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PUBLIC HEALTH ASSESSMENT

YEOMAN CREEK AND EDWARDS FIELD LANDFILLS
WAUKEGAN, LAKE COUNTY, ILLINOIS


APPENDIX A. FIGURES

Figure 1
Figure 1. Locations of the Yeoman Creek and Edwards Field Landfills

Figure 2
Figure 2. Leachate flow at the two landfills

Figure 3
Figure 3. Drainage pathways and seeps at the two landfills



APPENDIX B. TABLES



Table 1.

Chemicals in soil gas at the Yeoman Creek and Edwards Field Landfills (ICF Kaiser, undated).
ChemicalEdwards
Field Landfill
(mg/m3)
Yeoman
Creek Landfill
(mg/m3)
Benzene
N.D.-0.063
N.D.-0.413
Ethyl benzene
N.D.-0.456
N.D.-1.6
Trichloroethane (total)
N.D.
N.D.-0.067
Xylenes
N.D.-0.256
N.D.-0.867



Table 2.

Chemicals in on-site leachate wells, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalEdwards Field Landfill
(ppb)
Yeoman Creek Landfill
(ppb)
Volatile Organic Compounds

Benzene
13-21
48-67
Chloroethane
N.D.-3
N.D.-7
Methylene chloride
N.D.-1
N.D.-52
Tetrachloroethene
N.D.-3
N.D.
Toluene
N.D.-190
9-2,200
Tetrachloroethene
N.D.-3
N.D.
Semi-volatile Organic Compounds

Butylbenzyl phthalate
N.D.-5
N.D.-8
4-Chloro-3-methylphenol
N.D.
N.D.-23
1,4-Dichlorobenzene
N.D.-9
8-14
1,2-Dichloroethane
N.D.-3
N.D.
bis(2-Ethylhexyl) phthalate
N.D.-22
N.D.-5
2-Methylnaphthalene
N.D.-3
N.D.-7

(continued)

-- = Data not available.
N.D. = Not detected.
ppb = Parts per billion.

Table 2, continued.

Chemicals in on-site leachate wells, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalEdwards Field Landfill
(ppb)
Yeoman Creek Landfill
(ppb)
4-Methyl-2-pentanone
N.D.
N.D.-100
2-Methylphenol
N.D.
N.D.-9
4-Methylphenol
N.D.-250
N.D.-450
Naphthalene
2-21
19-40
PCBs
N.D.-0.5
N.D.-190.5
Inorganic Elements

Arsenic
4.7-9.6
N.D.-27.6
Barium
263-789
135-677
Cadmium
N.D.-8.3
N.D.-7.1
Chromium
7.1-27.5
8.7-123
Cobalt
N.D.-13.9
8-31.5
Lead
33.4-132
27.3-953
Manganese
205-327
251-1,120
Nickel
17.4-34.2
22.5-118
Vanadium
N.D.-7.2
N.D.-49.3

-- = Data not available.
N.D. = Not detected.
ppb = Parts per billion.



Table 3.

Chemicals of concern in on- and off-site shallow monitoring wells, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalOn-site Edwards
Field Landfill
(ppb)
On-site Yeoman
Creek Landfill
(ppb)
Off-site East of
Yeoman Creek
Landfill (ppb)
Background
Wells
(ppb)
Comparison
Value
(ppb)
Source of
Comparison
Value
Volatile Organic Compounds





Benzene
N.D.
N.D.-20
N.D.
N.D.
1
CREG
Methylene chloride
N.D.-6
N.D.-1
N.D.
N.D.
5; 600
CREG; EMEG
Vinyl chloride
N.D.-2
N.D.-3
N.D.
N.D.
*; 0.2
EMEG
Semi-volatile Organic Compounds





Bis(2-ethylhexyl) phthalate
N.D.
N.D.-6
N.D.
N.D.
3; 200
CREG; RMEG
Pentachlorophenol
N.D.
N.D.-2
N.D.
N.D.
0.3; 10
CREG; iEMEG
Inorganic Elements





