1999
RANK |
SUBSTANCE NAME |
TOTAL
POINTS |
1997
RANK |
CAS NUMBER* |
1 |
ARSENIC |
1641.13 |
1 |
007440-38-2 |
2 |
LEAD |
1525.49 |
2 |
007439-92-1 |
3 |
MERCURY |
1507.64 |
3 |
007439-97-6 |
4 |
VINYL CHLORIDE |
1387.85 |
4 |
000075-01-4 |
5 |
BENZENE |
1364.96 |
5 |
000071-43-2 |
6 |
POLYCHLORINATED BIPHENYLS |
1352.69 |
6 |
001336-36-3 |
7 |
CADMIUM |
1317.83 |
7 |
007440-43-9 |
8 |
BENZO(A)PYRENE |
1295.56 |
8 |
000050-32-8 |
9 |
POLYCYCLIC AROMATIC HYDROCARBONS |
1274.22 |
10 |
130498-29-2 |
10 |
BENZO(B)FLUORANTHENE |
1262.86 |
9 |
000205-99-2 |
11 |
CHLOROFORM |
1238.31 |
11 |
000067-66-3 |
12 |
DDT, P,P'- |
1186.79 |
13 |
000050-29-3 |
13 |
AROCLOR 1260 |
1182.49 |
14 |
011096-82-5 |
14 |
AROCLOR 1254 |
1177.17 |
12 |
011097-69-1 |
15 |
TRICHLOROETHYLENE |
1159.64 |
15 |
000079-01-6 |
16 |
CHROMIUM, HEXAVALENT |
1151.62 |
16 |
018540-29-9 |
17 |
DIBENZO(A,H)ANTHRACENE |
1151.04 |
17 |
000053-70-3 |
18 |
DIELDRIN |
1140.86 |
18 |
000060-57-1 |
19 |
HEXACHLOROBUTADIENE |
1129.27 |
19 |
000087-68-3 |
20 |
DDE, P,P'- |
1126.36 |
22 |
000072-55-9 |
21 |
CREOSOTE |
1124.19 |
21 |
008001-58-9 |
22 |
CHLORDANE |
1123.93 |
20 |
000057-74-9 |
23 |
BENZIDINE |
1115.29 |
23 |
000092-87-5 |
24 |
ALDRIN |
1112.25 |
25 |
000309-00-2 |
25 |
AROCLOR 1248 |
1110.58 |
27 |
012672-29-6 |
26 |
CYANIDE |
1108.82 |
24 |
000057-12-5 |
27 |
DDD, P,P'- |
1107.12 |
26 |
000072-54-8 |
28 |
AROCLOR 1242 |
1104.26 |
29 |
053469-21-9 |
29 |
PHOSPHORUS, WHITE |
1096.53 |
28 |
007723-14-0 |
30 |
HEPTACHLOR |
1092.33 |
30 |
000076-44-8 |
31 |
TETRACHLOROETHYLENE |
1079.84 |
33 |
000127-18-4 |
32 |
TOXAPHENE |
1078.47 |
31 |
008001-35-2 |
33 |
HEXACHLOROCYCLOHEXANE, GAMMA- |
1076.46 |
32 |
000058-89-9 |
34 |
HEXACHLOROCYCLOHEXANE, BETA- |
1061.86 |
35 |
000319-85-7 |
35 |
BENZO(A)ANTHRACENE |
1056.05 |
38 |
000056-55-3 |
36 |
1,2-DIBROMOETHANE |
1055.21 |
36 |
000106-93-4 |
37 |
DISULFOTON |
1052.87 |
37 |
000298-04-4 |
38 |
ENDRIN |
1043.85 |
39 |
000072-20-8 |
39 |
BERYLLIUM |
1036.39 |
44 |
007440-41-7 |
40 |
HEXACHLOROCYCLOHEXANE, DELTA- |
1035.67 |
41 |
000319-86-8 |
41 |
AROCLOR 1221 |
1034.55 |
34 |
011104-28-2 |
42 |
DI-N-BUTYL PHTHALATE |
1029.66 |
42 |
000084-74-2 |
43 |
1,2-DIBROMO-3-CHLOROPROPANE |
1026.97 |
43 |
000096-12-8 |
44 |
PENTACHLOROPHENOL |
