2007 RankCERCLA TotalPoints ScoreCERCLA Hazardous Substance CAS #Reported to TRI?Comments97 833.81 1,1,1-TRICHLOROETHANE 000071-55-6Y146 782.15 1,1,2,2-TETRACHLOROETHANE 000079-34-5Y163 724.96 1,1,2-TRICHLOROETHANE 000079-00-5Y160 736.23 1,1-DICHLOROETHANE 000075-34-3Y Reported to TRI as ethylidene dichloride79 891.19 1,1-DICHLOROETHENE 000075-35-4Y Reported to TRI as vinylidene chloride162 726.141,2,3,4,6,7,8,9-OCTACHLORODIBENZOFURAN 039001-02-0YInclude under TRI dioxin and dioxin-like compounds category N150.273 529.451,2,3,4,6,7,8-HEPTACHLORODIBENZOFURAN 067562-39-4YInclude under TRI dioxin and dioxin-like compounds category N150.263 547.91,2,3,4,6,7,8-HEPTACHLORODIBENZOP-DIOXIN 035822-46-9YInclude under TRI dioxin and dioxin-like compounds category N150.200 647.3 1,2,4-TRICHLOROBENZENE 000120-82-1Y44 1035.55 1,2-DIBROMO-3-CHLOROPROPANE 000096-12-8Y35 1064.06 1,2-DIBROMOETHANE 000106-93-4Y172 704.91 1,2-DICHLOROBENZENE 000095-50-1Y85 863.99 1,2-DICHLOROETHANE 000107-06-2Y206 622.49 1,2-DICHLOROETHYLENE 000540-59-0Y167 713.9 1,2-DIPHENYLHYDRAZINE 000122-66-7Y156 747.31 1,3-BUTADIENE 000106-99-0Y203 631.41 1,3-DICHLOROBENZENE 000541-73-1Y266 543.37 1,3-DICHLOROPROPENE, TRANS- 010061-02-6Y159 737.32 1,4-DICHLOROBENZENE 000106-46-7Y210 616.29 1,4-DIOXANE 000123-91-1Y168 710.712,3,4,7,8-PENTACHLORODIBENZOFURAN 057117-31-4YInclude under TRI dioxin and dioxin-like compounds category N150.207 622.152,3,7,8-TETRACHLORODIBENZOFURAN 051207-31-9YInclude under TRI dioxin and dioxin-like compounds category N150.73 938.112,3,7,8-TETRACHLORODIBENZO-PDIOXIN 001746-01-6YInclude under TRI dioxin and dioxin-like compounds category N150.222 604.83 2,4,5-TRICHLOROPHENOL 000095-95-4Y86 863.71 2,4,6-TRICHLOROPHENOL 000088-06-2Y248 584.47 2,4-D ACID 000094-75-7Y209 616.45 2,4-DICHLOROPHENOL 000120-83-2Y188 685.76 2,4-DIMETHYLPHENOL 000105-67-9Y87 860.45 2,4-DINITROPHENOL 000051-28-5Y94 837.88 2,4-DINITROTOLUENE 000121-14-2Y261 555.2 2,6-DINITROTOLUENE 000606-20-2Y208 620.01 2-BUTANONE 000078-93-3Y40 1051.61 3,3'-DICHLOROBENZIDINE 000091-94-1Y152 766.664,4'-METHYLENEBIS(2-CHLOROANILINE) 000101-14-4Y102 822.78 4,6-DINITRO-O-CRESOL 000534-52-1Y232 602.51 4-AMINOBIPHENYL 000092-67-1Y257 567.79 4-NITROPHENOL 000100-02-7Y184 693.31 ACETONE 000067-64-1Y37 1059.07 ACROLEIN 000107-02-8Y274 528.28 ACRYLONITRILE 000107-13-1Y24 1117.22 ALDRIN 000309-00-2Y187 688.13 ALUMINUM 007429-90-5Y157 745.55 AMMONIA 007664-41-7Y219 605.37 ANTIMONY 007440-36-0Y Also include antimony compounds (TRI category N010).1 1672.58 ARSENIC 007440-38-2Y Also include arsenic compounds (TRI category N020).90 841.54 ASBESTOS 001332-21-4Y109 813.46 BARIUM 007440-39-3Y6 1355.96 BENZENE 000071-43-2Y26 