TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE G: WASTE DISPOSAL CHAPTER I: POLLUTION CONTROL BOARD SUBCHAPTER f: RISK BASED CLEANUP OBJECTIVES
PART 742
TIERED APPROACH TO CORRECTIVE ACTION OBJECTIVES
SECTION 742.APPENDIX B TIER 1 ILLUSTRATIONS AND TABLES
Section 742.APPENDIX B Tier 1 Illustrations and Tables
Section 742.TABLE E Tier 1 Groundwater Remediation
Objectives for the Groundwater Component of the Groundwater Ingestion Route
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
|
Organics
|
|
|
83-32-9
|
Acenaphthene
|
0.42
|
2.1
|
67-64-1
|
Acetone
|
6.3
|
6.3
|
15972-60-8
|
Alachlor
|
0.002c
|
0.01c
|
116-06-3
|
Aldicarb
|
0.003c
|
0.015c
|
309-00-2
|
Aldrin
|
0.014a
|
0.07
|
120-12-7
|
Anthracene
|
2.1
|
10.5
|
1912-24-9
|
Atrazine
|
0.003c
|
0.015c
|
71-43-2
|
Benzene
|
0.005c
|
0.025c
|
56-55-3
|
Benzo(a)anthracene
|
0.00013a
|
0.00065
|
205-99-2
|
Benzo(b)fluoranthene
|
0.00018a
|
0.0009
|
207-08-9
|
Benzo(k)fluroanthene
|
0.00017a
|
0.00085
|
50-32-8
|
Benzo(a)pyrene
|
0.0002a,c
|
0.002c
|
65-85-0
|
Benzoic Acid
|
28
|
28
|
111-44-4
|
Bis(2-chloroethyl)ether
|
0.01a
|
0.01
|
117-81-7
|
Bis(2-ethylhexyl)phthalate
(Di(2-ethylhexyl)phthalate)
|
0.006c
|
0.06c
|
75-27-4
|
Bromodichloromethane
(Dichlorobromomethane)
|
0.0002a
|
0.0002
|
75-25-2
|
Bromoform
|
0.001a
|
0.001
|
71-36-3
|
Butanol
|
0.7
|
0.7
|
85-68-7
|
Butyl benzyl phthalate
|
1.4
|
7.0
|
86-74-8
|
Carbazole
|
---
|
---
|
1563-66-2
|
Carbofuran
|
0.04c
|
0.2c
|
75-15-0
|
Carbon disulfide
|
0.7
|
3.5
|
56-23-5
|
Carbon tetrachloride
|
0.005c
|
0.025c
|
57-74-9
|
Chlordane
|
0.002c
|
0.01c
|
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
106-47-8
|
4-Chloroaniline
(p-Chloroaniline)
|
0.028
|
0.028
|
108-90-7
|
Chlorobenzene
(Monochlorobenzene)
|
0.1c
|
0.5c
|
124-48-1
|
Chlorodibromomethane (Dibromochloromethane)
|
0.14
|
0.14
|
67-66-3
|
Chloroform
|
0.0002a
|
0.001
|
95-57-8
|
2-Chlorophenol
(pH 4.9-7.3)
|
0.035
|
0.175
|
|
2-Chlorophenol
(pH 7.4-8.0)
|
0.035
|
0.035
|
218-01-9
|
Chrysene
|
0.0015a
|
0.0075
|
94-75-7
|
2,4-D
|
0.07c
|
0.35c
|
75-99-0
|
Dalapon
|
0.2c
|
2.0c
|
72-54-8
|
DDD
|
0.014a
|
0.07
|
72-55-9
|
DDE
|
0.01a
|
0.05
|
50-29-3
|
DDT
|
0.006a
|
0.03
|
53-70-3
|
Dibenzo(a,h)anthracene
|
0.0003a
|
0.0015
|
96-12-8
|
1,2-Dibromo-3-chloropropane
|
0.0002c
|
0.0002c
|
106-93-4
|
1,2-Dibromoethane (Ethylene
dibromide)
|
0.00005c
|
0.0005c
|
84-74-2
|
Di-n-butyl
phthalate
|
0.7
|
3.5
|
95-50-1
|
1,2-Dichlorobenzene (o
- Dichlorobenzene)
|
0.6c
|
1.5c
|
106-46-7
|
1,4-Dichlorobenzene (p
- Dichlorobenzene)
|
0.075c
|
0.375c
|
91-94-1
|
3,3'-Dichlorobenzidine