Antimony
N.D.
N.D.-30.1
N.D.
N.D.
4
RMEG
Arsenic
N.D.-33.6
N.D.-28.6
11.5-22.2
N.D.-5.6
0.02; 3
CREG; RMEG
Barium
57.5-901
67.6-514
741-1,430
135-155
700
EMEG
Beryllium
N.D.-2.5
N.D.-3.8
N.D.-2.4
N.D.-2.4
0.008; 50
CREG; RMEG
Chromium
N.D.-69.2
N.D.-123
N.D.-60.2
N.D.-100
*; 50
RMEG
Cobalt
N.D.-25.7
N.D.-38.5
9.4-31.5
N.D.
--
--
Lead
N.D.-61.4
N.D.-103
N.D.-48.5
N.D.-4.4
*; 15
MCL**
Manganese
15.9-1,700
105-2,860
1,120-2,260
69.7-319
50
RMEG
Nickel
N.D.-73.9
N.D.-156
19.1-86.5
18.4-52.5
*; 200
RMEG
Vanadium
N.D.-74
N.D.-99.2
16-70.9
N.D.-9.9
30
iEMEG

* = possible carcinogen with no cancer slope factor from which to derive CREG.
MCL** = USEPA drinking water "action level" for public water supplies.
-- = Data not available. N.D. = Not detected.
ppb = Parts per billion. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.



Table 4.

Chemicals of concern in on- and off-site deep monitoring wells, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalOn-site Edwards
Field Landfill
(ppb)
On-site Yeoman
Creek Landfill
(ppb)
Off-site East of
Yeoman Creek
Landfill (ppb)
Background
Wells
(ppb)
Comparison
Value
(ppb)
Source of
Comparison
Value
Volatile Organic Compounds





Benzene
N.D.
N.D.
N.D.-3
N.D.
1
CREG
Semi-volatile Organic Compounds





bis(2-Ethylhexyl)phthalate
N.D.-2
N.D.-6
N.D.
N.D.
3
CREG
Pentachlorophenol
N.D.
N.D.-3
N.D.
N.D.
0.3; 10
CREG; iEMEG
Inorganic Elements





Arsenic
N.D.-10.2
N.D.-34.8
N.D.-5.8
N.D.-12.5
0.02; 3
CREG; EMEG
Barium
49.5-734
76.6-626
195-1160
128-209
700
RMEG
Beryllium
N.D.
N.D.-5.2
N.D.
N.D.-1.3
0.008; 50
CREG; RMEG
Chromium
N.D.-40.1
N.D.-251
N>D.-27.3
57.9-199
*; 50
RMEG
Cobalt
N.D.
N.D.-69.7
N.D.-9.4
N.D.-19.4
--
--
Lead
N.D.-4.3
N.D.-132
N.D.-16.3
4.9-25.2
*; 15
MCL**
Manganese
20.7-210
9.1-3,260
6-299
25.3-83
50
RMEG
Nickel
N.D.-22.9
12.2-775
N.D.-20.2
46.4-160
*; 200
RMEG
Vanadium
18.1-41
N.D.-15
N.D.-149
N.D.-7
30
iEMEG

* = possible carcinogen with no cancer slope factor from which to derive CREG.
MCL** = USEPA drinking water "action level" for public water supplies.
N.D. = Not detected. -- = Data not available.
ppb = Parts per billion. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.



Table 5.

Chemicals of potential concern in on-site surface leachate seep soil, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalYeoman Creek
Landfill
(ppm)
Edwards Field
Landfill
(ppm)
Comparison
Value
(ppm)
Source of
Comparison
Value
Illinois1
Soil Background
(ppm)
Eastern U.S.2
Background Soil
(includes IL; ppm)
Semi-volatile Organic
Compounds






