B Tier 1 Illustrations and Tables

Section 742 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 0.002 c 0.01 c 116-06-3 Aldicarb 0.003 c 0.015 c 309-00-2 Aldrin 0.014 a 0.07 120-12-7 Anthracene 2.1 10.5 1912-24-9 Atrazine 0.003 c 0.015 c 71-43-2 Benzene 0.005 c 0.025 c 56-55-3 Benzo( a )anthracene 0.00013 a 0.00065 205-99-2 Benzo( b )fluoranthene 0.00018 a 0.0009 207-08-9 Benzo( k )fluroanthene 0.00017 a 0.00085 50-32-8 Benzo( a )pyrene 0.0002 a,c 0.002 c 65-85-0 Benzoic Acid 28 28 111-44-4 Bis(2-chloroethyl)ether 0.01 a 0.01 117-81-7 Bis(2-ethylhexyl)phthalate (Di(2-ethylhexyl)phthalate) 0.006 c 0.06 c 75-27-4 Bromodichloromethane (Dichlorobromomethane) 0.0002 a 0.0002 75-25-2 Bromoform 0.001 a 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 0.04 c 0.2 c 75-15-0 Carbon disulfide 0.7 3.5 56-23-5 Carbon tetrachloride 0.005 c 0.025 c 57-74-9 Chlordane 0.002 c 0.01 c 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) 0.1 c 0.5 c 124-48-1 Chlorodibromomethane (Dibromochloromethane) 0.14 0.14 67-66-3 Chloroform 0.0002 a 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 0.0015 a 0.0075 94-75-7 2,4-D 0.07 c 0.35 c 75-99-0 Dalapon 0.2 c 2.0 c 72-54-8 DDD 0.014 a 0.07 72-55-9 DDE 0.01 a 0.05 50-29-3 DDT 0.006 a 0.03 53-70-3 Dibenzo( a,h )anthracene 0.0003 a 0.0015 96-12-8 1,2-Dibromo-3-chloropropane 0.0002 c 0.0002 c 106-93-4 1,2-Dibromoethane (Ethylene dibromide) 0.00005 c 0.0005 c 84-74-2 Di- n -butyl phthalate 0.7 3.5 95-50-1 1,2-Dichlorobenzene ( o - Dichlorobenzene) 0.6 c 1.5 c 106-46-7 1,4-Dichlorobenzene ( p - Dichlorobenzene) 0.075 c 0.375 c 91-94-1 3,3'-Dichlorobenzidine 0.02 a 0.1 75-34-3 1,1-Dichloroethane 0.7 3.5 107-06-2 1,2-Dichloroethane (Ethylene dichloride) 0.005 c 0.025 c 75-35-4 1,1-Dichloroethylene b 0.007 c 0.035 c 156-59-2 cis -1,2-Dichloroethylene 0.07 c 0.2 c 156-60-5 trans -1,2-Dichloroethylene 0.1 c 0.5 c 120-83-2 2,4-Dichlorophenol 0.021 0.021 78-87-5 1,2-Dichloropropane 0.005 c 0.025 c 542-75-6 1,3-Dichloropropene (1,3-Dichloropropylene, cis + trans ) 0.001 a 0.005 Groundwater Remediation Objective CAS No. Chemical Name Class I (mg/L) Class II (mg/L) 60-57-1 Dieldrin 0.009 a 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-Dinitrotoluene a 0.00002 a 0.00002 606-20-2 2,6-Dinitrotoluene a 0.00031 a 0.00031 88-85-7 Dinoseb 0.007 c 0.07 c 117-84-0 Di- n -octyl phthalate 0.14 0.7 115-29-7 Endosulfan 0.042 0.21 145-73-3 Endothall 0.1 c 0.1 c 72-20-8 Endrin 0.002 c 0.01 c 100-41-4 Ethylbenzene 0.7 c 1.0 c 206-44-0 Fluoranthene 0.28 1.4 86-73-7 Fluorene 0.28 1.4 76-44-8 Heptachlor 0.0004 c 0.002 c 