Final 06/08/07

INITIAL REVIEW EXPOSURE REPORT

Case Number: P070453 Assessor: Sherer

ENVIRONMENTAL RELEASES

Scenario#: 1 Number of Release Sites: 

Release Activity:

Release Description: WATER LANDFILL INCINER LAND/INCIN FUGITIVE

Total Releases: 5.31 3.00 3.00 0.00 0.99

(kg/yr) (kg/yr) (kg/yr) (kg/yr) (kg/yr)

Release Days/yr: 20. 20. 

Per Site Release: 6.64E-02 0.75 0.75 0.00 1.24E-02

(kg/day) (kg/yr) (kg/yr) (kg/yr) (kg/day)

Remarks: Two releases are to water or air or incineration or landfill. Two releases are to water or

incineration or landfill. 

Water release assume sum of five releases. Landfill and incineration releases assume sum

of four releases. Fugitive release assumes sum of two releases.

Landfill, incineration and fugitive releases are below threshold of concern.

Consumer use expected?
INITIAL REVIEW EXPOSURE REPORT

CASE NUMBER:P070453

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

SCENARIO #:1 RELEASE ACTIVITY:

SIC-CODE DESCRIPTION:

SIC-CODE (S): EXPOSED POPULATION:Adult

WASTE WATER

TREATMENT REMOVAL 

(%)

COC

(μg/L)

RELEASE

DAYS

PRE-TREATMENT

RELEASE 

(kg/day)

POST-TREATMENT

RELEASE 

(kg/day)

BCF

(L/kg)

50. 20.00 20. 0.0664 3.32E-02 3.16

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT

TYPE

% ILE

FACILITY

STREAM FLOW (MLD) STREAM CONC. (:g/l)

Harmonic

MEAN 30Q5 7Q10 1Q10

Harmonic

MEAN 30Q5 7Q10 1Q10

ALL 50 311.58 116.44 75.70 61.91 0.11 0.29 0.44 0.54

ALL 10 32.75 11.98 7.19 5.98 1.01 2.77 4.62 5.55

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 4.55E-08 4.33E-07 mg/kg/day 6.17E-10 5.87E-09 mg/kg/day

LADCpot 2.34E-06 2.22E-05 mg/L 7.38E-06 7.02E-05 mg/kg

Chronic Non-Cancer

ADDpot 1.14E-07 1.08E-06 mg/kg/day 1.54E-09 1.47E-08 mg/kg/day

ADCpot 5.84E-06 5.55E-05 mg/L 1.84E-05 1.76E-04 mg/kg

Acute

ADRpot 2.38E-05 2.32E-04 mg/kg/day 6.05E-07 5.76E-06 mg/kg/day
INITIAL REVIEW EXPOSURE REPORT

CASE NUMBER: P070453

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 1 RELEASE ACTIVITY:

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC (:g/L) % yr exceeded Days/yr

exceeded

Release

days/year

Loading

(kg/site/day)

Waste Water

Treatment (%)

High/Avg

Analysis

20.00 2.30E-02 8.39E-02 20 6.64E-02 50.00 High
INITIAL REVIEW EXPOSURE REPORT

Case Number: P070453 Assessor: Sherer

ENVIRONMENTAL RELEASES

Scenario#: 2 Number of Release Sites: 

Release Activity:

Release Description: WATER LANDFILL INCINER LAND/INCIN FUGITIVE

Total Releases: 2.46 2.46 2.46 0.00 0.48

(kg/yr) (kg/yr) (kg/yr) (kg/yr) (kg/yr)

Release Days/yr: 250. 250. 

Per Site Release: 8.20E-04 0.20 0.20 0.00 1.60E-04

(kg/day) (kg/yr) (kg/yr) (kg/yr) (kg/day)

Remarks: One releases is to water or air or incineration or landfill. Two releases are to water or

incineration or landfill. 

Water, landfill, and incineration releases assume sum of three releases. 

Landfill, incineration, and fugitive releases are below threshold of concern.

 
INITIAL REVIEW EXPOSURE REPORT

CASE NUMBER:P070453

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

SCENARIO #:2 RELEASE ACTIVITY:

SIC-CODE DESCRIPTION:

SIC-CODE (S): EXPOSED POPULATION:Adult

WASTE WATER

TREATMENT REMOVAL 

(%)

COC

(μg/L)

RELEASE

DAYS

PRE-TREATMENT

RELEASE 

(kg/day)

POST-TREATMENT

RELEASE 

(kg/day)

BCF

(L/kg)

50. 20.00 250. 0.00082 4.10E-04 3.16

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

PLANT

TYPE

% ILE

FACILITY

STREAM FLOW (MLD) STREAM CONC. (:g/l)

Harmonic

MEAN 30Q5 7Q10 1Q10

Harmonic

MEAN 30Q5 7Q10 1Q10

ALL 50 311.58 116.44 75.70 61.91 1.32E-03 3.52E-03 5.42E-03 6.62E-03

ALL 10 32.75 11.98 7.19 5.98 1.25E-02 3.42E-02 5.70E-02 6.86E-02

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 7.03E-09 6.69E-08 mg/kg/day 9.52E-11 9.06E-10 mg/kg/day

LADCpot 3.61E-07 3.43E-06 mg/L 1.14E-06 1.08E-05 mg/kg

Chronic Non-Cancer

ADDpot 1.76E-08 1.67E-07 mg/kg/day 2.38E-10 2.26E-09 mg/kg/day

ADCpot 9.01E-07 8.57E-06 mg/L 2.85E-06 2.71E-05 mg/kg

Acute

ADRpot 2.94E-07 2.86E-06 mg/kg/day 7.47E-09 7.11E-08 mg/kg/day
INITIAL REVIEW EXPOSURE REPORT

CASE NUMBER: P070453

SIC CODE EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 2 RELEASE ACTIVITY:

SIC CODE DESCRIPTION:

ASSOCIATED SIC CODES:

SIC CODE RESULTS

COC (:g/L) % yr exceeded Days/yr

exceeded

Release

days/year

Loading

(kg/site/day)

Waste Water

Treatment (%)

High/Avg

Analysis

20.00 0.00 0 250 8.20E-04 50.00 High