# Support Documents for Significant New Use Rules (SNUR) on Premanufacture Notice (PMN) P-11-181

EPA Docket EPA-HQ-OPPT-2012-0450

# Index A-001 Structure Activity Team (SAT) Report for PMN P-11-181 A-002 Initial Review Engineering Report for PMN P-11-181 A-003 Initial Review Exposure Report for PMN P-11-181 A-004 TSCA Section 5(e) Consent Order and Determinations Supporting Consent Order for PMN P-11-181

# A-001 Structure Activity Team (SAT) Report for PMN P-11-181

## SAT Report PMN Number: P-11-0181 SAT Date: 2/8/2011 Print Date: 3/1/2012
Related cases : Health related cases: Ecotox related cases :
. Concern levels : 

### Type of Concern: Health Eco Comments Level of Concern: 1-2 1 Health: PMN ; Eco: 3 Health: degradation product if "n" is small ; Eco:
Persistence Bioaccum Toxicity Comments 3 1 1 PMN 3 3 3 Deg Pdt

Exposure Based Review : Health: N o Ecotox: N o Routes of exposure : Health: Inhalation Ecotox: N o releases to water Fate: ; PMN negl; Deg Pdt rapid Keywords : Keywords: LUNG Summary of Assessment : Fate : Fate Summary: P-11-0181 FATE: MW = with MP < 25 C (E) S = Disp. VP < 1.0E-6 torr at 25 C (E) BP > 400 C (E) H < 1.00E-8 (E) POTW removal (%) = 90 via sorption Time for complete ultimate aerobic biodeg > mo Sorption to soils/sediments = PMN v.strong; Deg Pdt low

### PBT Potential: PMN P3B1; Deg Pdt P3B3 *CEB FATE: Migration to ground water = PMN negl; Deg Pdt rapid
Health : Health Summary: Absorption is nil all routes based on physical/chemical p roperties. There is concern for lung toxicity if respirable droplets are inhaled based on lung overload for high molecular weight polymers (MW = If the value of “n” in the moiety is small there are health concern s for the degradation products based on test data for . Low moderate concern.
Ecotox : Test Organism Test Type Test End Point Predicted Measured Comments
fish 96-h LC50 >100 daphnid 48-h LC50 >100 green algal 96-h EC50 >100 fish

_ chronic value >10 daphnid

_ chronic value >10 algal

_ chronic value >10 Sewage Sludge 3-h EC50

_ Sewage Sludge

_ Chronic Value _

Ecotox Values Comments: Predictions are based on SARs for ; SAR chemical class = ; MW effective concentrations based on 100% active ingredients and nominal concentrations ; hardness <180.0 mg/L as CaCO3; and TOC <2.0 mg/L;
Factors Values Comments Assessment Factor 10 Concentration of Concern ( p pb) 1000

SARs SAR Class Ecotox Category
Ecotox Factors Comments: SAT Chair: Becky Jones

# A-002 Initial Review Engineering Report for PMN P-11-181file:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181 Focus Ready Draft 2/14/2011 ENGINEER: Macek \ CLM PV (kg/yr):

SUBMITTER:
USE:

OTHER USES:

MSDS: Yes Label: No Gen Eqpt: Ensure adequate ventilation of working area.// Safety goggles. // Protective gloves. Respirator: No personal respiratory protective equipment normally required. In the case of| hazardous fumes, wear self contained breathing apparatus. Health Effects: Non-combustible. Hazard information for the PMN itself not provided. Per MSDS for the carrier oil blend: "POSSIBLE IRRITANT. IRRITATING TO EYES AND RESPIRATORY SYSTEM AT HIGH TEMPERATURES (DECOMPSITION TEMPERATURES)." TLV/PEL: none established

CRSS :file:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### Consumer Use: SAT (concerns) (02/08/2011): Related Cases and Related Cases and Misc SAT Info: Ecotox Related Cases: Human Health Related Cases: Migration to groundwater: PMN negl. // Deg Pdt rapid PBT rating: P3B3T3 Health: 1-2 for PMN, 3 for Deg Pdt if "n" is small // P3B1T1 for PMN; P3B3T3 for Deg Pdt Health: 3 Inhalation Eco: 1 No releases to Water with a CC = 1000 ppb
OCCUPATIONAL EXPOSURE RATING: 1C
NOTES & KEY ASSUMPTIONS: Generated by the 06/07/2005 version of ChemSTEER.file:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### POLLUTION PREVENTION CONSIDERATIONS: None.