1024.00 |
45 |
000087-86-5 |
45 |
AROCLOR 1016 |
1020.24 |
40 |
012674-11-2 |
46 |
CARBON TETRACHLORIDE |
1019.73 |
46 |
000056-23-5 |
47 |
HEPTACHLOR EPOXIDE |
1017.05 |
52 |
001024-57-3 |
48 |
XYLENES, TOTAL |
1011.71 |
83 |
001330-20-7 |
49 |
COBALT |
1010.56 |
47 |
007440-48-4 |
50 |
ENDOSULFAN SULFATE |
1010.22 |
50 |
001031-07-8 |
51 |
DDT, O,P'- |
1009.79 |
NEW |
000789-02-6 |
52 |
NICKEL |
1007.12 |
49 |
007440-02-0 |
53 |
3,3'-DICHLOROBENZIDINE |
1003.56 |
51 |
000091-94-1 |
54 |
DIBROMOCHLOROPROPANE |
992.42 |
54 |
067708-83-2 |
55 |
ENDOSULFAN, ALPHA |
991.88 |
48 |
000959-98-8 |
56 |
ENDOSULFAN |
988.85 |
53 |
000115-29-7 |
57 |
BENZO(K)FLUORANTHENE |
984.44 |
59 |
000207-08-9 |
58 |
AROCLOR |
984.38 |
55 |
012767-79-2 |
59 |
ENDRIN KETONE |
971.97 |
57 |
053494-70-5 |
60 |
CIS-CHLORDANE |
969.93 |
62 |
005103-71-9 |
61 |
2-HEXANONE |
968.01 |
60 |
000591-78-6 |
62 |
TOLUENE |
965.07 |
61 |
000108-88-3 |
63 |
AROCLOR 1232 |
961.15 |
58 |
011141-16-5 |
64 |
ENDOSULFAN, BETA |
960.22 |
56 |
033213-65-9 |
65 |
METHANE |
959.61 |
63 |
000074-82-8 |
66 |
TRANS-CHLORDANE |
956.10 |
64 |
005103-74-2 |
67 |
2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN |
948.51 |
66 |
001746-01-6 |
68 |
BENZOFLUORANTHENE |
947.12 |
71 |
056832-73-6 |
69 |
ENDRIN ALDEHYDE |
944.52 |
84 |
007421-93-4 |
70 |
ZINC |
931.94 |
65 |
007440-66-6 |
71 |
DIMETHYLARSINIC ACID |
928.41 |
94 |
000075-60-5 |
72 |
DI(2-ETHYLHEXYL)PHTHALATE |
924.69 |
67 |
000117-81-7 |
73 |
CHROMIUM |
913.61 |
69 |
007440-47-3 |
74 |
METHYLENE CHLORIDE |
903.26 |
70 |
000075-09-2 |
75 |
NAPHTHALENE |
899.12 |
72 |
000091-20-3 |
76 |
METHOXYCHLOR |
898.95 |
68 |
000072-43-5 |
77 |
1,1-DICHLOROETHENE |
894.62 |
73 |
000075-35-4 |
78 |
AROCLOR 1240 |
884.91 |
NEW |
071328-89-7 |
79 |
BIS(2-CHLOROETHYL) ETHER |
869.57 |
76 |
000111-44-4 |
80 |
1,2-DICHLOROETHANE |
869.08 |
74 |
000107-06-2 |
81 |
2,4-DINITROPHENOL |
866.03 |
77 |
000051-28-5 |
82 |
2,4,6-TRINITROTOLUENE |
864.61 |
78 |
000118-96-7 |
83 |
2,4,6-TRICHLOROPHENOL |
860.94 |
82 |
000088-06-2 |
84 |
CHLORINE |
852.04 |
152 |
007782-50-5 |
85 |
CYCLOTRIMETHYLENETRINITRAMINE (RDX) |
851.76 |
75 |
000121-82-4 |
86 |
1,1,1-TRICHLOROETHANE |
850.10 |
79 |
000071-55-6 |
87 |
ETHYLBENZENE |
848.03 |
81 |
000100-41-4 |
