List of 177 Pollutants in the Assessment
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
Pollutant Name | CAS Number | Overall Confidence Rating | Exposure/Risk Assessment | Assessed as Carcinogen? | Assessed as Noncancer Hazard? |
Acetaldehyde | 75070 | lower | Y | X | X |
Acetamide | 60355 | lower | Y | X | |
Acetonitrile | 75058 | higher | Y | X | |
Acetophenone | 98862 | N | |||
2-Acetylaminofluorene | 53963 | N | |||
Acrolein | 107028 | lower | Y | X | |
Acrylamide | 79061 | lower | Y | X | X |
Acrylic acid | 79107 | medium | Y | X | |
Acrylonitrile | 107131 | higher | Y | X | X |
Allyl chloride | 107051 | medium | Y | X | X |
4-Aminobiphenyl | 92671 | N | |||
Aniline | 62533 | lower | Y | X | X |
o-Anisidine | 90040 | N | |||
Antimony compounds | N/A | lower | Y | X | |
Arsenic compounds (inorganic, may include arsine) | N/A | lower | Y | X | X |
Arsine | 7784421 | lower | Y | X | |
Asbestos | 1332214 | N | |||
Benzene | 71432 | higher | Y | X | X |
Benzidine | 92875 | lower | Y | X | X |
Benzotrichloride | 98077 | medium | Y | X | |
Benzyl chloride | 100447 | higher | Y | X | |
Beryllium compounds | N/A | lower | Y | X | X |
Biphenyl | 92524 | N | |||
Bis(2-ethylhexyl)phthalate | 117817 | higher | Y | X | X |
Bis(chloromethyl)ether | 542881 | medium | Y | X | |
Bromoform | 75252 | medium | Y | X | |
1,3-Butadiene | 106990 | lower | Y | X | X |
Cadmium compounds | N/A | lower | Y | X | X |
Calcium cyanamide | 156627 | N | |||
Captan | 133062 | lower | Y | X | |
Carbaryl | 63252 | N | |||
Carbon disulfide | 75150 | higher | Y | X | |
Carbon tetrachloride | 56235 | medium | Y | X | X |
Carbonyl sulfide | 463581 | N | |||
Catechol | 120809 | N | |||
Chlordane | 57749 | medium | Y | X | X |
Chlorine | 7782505 | lower | Y | X | |
Chloroacetic acid | 79118 | N | |||
2-Chloroacetophenone | 532274 | medium | Y | X | |
Chlorobenzene | 108907 | higher | Y | X | |
Chlorobenzilate | 510156 | medium | Y | X | |
Chloroform | 67663 | medium | Y | X | |
Chloromethyl methyl ether | 107302 | N | |||
Chloroprene | 126998 | lower | Y | X | |
Chromium III | 10105831 | N | |||
Chromium VI | 18540299 | lower | Y | X | X |
Cobalt compounds | N/A | lower | Y | X | |
Coke Oven Emissions | N/A | medium | Y | X | |
Cresols_Cresylic acid (isomers and mixture) | 1319773 | lower | Y | X | |
Cumene | 98828 | higher | Y | X | |
Cyanide compounds | N/A | higher | Y | X | |
Diazomethane | 334883 | N | |||
Dibenzofurans | 132649 | N | |||
1,2-Dibromo-3-chloropropane | 96128 | medium | Y | X | X |
Dibutylphthalate | 84742 | N | |||
p-Dichlorobenzene | 106467 | higher | Y | X | X |
3,3-Dichlorobenzidene | 91941 | medium | Y | X | |
Dichloroethyl ether | 111444 | medium | Y | X | |
1,3-Dichloropropene | 542756 | medium | Y | X | X |
Dichlorvos | 62737 | medium | Y | X | X |
Diesel particulate matter | N/A | medium | Y | X | |
