INITIAL REVIEW EXPOSURE REPORT

SANITIZED

Chemical ID: Assessor: 

ENVIRONMENTAL RELEASES

Scenario#: 1 Number of Release Sites: 1

Release Activity:

Release Description: WATER LANDFILL STACK FUGITIVE

Total Releases: 0.10 12.29 5.00E-02 0.00

(kg/yr) (kg/yr)

Non-sludge/Sludge

(kg/yr) (kg/yr)

Release Days/yr: 1.00 1.00/1.00 1.00 0.00

Per Site Release: 0.10 12.20/9.15E-02 5.00E-02 0.00

(kg/site/day) (kg/site/day) (kg/site/day) (kg/site/day)

Remarks:
 INITIAL REVIEW EXPOSURE REPORT

CHEMICAL ID: 

SITE-SPECIFIC HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 1 RELEASE ACTIVITY: 

FACILITY NAME: MWRDGC STICKNEY WRP

FACILITY LOCATION: CICERO IL 60650

RECEIVING WATER NAME: CHICAGO SHIP CANAL

REACH NUMBER: 07120004009 FACILITY ON REACH: Yes DISCHARGE TYPE: Direct

NPDES PERMIT #: IL0028053 EXPOSED POPULATION: Adult

WWT REMOVAL

(%)

RELEASE

DAYS

PRE-TREAT RELEASE 

(kg/site/day)

POST-TREAT RELEASE 

(kg/site/day)

DWT

%

BCF

(L/kg)

98.00 1.00 0.10 2.00E-03 0.00 146.60

AQUATIC EXPOSURE ESTIMATES - SURFACE WATER

FLOW DESCRIPTOR Harmonic Mean 30Q5 7Q10 1Q10 PLANT

FLOW (MLD) 4733.21 4271.30 3054.49 3054.49 NA

CONCENTRATION (μg/L) 4.23E-04 4.68E-04 6.55E-04 6.55E-04 NA

DRINKING WATER INGESTION AND FISH INGESTION EXPOSURE ESTIMATES

Exposure Units

Drinking 

Water Results

Drinking 

Water Units

Fish Ingestion 

Results

Fish Ingestion 

Units

Cancer

LADDpot (mg/kg/day) 9.03E-12 mg/kg/day 5.67E-12 mg/kg/day

LADCpot (mg/L) 4.63E-10 mg/L 6.79E-08 mg/kg

Acute

ADRpot (mg/kg/day) 3.91E-08 mg/kg/day 1.11E-07 mg/kg/day

Surface Water Comments: 
INITIAL REVIEW EXPOSURE REPORT

CHEMICAL ID: 

SITE-SPECIFIC HUMAN AND AQUATIC EXPOSURES TO SURFACE WATER RELEASES

SCENARIO #: 1 RELEASE ACTIVITY: 

FACILITY NAME: MWRDGC STICKNEY WRP

FACILITY LOCATION: CICERO IL 60650

RECEIVING STREAM NAME: CHICAGO SHIP CANAL

REACH NUMBER: 07120004009 FACILITY ON REACH: Yes DISCHARGE TYPE: Direct

NPDES PERMIT NUMBER: IL0028053 GAGING STATION ID: N/A

GAGING STATION

PERIOD OF RECORD:N/A

GAGING STATION

NUMBER OBSERVATIONS: N/A

NUMBER STATIONS ON REACH: 

N/A

MEAN FLOW(MLD): 3635.95 7q10 FLOW(MLD): 3054.49 EFFLUENT FLOW(MLD):3054.49

RESULTS

COC 

(μg/L)

Percent of Year 

COC Exceeded

Number of Days 

COC Exceeded

Release days/year Pre-treatment 

Loading 

(kg/site/day)

Waste Water 

Treatment (%)

15.00 0 0 1 0.10 98.00

29.00 0 0 1 0.10 98.00

249.00 0 0 1 0.10 98.00
INITIAL REVIEW EXPOSURE REPORT

CHEMICAL ID:

INHALATION EXPOSURE ESTIMATES (POST-TREATMENT)

SCENARIO #:1 RELEASE ACTIVITY:

RELEASE DESCRIPTION:

METHOD OF CALCULATION:Screen3

EXPOSED POPULATION:Adult

Number of Sites: 1

Per Site Fugitive Release: NA kg/site/day

Fugitive Release Days per Year: NA days

% Removal via Fugitive Release: 0.00 %

Total Fugitive Release: NA kg/yr

Max Annual Average Air Concentration (Fugitive): 0.00 μg/m3

Max 24 Hour Average Air Concentration (Fugitive): 0.00 μg/m3

Per Site Stack Release: 5.00E-02 kg/site/day

Stack Release Days per Year: 1.00 days

% Removal via Stack Release: 0.00 %

Total Stack Release: 5.00E-02 kg/yr

Max Annual Average Air Concentration (Stack): 1.85E-04 μg/m3

Max 24 Hour Average Air Concentration (Stack): 0.34 μg/m3

Exposure Units Results

(Stack)

Results

(Fugitive)

ASSUMPTIONS

ED

(years)

AT

(years)

BW

(kg)

Inh. Rate 

(m3/hr)

Cancer

LADDpot (mg/kg/day) 1.36E-08 0.00 30.00 75.00 71.80 0.55

LADCpot (mg/m3) 7.40E-08 0.00 30.00 75.00 NA NA

Acute

ADRpot (mg/kg/day) 6.20E-05 0.00 NA 1 day 71.80 0.55

Inhalation Comments: 
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