POST FOCUS 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: 

EPA SANITIZED Page 17 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 18 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 19 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 20 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 21 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 22 of 34
POST 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 (μg/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 

EPA SANITIZED Page 23 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 24 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 25 of 34
POST 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 (μg/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 

EPA SANITIZED Page 26 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 27 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 28 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 29 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 30 of 34
POST 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 (μg/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 

EPA SANITIZED Page 31 of 34
 POST FOCUS 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: 

EPA SANITIZED Page 32 of 34
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 Sites: 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. (μg/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 INGESTION EXPOSURE ESTIMATES 

Exposure Units 

Drinking Water Results Drinking 

Water Units Fish Ingestion Results 

Fish 

Ingestion 

Units 

50% 10% 50% 10% 

Cancer 

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

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

Acute 

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

SIC Code Comments: 

EPA SANITIZED Page 33 of 34
POST 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 (μg/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 

EPA SANITIZED Page 34 of 34