Benz(a)anthracene
N.D.
0.63-3.6
*

NA

NA

NA

Benzo(b)fluoranthene
N.D.
1.8-9.6
*

NA

NA

NA
Benzo(k)fluoranthene
N.D.
1.8-9.6
*

NA

NA

NA

Benzo(g,h,i)perylene
N.D.
N.D.-0.47
--
--

NA

NA

Benzo(a)pyrene
N.D.
0.55-1.8
0.1
CREG

NA

NA

Chrysene
N.D.
0.66-3.0
*

NA

NA

NA

Dibenzofuran
N.D.
N.D.-0.54
--
--

NA

NA

1,4-Dichlorobenzene
N.D.-0.46
N.D.-0.075
*
--

NA

NA

Indeno(1,2,3-c,d)pyrene
N.D.
N.D.-0.48
*

NA

NA

NA

2-Methylnaphthalene
N.D.-0.18
N.D.-0.13
--
--

NA

NA

4-Methylphenol
N.D.
N.D.-0.096
*
--

NA

NA

Phenanthrene
N.D.-0.15
0.57-9.4
--
--

NA

NA

PCBs
2.88-90
N.D.
0.09; 0.04
CREG; EMEG

NA

NA

Inorganic Elements





Arsenic
6.2-8.7
4.9-17.8
0.4; 0.6
CREG; EMEG
N.D.-24
N.D.-73
Barium
100-805
12.7-93.5
100
RMEG
N.D.-1,720
10-1,500
Cadmium
1.3-2.9
N.D.-1.5
*; 1
EMEG
N.D.-8.2
--
Chromium
17.3
8.3-33.4
*; 10
RMEG
N.D.-151
1-1,000
Cobalt
N.D.-4.5
2.3-16.9
--
--
0.9-32
N.D.-70
Lead
43.6-127
39.3-427
*

4.7-647
N.D.-300
Manganese
427-772
294-542
300
RMEG
61.5-5,510
N.D.-7,000
Nickel
N.D.-26
4.9-40.5
*; 40
RMEG
N.D.-135
N.D.-700
Vanadium
19.2-22.4
6.4-37.1
6
iEMEG
N.D.-80
N.D.-300

* = possible carcinogen with no cancer slope factor from which to derive CREG
N.D. = Not detected. -- = Data not available.
ppm = Parts per million. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.
1IEPA, 1994; 2Shacklette and Boerngen, 1984.
NA = Not Available or Not Applicable



Table 6.

Chemicals of potential concern in on- and off-site sediments, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalYeoman
Creek
Background
(ppm)
Yeoman Creek,
Yeoman Creek
Landfill
(ppm)
Yeoman Creek,
Downstream from
Yeoman Creek
Landfill (ppm)
Yeoman Creek,
Edwards Field
Landfill
(ppm)
Yeoman Creek
Downstream of
Edwards Field
Landfill (ppm)
On-site Marsh,
Edwards Field
Landfill
(ppm)
Off-site
Marsh
(ppm)
Comparison
Value
(ppm)
Source of
Comparison
Value
Illinois1
Soil
Background
(ppm)
Eastern U.S.2
Background
Soil (includes
Illinois; ppm)
Semi-volatile
Organic Compounds











Acenaphthylene
N.D.
N.D.
N.D.
N.D.
N.D.
N.D.-0.071
N.D.
--
--

NA

NA

Benz(a)anthracene
N.D.-1.5
0.54-2.3
1.0-1.8
N.D.-1.9
N.D.-0.49
0.37-6.9
0.094
*
--

NA

NA

Benzo(b)fluoranthene
0.081-3.6
1.5-3.7
2.5-3.9
0.93-3.6
0.14-0.93
0.73-30
0.21-0.56
*
--

NA

NA

Benzo(k)fluoranthene
N.D.-3.6
1.5-3.7
2.5-3.9
0.93-3.6
0.14-0.93
0.73-30
0.21-0.56
*
--

NA

NA

Benzo(g,h,i)perylene
N.D.-0.61
N.D.-0.87
0.85-1.1
N.D.-1.1
N.D.-0.24
N.D.-3.9
N.D.-0.15
--
--

NA

NA

Benzo(a)pyrene
0.056-1.6
0.53-1.6
1.0-1.6
0.39-1.8
0.041-0.42
0.28-8.2
0.073-0.19
0.1
CREG

