

11.5

11.0

10.5

13.0

!

!

!

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

uired

for a

ny ot

her u

se.

EPA Export 23-05-2016:01:58:25

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

SP41SP38

SP37

SP34

SP32SP31

AGW32-I

AGW31-I

AGW25-I

AGW22-l

AGW21-l

AGW20-I

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

General Intermediate Groundwater Flow Direction

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:Figure 4b-215/6567

PG/ArcGIS/1:1,500 @A3INTERMEDIATE Wells

Chloride & 2PCl concentrationsPeriod: Q2 2015 (11/06/2015)

Conc. >10mglConc. 1.0 to 10mglConc 0.1 to 1.0mglConc. zero to 0.10mg/l

"J

"JPSA4

"JPSA3

Interpreted IntermediatePiezometric Contour (mAOD)

PSA6

SP44 SP45SP46

Monitoring well location/ Chloride (mg/l)SP31

"J PSA3 BMS pumping well

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

Chloride mg/l (Intermediate)

857!

192

1890

24591

677

571857

1530170

62

35

31!

!

!! !!

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!

!

!

!

12.5

12.0

11.5

11.0

13.0

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

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for a

ny ot

her u

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EPA Export 23-05-2016:01:58:25

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

SP41SP38

SP37

SP34

SP32SP31

AGW32-I

AGW31-I

AGW25-I

AGW22-l

AGW21-l

AGW20-I

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

General Intermediate Groundwater Flow Direction

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:Figure 4b-315/6567

PG/ArcGIS/1:1,500 @A3INTERMEDIATE Wells

Chloride & 2PCl concentrationsPeriod: Q3 2015 (02/09/2015)

Conc. >10mglConc. 1.0 to 10mglConc 0.1 to 1.0mglConc. zero to 0.10mg/l

"J

"JPSA4

"JPSA3

Interpreted IntermediatePiezometric Contour (mAOD)

PSA6

SP44 SP45SP46

Monitoring well location/ Chloride (mg/l)SP31

"J PSA3 BMS pumping well

Chloride mg/l (Intermediate)

1027!

138

1950

22892

866

6131027

1406177

62

40

30!

!

!! !!

!

!

!

!

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q3 20

15

12.5

12.0

13.0

!

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

!

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ectio

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.

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copy

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for a

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EPA Export 23-05-2016:01:58:25

!A !A

!A

!A

!A

!A

!A

!A

!A

!A

!A

!A

SP41SP38

SP37

SP34

SP32SP31

AGW32-I

AGW31-I

AGW25-I

AGW22-l

AGW21-l

AGW20-I

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

0 25 5012.5 Metres

Legend

Arch Chemicals -Site Outline

Ward

Rive

r

General Intermediate Groundwater Flow Direction

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:Figure 4b-415/6567

PG/ArcGIS/1:1,500 @A3INTERMEDIATE Wells

Chloride & 2PCl concentrationsPeriod: Q4 2015 (03/12/2015)

Conc. >10mglConc. 1.0 to 10mglConc 0.1 to 1.0mglConc. zero to 0.10mg/l

"J

"JPSA4

"JPSA3

Interpreted IntermediatePiezometric Contour (mAOD)

PSA6

SP44 SP45SP46

Monitoring well location/ Chloride (mg/l)SP31

"J PSA3 BMS pumping well

Chloride mg/l (Intermediate)

763!

299

148

97106

930

493763

111723525

4035!

!

!! !!

!

!

!

!

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q4 20

15

12.5

13.0

!

!

For

insp

ectio

n pur

pose

s only

.

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nt of

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right

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EPA Export 23-05-2016:01:58:25

LB

MhsRATHBEALE

RATHBEALE

LS

Car Park

Weir

Weir

MhsUND 19.7Mhs

Mh Mh

FB

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!A

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AGW22-D

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:

0 25 5012.5 Metres

LegendArch Chemicals -Site Outline

Ward

Rive

r15/6567PG/ArcGIS/1:1,500 @A3

Figure 4c-1DEEP WellsChloride & 2PCl concentrations

Period: Q1 2015 (04/03/2015)

General DeepGroundwater Flow Direction

"J

"J

PSA6

PSA4

"JPSA3

Interpreted DeepPiezometric Contour (mAOD)

Conc. >10mglConc. 1.0 to 10mglConc. 0.1 to 1.0mglConc. zero to 0.10mgl

Monitoring well location/ Chloride (mg/l)MW4D

"J PSA3 BMS pumping well

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

Chloride mg/l (Deep)

60!