Diethanolamine | 111422 | lower | Y | X | |
Diethyl sulfate | 64675 | N | |||
3,3-Dimethoxybenzidine | 119904 | lower | Y | X | |
p-Dimethylaminoazobenzene | 60117 | lower | Y | X | |
Dimethyl carbamoyl chloride | 79447 | N | |||
Dimethyl formamide | 68122 | lower | Y | X | |
1,1-Dimethyl hydrazine | 57147 | N | |||
Dimethyl phthalate | 131113 | N | |||
Dimethyl sulfate | 77781 | N | |||
3,3-Dimethyl benzidine | 119937 | lower | Y | X | |
4,6-Dinitro-o-cresol, and salts | 534521 | N | |||
2,4-Dinitrophenol | 51285 | N | |||
2,4-Dinitrotoluene | 121142 | medium | Y | X | X |
1,4-Dioxane | 123911 | medium | Y | X | X |
1,2-Diphenylhydrazine | 122667 | lower | Y | X | |
Epichlorohydrin | 106898 | medium | Y | X | X |
1,2-Epoxybutane | 106887 | medium | Y | X | |
Ethyl acrylate | 140885 | medium | Y | X | |
Ethyl benzene | 100414 | medium | Y | X | |
Ethyl carbamate | 51796 | medium | Y | X | |
Ethyl chloride | 75003 | medium | Y | X | |
Ethylene dibromide | 106934 | medium | Y | X | X |
Ethylene dichloride | 107062 | medium | Y | X | X |
Ethylene glycol | 107211 | higher | Y | X | |
Ethylene imine (Aziridine) | 151564 | N | |||
Ethylene oxide | 75218 | higher | Y | X | X |
Ethylene thiourea | 96457 | lower | Y | X | X |
Ethylidene dichloride | 75343 | medium | Y | X | X |
Fine mineral fibers | N/A | N | |||
Formaldehyde | 50000 | medium | Y | X | X |
Glycol ethers | N/A | medium | Y | X | |
Heptachlor | 76448 | N | |||
Hexachlorobenzene | 118741 | medium | Y | X | X |
Hexachlorobutadiene | 87683 | medium | Y | X | X |
Hexachlorocyclopentadiene | 77474 | medium | Y | X | |
Hexachloroethane | 67721 | medium | Y | X | X |
Hexamethylene-1,6-diisocyanate | 822060 | medium | Y | X | |
Hexamethylphosphoramide | 680319 | N | |||
Hexane | 110543 | higher | Y | X | |
Hydrazine | 302012 | lower | Y | X | X |
Hydrochloric acid | 7647010 | lower | Y | X | |
Hydrofluoric acid | 7664393 | higher | Y | X | |
Hydroquinone | 123319 | N | |||
Isophorone | 78591 | lower | Y | X | X |
Lead compounds | N/A | lower | Y | X | |
Lindane (all isomers) | 58899 | medium | Y | X | X |
Maleic anhydride | 108316 | lower | Y | X | |
Manganese compounds | N/A | lower | Y | X | |
Mercury compounds | N/A | lower | Y | X | |
Methanol | 67561 | higher | Y | X | |
Methoxychlor | 72435 | N | |||
Methyl bromide | 74839 | higher | Y | X | |
Methyl chloride | 74873 | higher | Y | X | |
Methyl chloroform | 71556 | higher | Y | X | |
Methyl ethyl ketone | 78933 | higher | Y | X | |
Methyl hydrazine | 60344 | N | |||
Methyl iodide | 74884 | N | |||
Methyl isobutyl ketone | 108101 | medium | Y | X | |
Methyl isocyanate | 624839 | medium | Y | X | |
Methyl methacrylate | 80626 | lower | Y | X | |
Methyl tert butyl ether | 1634044 | higher | Y | X | |
Methylene chloride | 75092 | medium | Y | X | X |
4,4'-Methylene bis(2-chloroaniline) | 101144 | lower | Y | X | |