NA

NA

Chrysene
0.096-1.6
0.67-2.1
1.3-2.2
0.51-2.4
0.085-0.6
0.29-10
0.13-0.32
*

NA

NA

NA

Dibenz(a,h)anthracene
N.D.-0.31
N.D.-0.29
0.19-0.26
N.D.-0.28
N.D.
N.D.-0.85
N.D.
*

NA

NA

NA

Dibenzofuran
N.D.-0.095
N.D.-0.17
N.D.-0.21
N.D.-0.11
N.D.-0.039
N.D.-0.48
N.D.
--
--

NA

NA

Indeno(1,2,3-c,d) pyrene
N.D.-0.69
0.44-0.8
0.85-1.1
0.18-1.0
N.D.-0.23
N.D.-3.2
N.D.-0.12
*

NA

NA

NA

2-Methylnaphthalene
N.D.
N.D.-0.65
N.D.-0.64
N.D.
N.D.
N.D.
N.D.
--
--

NA

NA

2-Nitrophenol
N.D.
N.D.
N.D.
N.D.
N.D.
N.D.-0.49
N.D.
--
--

NA

NA

Pentachlorophenol
N.D.
N.D.
N.D.
N.D.
N.D.-2.3
N.D.-0.11
N.D.
6; 2
CREG;iEMEG

NA

NA

Phenanthrene
0.2-2.3
0.68-2.8
0.8-3.4
0.3-2.9
N.D.-0.81
0.24-12
N.D.-0.15
--
--

NA

NA

PCBs
N.D.
N.D.-82
N.D.-9.1
N.D.-11
N.D.-0.96
N.D.
N.D.
0.09; 0.04
CREG; EMEG

NA

NA

Inorganic Elements










Arsenic
4.4-8.9
4.1-8.1
5.7-8
5.4-8.6
3.5-7.7
11.5-19.2
8.5-11.2
0.4; 0.6
CREG; EMEG
N.D.-24
N.D.-73
Barium
40.1-198
32.9-56.5
52.6-73.4
48.4-176
19.5-31.1
44.6-132
76.9-87.8
100
RMEG
N.D.-1,720
10-1,500
Cadmium
N.D.
N.D.-2.1
N.D.
N.D.
N.D.-1.3
1.5-8.3
N.D.
*;1
EMEG
N.D.-8.2
--
Chromium
9.1-31.1
11.8-26.7
13.7-21.4
15.3-33.8
6.2-12.9
17-72.4
202-205
*; 10
RMEG
N.D.-151
1-1,000
Cobalt
5-14
5.5-10.2
4.2-8.3
6.2-10.1
3.6-6.7
5.6-13.4
10.1-10.3
--
--
0.9-32
N.D.-70
Lead
11.4-63.4
70.2-257
70.4-129
70.7-188
12.8-96.5
180-1,050
87.4-92.4
*

NA

4.7-647
N.D.-300
Manganese
317-1540
371-903
159-375
284-666
357-952
340-550
392-423
300
RMEG
61.5-5,510
N.D.-7,000
Nickel
17.4-35.6
12.3-27.5
15-23.7
20.6-50.6
9.4-21.3
28.4-120
29.9-32.2
*; 40
RMEG
N.D.-135
N.D.-700
Vanadium
21.8-36
10.7-25.7
17.3-27.4
20.6-43.4
13.7-20.1
14.4-44.4
35.7-38.4
6
iEMEG
N.D.-80
N.D.-300
Zinc
36.9-276
128-377
135-221
149-454
40.4-1,770
152-874
162-199
600
iEMEG
N.D.-798
N.D.-2,900

* = possible carcinogen with no cancer slope factor from which to derive CREG; N.D. = Not detected; -- = Data not available; ppm = Parts per million; CREG = Cancer Risk Evaluation Guide. RMEG = Reference Dose Media Evaluation Guide.
EMEG = Environmental Media Evaluation Guide; iEMEG = Intermediate EMEG; 1IEPA, 1994; 2Shacklette and Boerngen, 1984. NA = Not Avaliable or Not Applicable



Table 7.