724

SP47

6079

171

179

47

48

177

180

454 AGW25-D!

!

!

!

!

!

!

!

Note: Re 2PCl concentration at SP47 - Refer to report text where applicable

!

17.0

16.0

13.0

15.0

12.0

14.0

!

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

uired

for a

ny ot

her u

se.

EPA Export 23-05-2016:01:58:25

LB

MhsRATHBEALE

RATHBEALE

LS

Car Park

Weir

Weir

MhsUND 19.7Mhs

Mh Mh

FB

19.4

6 LSH

E.H.B.Clinic

Under ConstrArea

(in ruins)Castle Chapel

Mhs LS

HMhs

7

ROADROAD

LS

Mh

ExchangeTelephone

Mh

Mh

WATERY LANEWATERY LANE

Mhs

Ramp TksTks

T

MhTks

Ramp

Tk

Tk

LS

Mh

Factory

LS

LSMh

Tks

Tk

Tk

Tk

Tk

Tk (in Ruins)Tower

ES

Tks Tk Tennis Ground

ESTk

ES Chy

ESTks

Tks

Mhs

LS Tks

Chy

Tk

H

UND

LS

TK

TK

Tks

!A

!A

!A

!A

!A

!A

!A

!A

MW1

SP43

SP36

MW7D

MW4D

MW2D

AGW24-D

AGW22-D

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:

0 25 5012.5 Metres

LegendArch Chemicals -Site Outline

Ward

Rive

r15/6567PG/ArcGIS/1:1,500 @A3

Figure 4c-2DEEP WellsChloride & 2PCl concentrations

Period: Q2 2015 (11/06/2015)

General DeepGroundwater Flow Direction

"J

"J

PSA6

PSA4

"JPSA3

Interpreted DeepPiezometric Contour (mAOD)

Conc. >10mglConc. 1.0 to 10mglConc. 0.1 to 1.0mglConc. zero to 0.10mgl

Monitoring well location/ Chloride (mg/l)MW4D

"J PSA3 BMS pumping well

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

Chloride mg/l (Deep)

59!

751

SP47

5985

125

207

4828

178

153

473 AGW25-D!

!

!

!

!

!

!

!

Note: Re 2PCl concentration at SP47 - Refer to report text where applicable

!

!

17.0

16.0

13.0

15.0

12.0

14.0!

0.0

5.0

10.0

15.0

20.0

25.0

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - July 2015

Q2 20

15

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

uired

for a

ny ot

her u

se.

EPA Export 23-05-2016:01:58:25

LB

MhsRATHBEALE

RATHBEALE

LS

Car Park

Weir

Weir

MhsUND 19.7Mhs

Mh Mh

FB

19.4

6 LSH

E.H.B.Clinic

Under ConstrArea

(in ruins)Castle Chapel

Mhs LS

HMhs

7

ROADROAD

LS

Mh

ExchangeTelephone

Mh

Mh

WATERY LANEWATERY LANE

Mhs

Ramp TksTks

T

MhTks

Ramp

Tk

Tk

LS

Mh

Factory

LS

LSMh

Tks

Tk

Tk

Tk

Tk

Tk (in Ruins)Tower

ES

Tks Tk Tennis Ground

ESTk

ES Chy

ESTks

Tks

Mhs

LS Tks

Chy

Tk

H

UND

LS

TK

TK

Tks

!A

!A

!A

!A

!A

!A

!A

!A

MW1

SP43

SP36

MW7D

MW4D

MW2D

AGW24-D

AGW22-D

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:

0 25 5012.5 Metres

LegendArch Chemicals -Site Outline

Ward

Rive

r15/6567PG/ArcGIS/1:1,500 @A3

Figure 4c-3DEEP WellsChloride & 2PCl concentrations

Period: Q3 2015 (02/09/2015)

General DeepGroundwater Flow Direction

"J

"J

PSA6

PSA4

"JPSA3

Interpreted DeepPiezometric Contour (mAOD)

Conc. >10mglConc. 1.0 to 10mglConc. 0.1 to 1.0mglConc. zero to 0.10mgl

Monitoring well location/ Chloride (mg/l)MW4D

"J PSA3 BMS pumping well

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

Chloride mg/l (Deep)

60!