EXPOSURE-BASED REVIEW: No
INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181

ENVIRONMENTAL RELEASES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### OCCUPATIONAL EXPOSURES ESTIMATE SUMMARY

INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181

ENVIRONMENTAL RELEASES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### OCCUPATIONAL EXPOSURES ESTIMATE SUMMARY

INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181file:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### ENVIRONMENTAL RELEASES ESTIMATE SUMMARY

OCCUPATIONAL EXPOSURES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181

ENVIRONMENTAL RELEASES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### OCCUPATIONAL EXPOSURES ESTIMATE SUMMARY

INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181

ENVIRONMENTAL RELEASES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### OCCUPATIONAL EXPOSURES ESTIMATE SUMMARY

INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181file:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### ENVIRONMENTAL RELEASES ESTIMATE SUMMARY

OCCUPATIONAL EXPOSURES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM] 

### INITIAL REVIEW ENGINEERING REPORT PMN: 11-0181

ENVIRONMENTAL RELEASES ESTIMATE SUMMARYfile:///J|/INITENG/P11%20cases/p110181.eng.txt[3/1/2012 8:52:32 AM]

# A-003 Initial Review Exposure Report for PMN P-11-1812/11/11 page of



### INITIAL REVIEW EXPOSURE REPORT (IRExR) Chemical ID: P-11-0181 Reviewer: Wong/SS

Results Table: Dose, Concentration, and Days Exceeded Results Summary

Exposure Scenario 1 Water Landfill Stack Air Fugitive Air Drinking Water Fish Ingestion ADR LADD ADR LADD 7Q10 4 CC = 1000 PDM Days Exceede d LADD ADR LADD ADR LADD

Release activity(ies) 2 ; exposure calculation(s) 3 mg/kg/day mg/kg/day mg/kg/day mg/kg/day μg/l # Days mg/kg/day mg/kg/day mg/kg/day mg/kg/day mg/kg/day

Max ADR --- --- --- --- --- --- --- 8.49E-04 --- --- ---

Max LADD --- --- --- --- --- --- --- --- 2.76E-06 --- ---

Max ADR: max acute eco 5.60E-06 --- --- --- 1.20E-01 --- --- 1.61E-06 --- --- ---

Max LADD --- 2 .50E-10 --- --- --- .66E-10 --- 3.53E-10 --- --- Max ADR: max acute eco 7.32E-06 --- --- --- 1.60E-01 --- --- 2.11E-06 --- --- ---

Max LADD --- 3 .27E-10 --- --- --- .00E-09 --- 4.63E-10 --- --- 1 Exposure scenario titles consist of release activity followed by exposure calculation abbreviation. 2 Release activities are from engineering report's Manuf acturing (Mfg), Processing (Proc) and Use release activity labels.Multiple release activities are combined in one exposure scenario if their releases occur at same location. 3 Exposure calculations are Acute Dose Rate (A DR), Lifetime Average Daily Dose (LADD), and Probabilistic Dilution Model (PDM). Th ere may be one, two, or all three exposure calculations per exposure scenario.CC is the aquatic concentration of concern. 4 This column displays concentration values for the 7Q 10 streamflow, which is defined as the average daily streamflow of the seven consecutive days of lowest flow within a ten year period.
Remarks:2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:1 Number of Release Sites: Release Activity: 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 1 RELEASE ACTI VITY Max ADR RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): 0.00 μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 2.53E-03 μg/m 3 Max 24 Hour Average Air Concentration (Stack): 4.62 μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 1.86E-07 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 1.01E-06 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) 8.49E-04 N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:2 Number of Release Sites: Release Activity: Max LADD 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 2 RELEASE ACTIVITY: Max LADD RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): N/A μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 3.75E-02 μg/m 3 Max 24 Hour Average Air Concentration (Stack): N/A μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 2.76E-06 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 1.50E-05 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) N/A N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:3 Number of Release Sites: Release Activity: : 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT
Chemical ID: P-11-0181
SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES
SCENARIO #: 3 Number of Site s: RELEASE ACTIVITY Max ADR SIC-CODE DESCRIPTION: POTW's (All facilities) SIC-CODE (S): 4952 EX POSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg) 0.00 0.00

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 50 125.56 44.02 26.80 22.53 1.04E-03 2.95E-03 4.85E-03 5.77E-03 ALL 10 11.11 1.94 1.06 0.96 1.17E-02 6.70E-02 0.12 0.14