Chemicals of potential concern in background and off-site perimeter surface soils at Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalBackground
(ppm)
Edwards Field
Landfill
(ppm)
Yeoman Creek
Landfill
(ppm)
Comparison
Value
(ppm)
Source of
Comparison
Value
Illinois Soil1
Background
(ppm)
Eastern U.S.2
Background
Soil (includes
IL; ppm)
Benz(a)anthracene
0.095-0.098
0.15-1.4
N.D.-0.72
*

NA

NA

NA

Benzo(b)fluoranthene
0.14-0.22
0.48-3.3
N.D.-0.65
*

NA

NA

NA

Benzo(k)fluoranthene
0.14-0.22
0.48-3.3
N.D.-0.65
*

NA

NA

NA

Benzo(g,h,i)perylene
N.D.
N.D.-1.0
N.D.-0.27
--
--

NA

NA

Benzo(a)pyrene
0.071-0.1
0.2-1.4
N.D.-0.82
0.1
CREG

NA

NA

Chrysene
0.11
0.22-1.7
N.D.-0.94
*

NA

NA

NA

Dibenz(a,h)anthracene
N.D.
N.D.-0.16
N.D.-0.097
*

NA

NA

NA

Indeno(1,2,3-cd)pyrene
N.D.
N.D.-1.3
N.D.-0.71
*

NA

NA

NA

Phenanthrene
0.2-0.29
N.D.-0.66
0.16-1.5
--
--

NA

NA

Pesticides/PCBs






Dieldrin
N.D.
N.D.
N.D.-0.52
0.04; 0.1
CREG; EMEG

NA

NA

PCBs
N.D.
N.D.-2
N.D.-3.4
0.09; 0.04
CREG; EMEG

NA

NA

Inorganic Elements






Antimony
N.D.
N.D.
N.D.-13.4
0.8
RMEG
0.18-8.6
--
Arsenic
5.8-17
5.7-18.1
5-9.1
0.4; 0.6
CREG; EMEG
N.D.-24
N.D.-73
Barium
89.5-109
18.6-124
52.6-142
100
RMEG
N.D.-1,720
10-1,500
Beryllium
0.83-1.4
N.D.
N.D.-1.3
0.2; 10
CREG; RMEG
N.D.-9.9
N.D.-7
Chromium
15-21.3
6.4-25.2
18.2-32.4
*; 10
RMEG
N.D.-151
1-1,000
Cobalt
8.4-12.2
5.2-10.4
N.D.-11.2
--
--
0.9-32
N.D.-70
Manganese
345-799
437-664
203-646
300
RMEG
61.5-5,510
N.D.-7,000
Vanadium
25.4-29.4
11-29.8
23.1-38.6
6
iEMEG
N.D.-80
N.D.-300

* = possible carcinogen with no cancer slope factor from which to derive CREG
N.D. = Not detected. -- = Data not available.
ppb = Parts per billion. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.
1IEPA, 1994; 2Shacklette and Boerngen, 1984.
NA = Not Available or Not Applicable



Table 8a.

Chemicals of concern in on- and off-site surface water, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated)
ChemicalYeoman Creek
Background
(ppm)
Yeoman Creek,
Yeoman Creek
Landfill
(ppm)
Yeoman Creek,
Downstream
from Yeoman
Creek Landfill
(ppm)
Yeoman Creek,
Edwards Field
Landfill
(ppm)
Comparison
Value
(ppm)
Source of
Comparison
Value
Volatile Organic Compounds





Acetone
N.D.
N.D.-990
N.D.
N.D.-640
1000
EMEG
Bromodichloromethane
N.D.
N.D.-2
N.D.
N.D.
0.6; 200
CREG; EMEG
Methylene chloride
N.D.
N.D.-49
N.D.
N.D.-140
5; 140
CREG; EMEG
Semi-volatile Organic Compounds