1114.24 BENZIDINE 000092-87-5Y39 1057.96 BENZO(A)ANTHRACENE 000056-55-3Y Include under TRI PAC category N5909 1312.45 BENZO(A)PYRENE 000050-32-8Y Include under TRI PAC category N59010 1266.55 BENZO(B)FLUORANTHENE 000205-99-2Y Include under TRI PAC category N59062 981.26 BENZO(K)FLUORANTHENE 000207-08-9Y Include under TRI PAC category N59070 951.48 BENZOFLUORANTHENE 056832-73-6Y Include under TRI PAC category N59042 1046.12 BERYLLIUM 007440-41-7Y88 859.88 BIS(2-CHLOROETHYL) ETHER 000111-44-4Y267 540.2 BIS(2-ETHYLHEXYL)ADIPATE 000103-23-1Y142 789.15 BROMINE 007726-95-6Y201 643.53 BROMOFORM 000075-25-2Y195 659.38 BUTYL BENZYL PHTHALATE 000085-68-7Y7 1324.22 CADMIUM 007440-43-9Y Also include cadmium compounds (TRI category N078).272 530.98 CARBARYL 000063-25-2Y176 702.55 CARBON DISULFIDE 000075-15-0Y47 1023.32 CARBON TETRACHLORIDE 000056-23-5Y20 1133.21 CHLORDANE 000057-74-9Y91 840.37 CHLORINE 007782-50-5Y104 819.69 CHLOROBENZENE 000108-90-7Y183 693.9 CHLOROETHANE 000075-00-3Y11 1223.03 CHLOROFORM 000067-66-3Y193 670.19 CHLOROMETHANE 000074-87-3Y77 908.52 CHROMIUM 007440-47-3Y18 1149.98 CHROMIUM, HEXAVALENT 018540-29-9Y Include under chromium compounds category (N090)23 1124.32 COAL TAR CREOSOTE 008001-58-9Y Reported to TRI as creosote49 1015.57 COBALT 007440-48-4Y Also include cobalt compounds (TRI category N096).128 804.86 COPPER 007440-50-8Y Also include copper compounds (TRI category N100).196 658.66 CRESOL, ORTHO- 000095-48-7Y Reported to TRI as o-cresol170 707.83 CRESOL, PARA- 000106-44-5Y Reported to TRI a p-cresol227 602.74 CRESOLS 001319-77-3Y76 919.02 DI(2-ETHYLHEXYL)PHTHALATE 000117-81-7Y56 1002.08 DIAZINON 000333-41-5Y15 1165.88 DIBENZO(A,H)ANTHRACENE 000053-70-3Y Include under TRI PAC category N590186 689.19 DIBENZOFURAN 000132-64-9Y254 577.7 DICHLOROBENZENE 025321-22-6Y240 601.64 DICHLORVOS 000062-73-7Y144 787.56 DICOFOL 000115-32-2Y229 602.61 DIMETHOATE 000060-51-5Y252 578.23 DIMETHYL FORMAMIDE 000068-12-2Y Reported to TRI as N,N-dimthylformamide52 1007.49 DI-N-BUTYL PHTHALATE 000084-74-2Y218 607.65 DINITROTOLUENE 025321-14-6Y250 579.16 DIURON 000330-54-1Y236 602.13 ETHOPROP 013194-48-4Y99 832.13 ETHYLBENZENE 000100-41-4Y211 613.28 FLUORINE 007782-41-4Y244 599.64 FORMALDEHYDE 000050-00-0Y34 1072.67 HEPTACHLOR 000076-44-8Y166 718.58 HEPTACHLORODIBENZOFURAN 038998-75-3YInclude under TRI dioxin and dioxin-like compounds category N150.154 754.47 HEPTACHLORODIBENZO-P-DIOXIN 037871-00-4YInclude under TRI dioxin and dioxin-like compounds category N150.93 838.34 HEXACHLOROBENZENE 000118-74-1Y22 1129.63 HEXACHLOROBUTADIENE 000087-68-3Y115 809.56 HEXACHLOROCYCLOHEXANE, ALPHA- 000319-84-6Y32 1081.63HEXACHLOROCYCLOHEXANE,GAMMA- 000058-89-9Y