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 2.21E-11 2.50E-10 mg/kg/day 0.00 0.00 mg/kg/day
LADC pot 1.13E-09 1.28E-08 mg/L 0.00 0.00 mg/kg
Acute
ADR pot 2.47E-07 5.60E-06 mg/kg/day 0.00 0.00 mg/kg/day

SIC Code Comments:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 3 RELEASE ACTIVITY: : Max ADR RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): 0.00 μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 4.80E-06 μg/m 3 Max 24 Hour Average Air Concentration (Stack): 8.76E-03 μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 3.53E-10 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 1.92E-09 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) 1.61E-06 N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:4 Number of Release Sites: Release Activity: Max LADD 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT
Chemical ID: P-11-0181
SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES
SCENARIO #: 4 Number of Site s: RELEASE ACTIVITY: Max LADD SIC-CODE DESCRIPTION: POTW's (All facilities) SIC-CODE (S): 4952 EX POSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg) 0.00 0.00

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 50 125.56 44.02 26.80 22.53 N/A N/A N/A N/A
ALL 10 11.11 1.94 1.06 0.96 N/A N/A N/A N/A

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 2.21E-11 2.50E-10 mg/kg/day 0.00 0.00 mg/kg/day
LADC pot 1.13E-09 1.28E-08 mg/L 0.00 0.00 mg/kg
Acute
ADR pot N/A N/A mg/kg/day N/A N/A mg/kg/day

SIC Code Comments:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181

DRINKING WATER EXPOSURE ESTIMATES FROM LANDFILL RELEASES
SCENARIO #: 4 ACTIVITY: Max LADD RELEASE DESCRIPTION: EXPOSED POPULATION: Adult

NUMBER OF SITES NON-SLUDGE LANDFILL RELEASE AND DAYS OF RELEASE (kg/site/day)/(days) LANDFILLED SLUDGE 1 AND DAYS OF RELEASE (kg/site/day)/(days) MIGRATION DESCRIPTOR 2 ADSORPTION TO WASTEWATER SLUDGE (%) DRINKING WATER TREATMENT (%)

Rapid 0.00 0.00

1 Landfilled sludge equals the fraction adsorbed to wastewater treatment sludge times the surface water pre-treatment release.

2 Migration Descriptor Log Koc Groundwater Concentration (GWC) (mg/L per kg release) Negligible no migration None Negligible to slow > 4.5 3.21E-6 Slow <4.5 to 3.5 2.67E-5 Moderate <3.5 to 2.5 5.95E-5 Rapid <2.5 7.55E-5

ASSUMPTIONS Exposure Units Results ED (years) AT (years) BW (kg) IR (L/day) Cancer LADD pot (mg/kg/day) 7.66E-10 30.00 75.00 71.80 1.40 LADC pot (mg/L) 3.93E-08 30.00 75.00 NA NA

REMARKS:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 4 RELEASE ACTIVITY : Max LADD RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): N/A μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 4.80E-06 μg/m 3 Max 24 Hour Average Air Concentration (Stack): N/A μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 3.53E-10 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 1.92E-09 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) N/A N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:5 Number of Release Sites: Release Activity: 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT
Chemical ID: P-11-0181
SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES
SCENARIO #: 5 Number of Site s: RELEASE ACTIVITY Max ADR SIC-CODE DESCRIPTION: POTW's (All facilities) SIC-CODE (S): 4952 EX POSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg) 0.00 0.00

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 50 125.56 44.02 26.80 22.53 1.35E-03 3.86E-03 6.34E-03 7.55E-03 ALL 10 11.11 1.94 1.06 0.96 1.53E-02 8.76E-02 0.16 0.18

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 2.89E-11 3.27E-10 mg/kg/day 0.00 0.00 mg/kg/day
LADC pot 1.48E-09 1.68E-08 mg/L 0.00 0.00 mg/kg
Acute
ADR pot 3.23E-07 7.32E-06 mg/kg/day 0.00 0.00 mg/kg/day

SIC Code Comments:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 5 RELEASE ACTIVITY: : Max ADR RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): 0.00 μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 6.30E-06 μg/m 3 Max 24 Hour Average Air Concentration (Stack): 1.15E-02 μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 4.63E-10 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 2.52E-09 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) 2.11E-06 N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m2/11/11 page of

INITIAL REVIEW EXPOSURE REPORT

Chemical ID: P-11-0181 Assessor: Wong/SS
ENVIRONMENTAL RELEASES
Scenario#:6 Number of Release Sites: Release Activity: : Max LADD 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:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT
Chemical ID: P-11-0181
SIC-CODE BASED HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES
SCENARIO #: 6 Number of Site s: RELEASE ACTIVITY: Max LADD SIC-CODE DESCRIPTION: POTW's (All facilities) SIC-CODE (S): 4952 EX POSED POPULATION: Adult

