POST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:1 Number of Release Sites: Release Activity: MFG: Max ADR
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 1 Number of S ites: RELEASE ACTIVITY:MFG: Max ADR

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 6.37E-04 1.92E-03 2.84E-03 3.50E-03

ALL 10 3.56E-02 0.19 0.33 0.40

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 1.36E-11 7.61E-10 mg/kg/day 1.93E-12 1.08E-10 mg/kg/day

LADC pot 6.98E-10 3.90E-08 mg/L 2.30E-08 1.29E-06 mg/kg

Acute

ADR pot 1.61E-07 1.60E-05 mg/kg/day 3.78E-08 2.11E-06 mg/kg/day

SIC Code Comments:POST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:2 Number of Release Sites: Release Activity: PROC: Max ADR
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 2 Number of Site s: RELEASE ACTIVITY:PROC: Max ADR

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 0.51 1.12 1.68 2.07

ALL 10 15.25 49.49 84.66 91.26

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 1.10E-07 3.26E-06 mg/kg/day 1.55E-08 4.61E-07 mg/kg/day

LADC pot 5.63E-06 1.67E-04 mg/L 1.86E-04 5.51E-03 mg/kg

Acute

ADR pot 9.39E-05 4.14E-03 mg/kg/day 3.05E-05 9.04E-04 mg/kg/day

SIC Code Comments:POST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:3 Number of Release Sites: Release Activity: PROC: PDM1
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 3 Number of Site s: RELEASE ACTIVITY:PROC: PDM1

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 4.46E-02 9.76E-02 0.15 0.18

ALL 10 1.32 4.30 7.36 7.93

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 2.48E-08 7.36E-07 mg/kg/day 3.51E-09 1.04E-07 mg/kg/day

LADC pot 1.27E-06 3.78E-05 mg/L 4.20E-05 1.25E-03 mg/kg

Acute

ADR pot 8.16E-06 3.59E-04 mg/kg/day 2.65E-06 7.86E-05 mg/kg/day

SIC Code Comments:POS T FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 3 RELEASE ACTIVITY: PROC: PDM1

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC ( μ g/L) Percent of Year COC Exceeded Number of Days COC Exceeded Release days/year Loading (kg/site/day) Waste Water Treatment (%) High/Avg Analysis

4.00 HighPOST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:4 Number of Release Sites: Release Activity: PROC: PDM2
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 4 Number of Site s: RELEASE ACTIVITY:PROC: PDM2

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 1.29E-02 2.81E-02 4.21E-02 5.18E-02

ALL 10 0.38 1.24 2.12 2.28

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 6.87E-08 2.04E-06 mg/kg/day 9.72E-09 2.88E-07 mg/kg/day

LADC pot 3.52E-06 1.05E-04 mg/L 1.16E-04 3.45E-03 mg/kg

Acute

ADR pot 2.35E-06 1.04E-04 mg/kg/day 7.63E-07 2.26E-05 mg/kg/day

SIC Code Comments:POS T FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 4 RELEASE ACTIVITY: PROC: PDM2

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC ( μ g/L) Percent of Year COC Exceeded Number of Days COC Exceeded Release days/year Loading (kg/site/day) Waste Water Treatment (%) High/Avg Analysis

4.00 HighPOST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:5 Number of Release Sites: Release Activity: USE: Max ADR
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 5 Number of Site s: RELEASE ACTIVITY:USE: Max ADR

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 0.10 0.22 0.33 0.41

ALL 10 3.00 9.74 16.67 17.97

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 5.62E-08 1.67E-06 mg/kg/day 7.95E-09 2.36E-07 mg/kg/day

LADC pot 2.88E-06 8.55E-05 mg/L 9.51E-05 2.82E-03 mg/kg

Acute

ADR pot 1.85E-05 8.14E-04 mg/kg/day 6.00E-06 1.78E-04 mg/kg/day

SIC Code Comments:POST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:6 Number of Release Sites: Release Activity: USE: PDM1
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 6 Number of S ites: RELEASE ACTIVITY:USE: PDM1

SIC-CODE DESCRIPTION:

SIC-CODE EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 0.10 0.22 0.33 0.41

ALL 10 3.00 9.74 16.67 17.97

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 5.62E-08 1.67E-06 mg/kg/day 7.95E-09 2.36E-07 mg/kg/day

LADC pot 2.88E-06 8.55E-05 mg/L 9.51E-05 2.82E-03 mg/kg

Acute

ADR pot 1.85E-05 8.14E-04 mg/kg/day 6.00E-06 1.78E-04 mg/kg/day

SIC Code Comments:POS T FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 6 RELEASE ACTIVITY: USE: PDM1

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC ( μ g/L) Percent of Year COC Exceeded Number of Days COC Exceeded Release days/year Loading (kg/site/day) Waste Water Treatment (%) High/Avg Analysis

4.00 HighPOST FOC US EXPOSURE REPORT

Chemical ID: P-12-0100 Assessor: Tobias/SS

ENVIRONMENTAL RELEASES

Scenario#:7 Number of Release Sites: Release Activity: USE: PDM2
Release Description: WATER LANDFILL Non-sludge/Sludge STACK FUGITIVE

Total Releases:
(kg/yr) (kg/yr) (kg/yr) (kg/yr)

Non-sludge/Sludge
Release Days/yr:

Per Site Release:
(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:2/22/12 page of

POST FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 7 Number of S ites: RELEASE ACTIVITY:USE: PDM2

SIC-CODE DESCRIPTION:
SIC-CODE (S): EXPOSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg)

0.00 33.00

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT TYPE % ILE FACILITY STREAM FLOW (MLD) STREAM CONC. ( μ g/l)

Harmonic

Mean 30Q5 7Q10 1Q10 Harmonic Mean 30Q5 7Q10 1Q10

ALL 50 6.58E-03 1.44E-02 2.16E-02 2.65E-02

ALL 10 0.20 0.63 1.08 1.17

DRINKING WATER AND FISH IN GESTION EXPOSURE ESTIMATES

Exposure Units Drinking Water Results Drinking Water Units Fish Ingestion Results Fish Ingestion

Units
50% 10% 50% 10%

Cancer

LADD pot 3.52E-08 1.04E-06 mg/kg/day 4.97E-09 1.48E-07 mg/kg/day

LADC pot 1.80E-06 5.35E-05 mg/L 5.95E-05 1.77E-03 mg/kg

Acute

ADR pot 1.20E-06 5.30E-05 mg/kg/day 3.90E-07 1.16E-05 mg/kg/day

SIC Code Comments:POS T FOCUS EXPOSURE REPORT

Chemical ID: P-12-0100

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 7 RELEASE ACTIVITY: USE: PDM2

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC ( μ g/L) Percent of Year COC Exceeded Number of Days COC Exceeded Release days/year Loading (kg/site/day) Waste Water Treatment (%) High/Avg Analysis

4.00 High