Chrysene
N.D.
N.D.
N.D.
N.D.
*
--
bis(2-Ethylhexyl) phthalate
N.D.
N.D.-57
N.D.
N.D.
3; 200
CREG; RMEG
Pentachlorophenol
N.D.
N.D.
N.D.
N.D.
0.3; 10
CREG; iEMEG
Phenanthrene
N.D.
N.D.
N.D.
N.D.
--
--
PCBs
N.D.
N.D.
N.D.
N.D.-0.5
0.005; 0.2
CREG; EMEG
Inorganic Elements





Antimony
N.D.
N.D.
N.D.
N.D.
4
RMEG
Arsenic
N.D.
N.D.-4.1
N.D.
N.D.
0.02; 3
CREG; EMEG
Beryllium
N.D.
N.D.
N.D.
N.D.
0.008; 50
CREG; RMEG
Cadmium
N.D.
N.D.
N.D.
N.D.
*; 7
EMEG
Chromium
N.D.
N.D.-7.8
N.D.
N.D.
*; 50
RMEG
Cobalt
N.D.
N.D.
N.D.
N.D.
--
--
Lead
N.D.-16.4
N.D.-3.4
N.D.-6.1
N.D.-3.9
*; 15
MCL**
Manganese
33.2-89.8
61.2-258
73.6-283
83.7-225
50
RMEG
Nickel
N.D.
N.D.
N.D.
N.D.-8.4
*; 200
RMEG
Vanadium
N.D.
N.D.-6
N.D.
N.D.
30
RMEG
Zinc
N.D.-11.9
N.D.-66.5
N.D.-46.3
N.D.-46
3000
RMEG

* = possible carcinogen with no cancer slope factor from which to derive CREG
** = USEPA drinking water "action level" for public water supplies
N.D. = Not detected. -- = Data not available.
ppm = Parts per million. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.



Table 8b.

Chemicals of concern in on- and off-site surface water, Edwards Field and Yeoman Creek Landfills (ICF Kaiser, undated).
ChemicalYeoman Creek
Downstream
of Edwards
Field Landfill
(ppm)
On-site Marsh,
Edwards Field
Landfill
(ppm)
Off-site Marsh
(ppm)
Comparison
Value
(ppm)
Source of
Comparison
Value
Volatile Organic Compounds




Acetone
N.D.-230
N.D.-29
N.D.-19,000
1000
RMEG
Bromodichloromethane
N.D.-1
N.D.
N.D.
0.6; 200
CREG; EMEG
Methylene chloride
N.D.
N.D.
N.D.-59
5; 600
CREG; EMEG
Semi-volatile Organic Compounds




Chrysene
N.D.
N.D.-2
N.D.
*
--
bis(2-Ethylhexyl) phthalate
N.D.
N.D.
N.D.-4
3; 200
CREG; EMEG
Pentachlorophenol
N.D.-3
N.D.
N.D.
0.3; 10
CREG; iEMEG
Phenanthrene
N.D.
N.D.-2
N.D.
--
--
PCBs
N.D.
N.D.
N.D.
0.005; 0.2
CREG; EMEG
Inorganic Elements




Antimony
N.D.
N.D.-6.25
N.D.
4
RMEG
Arsenic
N.D.-3.3
N.D.-10.9
N.D.-4.9
0.02; 3
CREG; EMEG
Beryllium
N.D.
N.D.-7.9
N.D.
0.008; 50
CREG; EMEG
Cadmium
N.D.
N.D.-21.7
--
*; 7
EMEG
Chromium
N.D.
N.D.-408
N.D.-23.1
*; 50
RMEG
Cobalt
N.D.
N.D.-127
N.D.-10.5
--
--
Lead
N.D.-2.7
N.D.-1140
N.D.-24.7
*; 15
MCL**
Manganese
48.3-100
281-6200
158-605
50
RMEG
Nickel
N.D.
N.D.-283
N.D.
*; 200
RMEG
Vanadium
N.D.
N.D.-256
N.D.-16.7
30
iEMEG
Zinc
N.D.-31.9
14.3-4070
N.D.-160
3000
iEMEG

* = possible carcinogen with no cancer slope factor from which to derive CREG
** = USEPA drinking water "action level" for public water supplies.
N.D. = Not detected. -- = Data not available.
ppm = Parts per million. CREG = Cancer Risk Evaluation Guide.
EMEG = Environmental Media Evaluation Guide.
iEMEG = Intermediate EMEG. RMEG = Reference Dose Media Evaluation Guide.