|
0.02a
|
0.1
|
75-34-3
|
1,1-Dichloroethane
|
0.7
|
3.5
|
107-06-2
|
1,2-Dichloroethane (Ethylene
dichloride)
|
0.005c
|
0.025c
|
75-35-4
|
1,1-Dichloroethyleneb
|
0.007c
|
0.035c
|
156-59-2
|
cis-1,2-Dichloroethylene
|
0.07c
|
0.2c
|
156-60-5
|
trans-1,2-Dichloroethylene
|
0.1c
|
0.5c
|
120-83-2
|
2,4-Dichlorophenol
|
0.021
|
0.021
|
78-87-5
|
1,2-Dichloropropane
|
0.005c
|
0.025c
|
542-75-6
|
1,3-Dichloropropene
(1,3-Dichloropropylene, cis
+ trans)
|
0.001a
|
0.005
|
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
60-57-1
|
Dieldrin
|
0.009a
|
0.045
|
84-66-2
|
Diethyl phthalate
|
5.6
|
5.6
|
105-67-9
|
2,4-Dimethylphenol
|
0.14
|
0.14
|
51-28-5
|
2,4-Dinitrophenol
|
0.014
|
0.014
|
121-14-2
|
2,4-Dinitrotoluenea
|
0.00002a
|
0.00002
|
606-20-2
|
2,6-Dinitrotoluenea
|
0.00031a
|
0.00031
|
88-85-7
|
Dinoseb
|
0.007c
|
0.07c
|
117-84-0
|
Di-n-octyl phthalate
|
0.14
|
0.7
|
115-29-7
|
Endosulfan
|
0.042
|
0.21
|
145-73-3
|
Endothall
|
0.1c
|
0.1c
|
72-20-8
|
Endrin
|
0.002c
|
0.01c
|
100-41-4
|
Ethylbenzene
|
0.7c
|
1.0c
|
206-44-0
|
Fluoranthene
|
0.28
|
1.4
|
86-73-7
|
Fluorene
|
0.28
|
1.4
|
76-44-8
|
Heptachlor
|
0.0004c
|
0.002c
|
1024-57-3
|
Heptachlor epoxide
|
0.0002c
|
0.001c
|
118-74-1
|
Hexachlorobenzene
|
0.00006a
|
0.0003
|
319-84-6
|
alpha-HCH (alpha-BHC)
|
0.00011a
|
0.00055
|
58-89-9
|
gamma-HCH (Lindane)
|
0.0002c
|
0.001c
|
77-47-4
|
Hexachlorocyclopentadiene
|
0.05c
|
0.5c
|
67-72-1
|
Hexachloroethane
|
0.007
|
0.035
|
193-39-5
|
Indeno(1,2,3-c,d)pyrene
|
0.00043a
|
0.00215
|
78-59-1
|
Isophorone
|
1.4
|
1.4
|
72-43-5
|
Methoxychlor
|
0.04c
|
0.2c
|
74-83-9
|
Methyl bromide
(Bromomethane)
|
0.0098
|
0.049
|
75-09-2
|
Methylene chloride
(Dichloromethane)
|
0.005c
|
0.05c
|
95-48-7
|
2-Methylphenol
(o-Cresol)
|
0.35
|
0.35
|
91-20-3
|
Naphthalene
|
0.14
|
0.22
|
98-95-3
|
Nitrobenzeneb
|
0.0035
|
0.0035
|
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
86-30-6
|
N-Nitrosodiphenylamine
|
0.0032 a
|
0.016
|
621-64-7
|
N-Nitrosodi-n-propylamine
|
0.0018 a
|
0.0018
|
87-86-5
|
Pentachlorophenol
|
0.001c
|
0.005c
|
108-95-2
|
Phenol
|
0.1c
|
0.1c
|
1918-02-1
|
Picloram
|
0.5c
|
5.0c
|
1336-36-3
|
Polychlorinated biphenyls
(PCBs)
|
0.0005c
|
0.0025c
|
129-00-0
|
Pyrene
|
0.21
|
1.05
|
122-34-9
|
Simazine
|
0.004c
|
0.04c
|
100-42-5
|
Styrene
|
0.1c
|
0.5c
|
93-72-1
|
2,4,5-TP (Silvex)
|
0.05c
|
0.25c
|
127-18-4
|
Tetrachloroethylene
(Perchloroethylene)
|
0.005c
|
0.025c
|
108-88-3
|
Toluene
|
1.0c
|
2.5c
|
8001-35-2
|
Toxaphene
|
0.003c
|
0.015c
|
120-82-1
|
1,2,4-Trichlorobenzene
|
0.07c
|
0.7c
|
71-55-6
|