88 |
1,1,2,2-TETRACHLOROETHANE |
844.67 |
80 |
000079-34-5 |
89 |
THIOCYANATE |
842.99 |
85 |
000302-04-5 |
90 |
ASBESTOS |
841.68 |
86 |
001332-21-4 |
91 |
4,6-DINITRO-O-CRESOL |
836.74 |
87 |
000534-52-1 |
92 |
URANIUM |
832.01 |
88 |
007440-61-1 |
93 |
RADIUM |
830.22 |
90 |
007440-14-4 |
94 |
RADIUM-226 |
829.87 |
91 |
013982-63-3 |
95 |
HEXACHLOROBENZENE |
829.67 |
93 |
000118-74-1 |
96 |
ETHION |
829.44 |
92 |
000563-12-2 |
97 |
THORIUM |
824.80 |
95 |
007440-29-1 |
98 |
CHLOROBENZENE |
823.89 |
89 |
000108-90-7 |
99 |
BARIUM |
822.46 |
98 |
007440-39-3 |
100 |
2,4-DINITROTOLUENE |
821.29 |
99 |
000121-14-2 |
101 |
FLUORANTHENE |
820.84 |
96 |
000206-44-0 |
102 |
RADON |
817.31 |
97 |
010043-92-2 |
103 |
RADIUM-228 |
813.44 |
102 |
015262-20-1 |
104 |
THORIUM-230 |
813.18 |
101 |
014269-63-7 |
105 |
DIAZINON |
813.17 |
100 |
000333-41-5 |
106 |
BROMINE |
813.01 |
161 |
007726-95-6 |
107 |
1,3,5-TRINITROBENZENE |
812.50 |
105 |
000099-35-4 |
108 |
URANIUM-235 |
811.84 |
103 |
015117-96-1 |
109 |
TRITIUM |
811.30 |
109 |
010028-17-8 |
110 |
URANIUM-234 |
811.02 |
104 |
013966-29-5 |
111 |
THORIUM-228 |
810.25 |
106 |
014274-82-9 |
112 |
N-NITROSODI-N-PROPYLAMINE |
810.14 |
107 |
000621-64-7 |
113 |
CESIUM-137 |
809.95 |
110 |
010045-97-3 |
114 |
HEXACHLOROCYCLOHEXANE, ALPHA- |
809.22 |
108 |
000319-84-6 |
115 |
CHRYSENE |
809.16 |
116 |
000218-01-9 |
116 |
RADON-222 |
807.58 |
111 |
014859-67-7 |
117 |
POLONIUM-210 |
807.27 |
112 |
013981-52-7 |
118 |
CHRYSOTILE ASBESTOS |
807.01 |
113 |
012001-29-5 |
119 |
THORIUM-227 |
806.21 |
115 |
015623-47-9 |
120 |
POTASSIUM-40 |
806.18 |
123 |
013966-00-2 |
121 |
COAL TARS |
805.94 |
119 |
008007-45-2 |
122 |
PLUTONIUM-238 |
805.92 |
118 |
013981-16-3 |
123 |
THORON (RADON-220) |
805.42 |
117 |
022481-48-7 |
124 |
COPPER |
805.37 |
136 |
007440-50-8 |
125 |
STRONTIUM-90 |
805.12 |
125 |
010098-97-2 |
126 |
COBALT-60 |
805.10 |
121 |
010198-40-0 |
127 |
METHYLMERCURY |
804.88 |
114 |
022967-92-6 |
128 |
CHLORPYRIFOS |
804.85 |
120 |
002921-88-2 |
129 |
LEAD-210 |
804.59 |
122 |
014255-04-0 |
130 |
PLUTONIUM-239 |
804.57 |
123 |
015117-48-3 |
131 |
PLUTONIUM |
803.77 |
126 |
007440-07-5 |
132 |
AMERICIUM-241 |
803.49 |
126 |
086954-36-1 |
133 |
IODINE-131 |
803.24 |
128 |
010043-66-0 |
134 |