Reported to TRI as lindane165 719.01 HEXACHLOROCYCLOPENTADIENE 000077-47-4Y181 700.56 HEXACHLORODIBENZOFURAN 055684-94-1YInclude under TRI dioxin and dioxin-like compounds category N150.153 760.42 HEXACHLORODIBENZO-P-DIOXIN 034465-46-8YInclude under TRI dioxin and dioxin-like compounds category N150.197 653.1 HEXACHLOROETHANE 000067-72-1Y84 864.41 HYDRAZINE 000302-01-2Y133 803.08 HYDROGEN CYANIDE 000074-90-8Y247 588.03 HYDROGEN FLUORIDE 007664-39-3Y2 1534.07 LEAD 007439-92-1Y Also include lead compounds (TRI category N420)117 807.9 MANGANESE 007439-96-5Y3 1504.69 MERCURY 007439-97-6Y Also include mercury compounds (TRI category N458).61 994.47 METHOXYCHLOR 000072-43-5Y269 533.24 METHYL ISOBUTYL KETONE 000108-10-1Y264 545.83 METHYL PARATHION 000298-00-0Y80 888.96 METHYLENE CHLORIDE 000075-09-2Y Reported to TRI as dichloromethane235 602.32 NALED 000300-76-5Y78 896.67 NAPHTHALENE 000091-20-3Y53 1005.4 NICKEL 007440-02-0Y Also include nickel compounds (TRI category N495).216 610.66 NITRATE 014797-55-8Y Include under nitrate compounds (TRI category N511).199 650.71 N-NITROSODIMETHYLAMINE 000062-75-9Y112 811.05 N-NITROSODI-N-PROPYLAMINE 000621-64-7Y205 624.79 N-NITROSODIPHENYLAMINE 000086-30-6Y145 784.14 PARATHION 000056-38-2Y155 753.58 PENTACHLOROBENZENE 000608-93-5Y192 673.21 PENTACHLORODIBENZOFURAN 030402-15-4YInclude under TRI dioxin and dioxin-like compounds category N150.204 625.12 PENTACHLORODIBENZO-P-DIOXIN 036088-22-9YInclude under TRI dioxin and dioxin-like compounds category N150.45 1028.01 PENTACHLOROPHENOL 000087-86-5Y246 597.68 PHENANTHRENE 000085-01-8Y182 696.96 PHENOL 000108-95-2Y259 559.74 PHOSPHINE 007803-51-2Y19 1144.77 PHOSPHORUS, WHITE 007723-14-0Y5 1365.78 POLYCHLORINATED BIPHENYLS 001336-36-3Y8 1316.98POLYCYCLIC AROMATICHYDROCARBONS 130498-29-2Y Include under TRI PAC category N590185 690.2 P-XYLENE 000106-42-3Y141 797.88S,S,S-TRIBUTYLPHOSPHOROTRITHIOATE 000078-48-8Y147 778.98 SELENIUM 007782-49-2Y Also include selenium compounds (TRI category N725)214 612.19 SILVER 007440-22-4Y Also include silver compounds (TRI category N740)271 532.7 STYRENE 000100-42-5Y202 635.74 TETRACHLORODIBENZO-P-DIOXIN 041903-57-5YInclude under TRI dioxin and dioxin-like compounds category N150.33 1080.43 TETRACHLOROETHYLENE 000127-18-4Y71 947.5 TOLUENE 000108-88-3Y31 1086.65 TOXAPHENE 008001-35-2Y16 1154.73 TRICHLOROETHYLENE 000079-01-6Y150 770.12 TRIFLURALIN 001582-09-8Y198 651.7 VANADIUM 007440-62-2Y Also include vanadium compounds (TRI category N770).4 1387.75 VINYL CHLORIDE 000075-01-4Y58 996.07 XYLENES, TOTAL 001330-20-7Y include as mixed xylenes reported to TRI74 932.89 ZINC 007440-66-6Y Also include zinc compounds (TRI category N982).