1,1,1-Trichloroethaneb
|
0.2c
|
1.0c
|
79-00-5
|
1,1,2-Trichloroethane
|
0.005c
|
0.05c
|
79-01-6
|
Trichloroethylene
|
0.005c
|
0.025c
|
95-95-4
|
2,4,5-Trichlorophenol (pH
4.9-7.8)
|
0.7
|
3.5
|
|
2,4,5-Trichlorophenol (pH
7.9-8.0)
|
0.7
|
0.7
|
88-06-2
|
2,4,6-Trichlorophenol (pH
4.9-6.8)
|
0.01a
|
0.05
|
|
2,4,6-Trichlorophenol (pH
6.9-8.0)
|
0.01
|
0.01
|
108-05-4
|
Vinyl acetate
|
7.0
|
7.0
|
75-01-4
|
Vinyl chloride
|
0.002c
|
0.01c
|
1330-20-7
|
Xylenes (total)
|
10.0c
|
10.0c
|
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
|
Inorganics
|
|
|
7440-36-0
|
Antimony
|
0.006c
|
0.024c
|
7440-38-2
|
Arsenic
|
0.05c
|
0.2c
|
7440-39-3
|
Barium
|
2.0c
|
2.0c
|
7440-41-7
|
Beryllium
|
0.004c
|
0.5c
|
7440-42-8
|
Boron
|
2.0c
|
2.0c
|
7440-43-9
|
Cadmium
|
0.005c
|
0.05c
|
7440-70-2
|
Calcium
|
---d
|
---d
|
16887-00-6
|
Chloride
|
200c
|
200c
|
7440-47-3
|
Chromium, total
|
0.1c
|
1.0c
|
18540-29-9
|
Chromium, ion, hexavalent
|
---
|
---
|
7440-48-4
|
Cobalt
|
1.0c
|
1.0c
|
7440-50-8
|
Copper
|
0.65c
|
0.65c
|
57-12-5
|
Cyanide
|
0.2c
|
0.6c
|
7782-41-4
|
Fluoride
|
4.0c
|
4.0c
|
15438-31-0
|
Iron
|
5.0c
|
5.0c
|
7439-92-1
|
Lead
|
0.0075c
|
0.1c
|
7439-95-4
|
Magnesium
|
---d
|
---d
|
7439-96-5
|
Manganese
|
0.15c
|
10.0c
|
7439-97-6
|
Mercury
|
0.002c
|
0.01c
|
7440-02-0
|
Nickel
|
0.1c
|
2.0c
|
14797-55-8
|
Nitrate as N
|
10.0c
|
100c
|
7723-14-0
|
Phosphorus
|
---d
|
---d
|
7440-09-7
|
Potassium
|
---d
|
---d
|
7782-49-2
|
Selenium
|
0.05c
|
0.05c
|
7440-22-4
|
Silver
|
0.05c
|
---
|
7440-23-5
|
Sodium
|
---d
|
---d
|
14808-79-8
|
Sulfate
|
400c
|
400c
|
|
|
Groundwater Remediation Objective
|
CAS No.
|
Chemical Name
|
Class I
(mg/L)
|
Class II
(mg/L)
|
7440-28-0
|
Thallium
|
0.002c
|
0.02c
|
7440-62-2
|
Vanadiumb
|
0.049
|
0.1
|
7440-66-6
|
Zinc
|
5.0c
|
10c
|
Chemical Name and Groundwater Remediation Objective
Notations
a The
groundwater remediation objective is equal to the ADL for carcinogens
according to the procedures specified in 35 Ill. Adm. Code 620.
b Oral
Reference Dose and/or Reference Concentration under review by USEPA. Listed
values subject to change.
c Value
listed is also the Groundwater Quality Standard for this chemical pursuant to
35 Ill. Adm. Code 620.410 for Class I Groundwater or 35 Ill. Adm. Code 620.420
for Class II Groundwater.
d This
chemical is included in the Total Dissolved Solids (TDS) Groundwater Quality
Standard of 1,200 mg/L pursuant to 35 Ill. Adm. Code 620.410 for Class I
Groundwater or 35 Ill. Adm. Code 620.420 for Class II Groundwater.
(Source: Amended at 31 Ill.
Reg. 4063, effective February 23, 2007)
|