Table 9.

Reportable quantities of hazardous chemicals released to theair by industries in Waukegan Zip Codes 60085 and 60087.
Chemical Year Amount (pounds)
Volatile Organic Compounds

Acetone
91
11,040

92
14,119

93
22,256
1,2-Dichloroethane
91
54

92
84

93
191
Methylene chloride
91
1,000
Ethylbenzene
93
3,060
Methanol
91
1,589

92
1,219

93
1,539
Formaldehyde
91
500

92
500

93
250
Toluene
91
6,400

92
5,800

93
6,432
1,1,1-Trichloroethane
91
34,060

92
6,400
Trichloroethene
91
81,039
1,2,4-Trimethylbenzene
91
1,500

92
2,000

93
4,210
Xylenes
91
9,400

92
7,200

93
16,890
Semi-volatile Organic
Compounds


n-Butyl alcohol
91
6,000

92
5,200

93
3,100
Dicabromodiphenyl oxide
91
500

92
500

93
250

(continued)

Table 9, continued.

Reportable quantities of hazardous chemicalsreleased to the air by industries in Waukegan Zip Codes 60085 and 60087.
Chemical
Year
Amount (pounds)
Semi-volatile Organic Compounds

Glycol ethers
91
1,610

92
14,810

93
9,060
4,4'-Isopropylidenediphenol
91
1,500

92
1,500

93
2,000
Methyl ethyl ketone
91
3,300

92
3,100

93
3,630
Methyl isobutyl ketone
91
4,800

92
3,000

93
5,880
Methylene(bis)phenylisocyanate
91
500

92
1,000

93
250
Naphthalene
91
500

92
500

93
1,000
Phenol
91
755

92
255
Phthalic anhydride
91
225
Styrene
91
500
Inorganic Chemicals

Ammonia
91
1,000

92
750

93
250
Antimony
92
500

93
250
Barium
91
500

92
500
Chromium
91
1,505

92
1,505

93
2,205

(continued)

Table 9, continued. Reportable quantities of hazardous chemicalsreleased to the air by industries in Waukegan Zip Codes 60085 and 60087.

Chemical Year Amount (pounds)
Hydrochloric acid
91
750

92
500

93
500
Hydrogen fluoride
91
500

92
500

93
500
Manganese
92
500
Nickel
91
1
Nitric acid
91
500

92
500

93
500
Sulfuric acid
91
260

92
10

93
10
Zinc
91
1,000

92
1,000

93
7,500

A. Completed Exposure Pathways

Table 10.

Sources of contamination, environmental transport pathways, exposure routes, and possible receptors.
Source of ContaminationEnvironmental
Transport
Medium
Exposure PathwaysPotential ReceptorsTime
Yeoman Creek and Edwards
Field Landfills
AirInhalation
Ingestion (dust)
Building occupants near the landfills,
Trespassers, On-site workers
(estimated number of
potential receptors = 1,500)
Past,
Present,
Future
Yeoman Creek and Edwards
Field Landfills
SoilIngestion,
Dermal contact
Trespassers, Off-site residents,
On- and off-site workers
(estimated number of
potential receptors = 400)
Past,
Present
Future


B. Potential Exposure Pathways
Source of ContaminationEnvironmental
Transport
Medium
Exposure PathwaysReceptorsTime
Yeoman Creek and Edwards
Field Landfills
GroundwaterInhalationOccupants of buildings
near the landfills
Past,
Present,
Future
Yeoman Creek and Edwards
Field Landfills
SedimentsIngestion
Dermal contact
Trespassers, Downstream residents,
On-site workers,
Downstream workers
Past,
Present,
Future
Yeoman Creek and Edwards
Field Landfills
Surface WaterDermal contactTrespassers, Downstream residents
On-site workers
Downstream workers
Past,
Present,
Future


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