1024-57-3 Heptachlor epoxide 0.0002 c 0.001 c 118-74-1 Hexachlorobenzene 0.00006 a 0.0003 319-84-6 alpha -HCH ( alpha -BHC) 0.00011 a 0.00055 58-89-9 gamma -HCH (Lindane) 0.0002 c 0.001 c 77-47-4 Hexachlorocyclopentadiene 0.05 c 0.5 c 67-72-1 Hexachloroethane 0.007 0.035 193-39-5 Indeno(1,2,3- c,d )pyrene 0.00043 a 0.00215 78-59-1 Isophorone 1.4 1.4 72-43-5 Methoxychlor 0.04 c 0.2 c 74-83-9 Methyl bromide (Bromomethane) 0.0098 0.049 75-09-2 Methylene chloride (Dichloromethane) 0.005 c 0.05 c 95-48-7 2-Methylphenol ( o -Cresol) 0.35 0.35 91-20-3 Naphthalene 0.14 0.22 98-95-3 Nitrobenzene b 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 0.001 c 0.005 c 108-95-2 Phenol 0.1 c 0.1 c 1918-02-1 Picloram 0.5 c 5.0 c 1336-36-3 Polychlorinated biphenyls (PCBs) 0.0005 c 0.0025 c 129-00-0 Pyrene 0.21 1.05 122-34-9 Simazine 0.004 c 0.04 c 100-42-5 Styrene 0.1 c 0.5 c 93-72-1 2,4,5-TP (Silvex) 0.05 c 0.25 c 127-18-4 Tetrachloroethylene (Perchloroethylene) 0.005 c 0.025 c 108-88-3 Toluene 1.0 c 2.5 c 8001-35-2 Toxaphene 0.003 c 0.015 c 120-82-1 1,2,4-Trichlorobenzene 0.07 c 0.7 c 71-55-6 1,1,1-Trichloroethane b 0.2 c 1.0 c 79-00-5 1,1,2-Trichloroethane 0.005 c 0.05 c 79-01-6 Trichloroethylene 0.005 c 0.025 c 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) 0.01 a 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 0.002 c 0.01 c 1330-20-7 Xylenes (total) 10.0 c 10.0 c Groundwater Remediation Objective CAS No. Chemical Name Class I (mg/L) Class II (mg/L) Inorganics 7440-36-0 Antimony 0.006 c 0.024 c 7440-38-2 Arsenic 0.05 c 0.2 c 7440-39-3 Barium 2.0 c 2.0 c 7440-41-7 Beryllium 0.004 c 0.5 c 7440-42-8 Boron 2.0 c 2.0 c 7440-43-9 Cadmium 0.005 c 0.05 c 7440-70-2 Calcium --- d --- d 16887-00-6 Chloride 200 c 200 c 7440-47-3 Chromium, total 0.1 c 1.0 c 18540-29-9 Chromium, ion, hexavalent --- --- 7440-48-4 Cobalt 1.0 c 1.0 c 7440-50-8 Copper 0.65 c 0.65 c 57-12-5 Cyanide 0.2 c 0.6 c 7782-41-4 Fluoride 4.0 c 4.0 c 15438-31-0 Iron 5.0 c 5.0 c 7439-92-1 Lead 0.0075 c 0.1 c 7439-95-4 Magnesium --- d --- d 7439-96-5 Manganese 0.15 c 10.0 c 7439-97-6 Mercury 0.002 c 0.01 c 7440-02-0 Nickel 0.1 c 2.0 c 14797-55-8 Nitrate as N 10.0 c 100 c 7723-14-0 Phosphorus --- d --- d 7440-09-7 Potassium --- d --- d 7782-49-2 Selenium 0.05 c 0.05 c 7440-22-4 Silver 0.05 c --- 7440-23-5 Sodium --- d --- d 14808-79-8 Sulfate 400 c 400 c Groundwater Remediation Objective CAS No. Chemical Name Class I (mg/L) Class II (mg/L) 7440-28-0 Thallium 0.002 c 0.02 c 7440-62-2 Vanadium b 0.049 0.1 7440-66-6 Zinc 5.0 c 10 c 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.