4,4'-Methylenedianiline | 101779 | medium | Y | X | X |
Methylene diphenyl diisocyanate | 101688 | Y | X | ||
N,N-Dimethyl aniline | 121697 | N | |||
Naphthalene | 91203 | medium | Y | X | X |
Nickel compounds | N/A | lower | Y | X | X |
Nitrobenzene | 98953 | lower | Y | X | |
4-Nitrobiphenyl | 92933 | N | |||
4-Nitrophenol | 100027 | N | |||
2-Nitropropane | 79469 | medium | Y | X | |
Nitrosodimethylamine | 62759 | lower | Y | X | |
N-Nitrosomorpholine | 59892 | lower | Y | X | |
N-Nitroso-N-methylurea | 684935 | N | |||
Parathion | 56382 | N | |||
Pentachloronitrobenzene | 82688 | medium | Y | X | |
Pentachlorophenol | 87865 | medium | Y | X | X |
Perchloroethylene | 127184 | medium | Y | X | X |
Phenol | 108952 | lower | Y | X | |
p-Phenylenediamine | 106503 | N | |||
Phosgene | 75445 | medium | Y | X | |
Phosphine | 7803512 | medium | Y | X | |
Phthalic anhydride | 85449 | medium | Y | X | |
Polychlorinated biphenyls (PCBs) | 1336363 | medium | Y | X | |
Polycyclic Organic Matter (POM) | N/A | ||||
POM Group 1: Unspeciated | N/A | medium | Y | X | |
POM Group 2: no URE data | N/A | medium | Y | X | |
POM Group 3 | N/A | medium | Y | X | |
POM Group 4 | N/A | medium | Y | X | |
POM Group 5 | N/A | medium | Y | X | |
POM Group 6 | N/A | medium | Y | X | |
POM Group 7 | N/A | medium | Y | X | |
POM Group 8 | N/A | medium | Y | X | |
1,3-Propane sultone | 1120714 | lower | Y | X | |
beta-Propiolactone | 57578 | N | |||
Propionaldehyde | 123386 | N | |||
Propoxur | 114261 | N | |||
Propylene dichloride | 78875 | lower | Y | X | X |
Propylene oxide | 75569 | higher | Y | X | X |
1,2-Propylenimine | 75558 | N | |||
Quinoline | 91225 | lower | Y | X | |
Quinone | 106514 | N | |||
2,4-D, salts and esters | 94757 | N | |||
Selenium Compounds | N/A | lower | Y | X | |
Styrene | 100425 | lower | Y | X | |
Styrene oxide | 96093 | medium | Y | X | |
1,1,2,2-Tetrachloroethane | 79345 | medium | Y | X | |
Titanium tetrachloride | 7550450 | lower | Y | X | |
Toluene | 108883 | medium | Y | X | |
2,4-Toluene diamine | 95807 | lower | Y | X | |
2,4-Toluene diisocyanate | 584849 | lower | Y | X | X |
o-Toluidine | 95534 | lower | Y | X | |
Toxaphene | 8001352 | medium | Y | X | |
1,2,4-Trichlorobenzene | 120821 | medium | Y | X | |
1,1,2-Trichloroethane | 79005 | medium | Y | X | X |
Trichloroethylene | 79016 | medium | Y | X | X |
2,4,5-Trichlorophenol | 95954 | N | |||
2,4,6-Trichlorophenol | 88062 | medium | Y | X | |
Triethylamine | 121448 | lower | Y | X | |
Trifluralin | 1582098 | lower | Y | X | |
2,2,4-Trimethylpentane | 540841 | N | |||
Vinyl acetate | 108054 | medium | Y | X | |
Vinyl bromide | 593602 | medium | Y | X | X |
Vinyl chloride | 75014 | medium | Y | X | X |
Vinylidene chloride | 75354 | medium | Y | X | |
Xylenes (isomers and mixture) | 1330207 | medium | Y | X | |