961

SP47

6084

224

236

43

25

365

146

460 AGW25-D!

!

!

!

!

!

!

!

Note: Re 2PCl concentration at SP47 - Refer to report text where applicable

!

!

17.0

16.0

15.0

14.0!

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q3 20

15

13.0

12.0!

!

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

uired

for a

ny ot

her u

se.

EPA Export 23-05-2016:01:58:25

LB

MhsRATHBEALE

RATHBEALE

LS

Car Park

Weir

Weir

MhsUND 19.7Mhs

Mh Mh

FB

19.4

6 LSH

E.H.B.Clinic

Under ConstrArea

(in ruins)Castle Chapel

Mhs LS

HMhs

7

ROADROAD

LS

Mh

ExchangeTelephone

Mh

Mh

WATERY LANEWATERY LANE

Mhs

Ramp TksTks

T

MhTks

Ramp

Tk

Tk

LS

Mh

Factory

LS

LSMh

Tks

Tk

Tk

Tk

Tk

Tk (in Ruins)Tower

ES

Tks Tk Tennis Ground

ESTk

ES Chy

ESTks

Tks

Mhs

LS Tks

Chy

Tk

H

UND

LS

TK

TK

Tks

!A

!A

!A

!A

!A

!A

!A

!A

MW1

SP43

SP36

MW7D

MW4D

MW2D

AGW24-D

AGW22-D

The Tecpro Building, Clonshaugh Business and Technology Park, Dublin 17T: +353 1 847 4220 F: +353 1 847 4257

/

Drawing is for illustrative purposes only. Do not scale.Copyright: Ordnance Survey Ireland, AWN licence no. EN 0007513

Project:Arch Chemicals B.V. (Lonza) Swords

Groundwater Monitoring 2015

Drawing: Reference:

0 25 5012.5 Metres

LegendArch Chemicals -Site Outline

Ward

Rive

r15/6567PG/ArcGIS/1:1,500 @A3

Figure 4c-4DEEP WellsChloride & 2PCl concentrations

Period: Q4 2015 (03/12/2015)

General DeepGroundwater Flow Direction

"J

"J

PSA6

PSA4

"JPSA3

Interpreted DeepPiezometric Contour (mAOD)

Conc. >10mglConc. 1.0 to 10mglConc. 0.1 to 1.0mglConc. zero to 0.10mgl

Monitoring well location/ Chloride (mg/l)MW4D

"J PSA3 BMS pumping well

Chloride mg/l (Deep)

57!

932

SP47

5785

202

233

48

68

286

2050

95 AGW25-D

!

!

!

!

!

!

Note: Re 2PCl concentration at SP47 - Refer to report text where applicable

!

!

17.0

16.0

15.0

14.0!

!

0.05.0

10.015.020.025.030.035.040.045.0

01/01

/2015

15/01

/2015

29/01

/2015

12/02

/2015

26/02

/2015

12/03

/2015

26/03

/2015

09/04

/2015

23/04

/2015

07/05

/2015

21/05

/2015

04/06

/2015

18/06

/2015

02/07

/2015

16/07

/2015

30/07

/2015

13/08

/2015

27/08

/2015

10/09

/2015

24/09

/2015

08/10

/2015

22/10

/2015

05/11

/2015

19/11

/2015

03/12

/2015

17/12

/2015

31/12

/2015

(mm)

Measurement Date

Daily Rainfall (Dublin Airport) January - December 2015

Q4 20

15

13.0

12.0

!

!

!

0 - 100

!

!

!

101 - 500501 - 10001001 - 1500>1500

!

For

insp

ectio

n pur

pose

s only

.

Conse

nt of

copy

right

owne

r req

uired

for a

ny ot

her u

se.

EPA Export 23-05-2016:01:58:25