WWT REMOVAL (%) RELEASE DAYS PRETREATMENT RELEASE (kg/site/day) POSTTREATMENT RELEASE (kg/site/day) DWT (%) BCF (L/kg) 0.00 0.00

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 50 125.56 44.02 26.80 22.53 N/A N/A N/A N/A
ALL 10 11.11 1.94 1.06 0.96 N/A N/A N/A N/A

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 2.89E-11 3.27E-10 mg/kg/day 0.00 0.00 mg/kg/day
LADC pot 1.48E-09 1.68E-08 mg/L 0.00 0.00 mg/kg
Acute
ADR pot N/A N/A mg/kg/day N/A N/A mg/kg/day

SIC Code Comments:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181

DRINKING WATER EXPOSURE ESTIMATES FROM LANDFILL RELEASES
SCENARIO #: 6 ACTIVITY: Max LADD RELEASE DESCRIPTION: EXPOSED POPULATION: Adult

NUMBER OF SITES NON-SLUDGE LANDFILL RELEASE AND DAYS OF RELEASE (kg/site/day)/(days) LANDFILLED SLUDGE 1 AND DAYS OF RELEASE (kg/site/day)/(days) MIGRATION DESCRIPTOR 2 ADSORPTION TO WASTEWATER SLUDGE (%) DRINKING WATER TREATMENT (%)

Rapid 0.00 0.00

1 Landfilled sludge equals the fraction adsorbed to wastewater treatment sludge times the surface water pre-treatment release.

2 Migration Descriptor Log Koc Groundwater Concentration (GWC) (mg/L per kg release) Negligible no migration None Negligible to slow > 4.5 3.21E-6 Slow <4.5 to 3.5 2.67E-5 Moderate <3.5 to 2.5 5.95E-5 Rapid <2.5 7.55E-5

ASSUMPTIONS Exposure Units Results ED (years) AT (years) BW (kg) IR (L/day) Cancer LADD pot (mg/kg/day) 1.00E-09 30.00 75.00 71.80 1.40 LADC pot (mg/L) 5.13E-08 30.00 75.00 NA NA

REMARKS:2/11/11 page of

INITIAL REVIEW EX POSURE REPORT Chemical ID: P-11-0181
INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)
SCENARIO #: 6 RELEASE ACTIVITY : Max LADD RELEASE DESCRIPTION: METHOD OF CALCULATION: Screen3 EXPOSED POPULATION: Adult

Number of Sites: Per Site Fugitive Release: kg/site/day Fugitive Release Days per Year: days % Removal via Fugitive Release: % Total Fugitive Release: kg/yr Max Annual Average Air Concentration (Fugitive): 0.00 μg/m 3

Max 24 Hour Average Air Concentration(Fugitive): N/A μg/m 3

Per Site Stack Release: kg/site/day Stack Release Days per Year: days % Removal via Stack Release: % Total Stack Release: kg/yr Max Annual Average Air Concen tration (Stack): 6.30E-06 μg/m 3 Max 24 Hour Average Air Concentration (Stack): N/A μg/m 3

ASSUMPTIONS Exposure Units Results (Stack) Results (Fugitive) ED (years) AT (years) BW (kg) Inh. Rate (m 3 /hr) Cancer LADD pot (mg/kg/day) 4.63E-10 N/A 30.00 75.00 71.80 0.55 LADC pot (mg/m 3 ) 2.52E-09 N/A 30.00 75.00 NA NA Acute ADR pot

(mg/kg/day) N/A N/A NA 1 day 71.80 0.55

Inhalation Comments:2/11/11 page of

Stack Parameter Data Fugitive Parameter Data Stack Height 10.00 m Release Height: N/A
Inside Stack Diameter: 0.10 m Length of Release Opening: N/A

Stack Gas Exit Velocity: 0.10 m/sec Width of Release Opening: N/A

Stack Gas Temperature: 293.00 K

Meteorological and Terrain Information:
Surrounding Land Use: Rural Terrain Height: 0.00 m Distance to Residence of Interest: 100.00 m Meteorological Class: Full Stability Class: NA Wind Speed: NA

Downwash Information:
Facility Length: NA m Facility Width: NA m Facility Height: NA m

# A-004 TSCA Section 5(e) Consent Order and Determinations Supporting Consent Order for PMN P-11-181