AMOSITE ASBESTOS |
802.42 |
129 |
012172-73-5 |
134 |
GUTHION |
802.42 |
129 |
000086-50-0 |
136 |
BISMUTH-214 |
802.16 |
131 |
014733-03-0 |
136 |
LEAD-214 |
802.16 |
131 |
015067-28-4 |
138 |
CHLORDECONE |
801.89 |
133 |
000143-50-0 |
138 |
PLUTONIUM-240 |
801.89 |
133 |
014119-33-6 |
138 |
TRIBUTYLTIN |
801.89 |
133 |
000688-73-3 |
141 |
MANGANESE |
794.62 |
138 |
007439-96-5 |
142 |
S,S,S-TRIBUTYL PHOSPHOROTRITHIOATE |
794.35 |
137 |
000078-48-8 |
143 |
SELENIUM |
788.16 |
142 |
007782-49-2 |
144 |
POLYBROMINATED BIPHENYLS |
786.35 |
139 |
067774-32-7 |
145 |
DICOFOL |
784.76 |
140 |
000115-32-2 |
146 |
PARATHION |
778.00 |
143 |
000056-38-2 |
147 |
HEXACHLOROCYCLOHEXANE, TECHNICAL |
776.82 |
144 |
000608-73-1 |
148 |
PENTACHLOROBENZENE |
771.00 |
146 |
000608-93-5 |
149 |
TRICHLOROFLUOROETHANE |
768.57 |
147 |
027154-33-2 |
150 |
TREFLAN (TRIFLURALIN) |
767.88 |
NEW |
001582-09-8 |
151 |
4,4'-METHYLENEBIS(2-CHLOROANILINE) |
764.81 |
149 |
000101-14-4 |
152 |
1,1-DICHLOROETHANE |
763.84 |
145 |
000075-34-3 |
153 |
DDD, O,P'- |
761.79 |
NEW |
000053-19-0 |
154 |
HEXACHLORODIBENZO-P-DIOXIN |
761.30 |
150 |
034465-46-8 |
155 |
HEPTACHLORODIBENZO-P-DIOXIN |
755.51 |
141 |
037871-00-4 |
156 |
2-METHYLNAPHTHALENE |
745.41 |
156 |
000091-57-6 |
157 |
1,1,2-TRICHLOROETHANE |
745.11 |
151 |
000079-00-5 |
158 |
AMMONIA |
743.40 |
153 |
007664-41-7 |
159 |
ACENAPHTHENE |
742.02 |
155 |
000083-32-9 |
160 |
1,2,3,4,6,7,8,9-OCTACHLORODIBENZOFURAN |
742.00 |
148 |
039001-02-0 |
161 |
PHENOL |
731.76 |
158 |
000108-95-2 |
162 |
TRICHLOROETHANE |
726.26 |
160 |
025323-89-1 |
163 |
CHROMIUM(VI) TRIOXIDE |
725.07 |
159 |
001333-82-0 |
164 |
1,2-DICHLOROETHENE, TRANS- |
724.90 |
157 |
000156-60-5 |
165 |
HEPTACHLORODIBENZOFURAN |
720.55 |
154 |
038998-75-3 |
166 |
HEXACHLOROCYCLOPENTADIENE |
715.93 |
188 |
000077-47-4 |
167 |
1,4-DICHLOROBENZENE |
714.97 |
162 |
000106-46-7 |
168 |
1,2-DIPHENYLHYDRAZINE |
711.14 |
168 |
000122-66-7 |
169 |
CRESOL, PARA- |
710.31 |
255 |
000106-44-5 |
170 |
1,2-DICHLOROBENZENE |
707.53 |
163 |
000095-50-1 |
171 |
LEAD-212 |
705.80 |
164 |
015092-94-1 |
172 |
OXYCHLORDANE |
705.04 |
165 |
027304-13-8 |
173 |
2,3,4,7,8-PENTACHLORODIBENZOFURAN |
704.18 |
207 |
057117-31-4 |
174 |
RADIUM-224 |
703.65 |
166 |
013233-32-4 |
175 |
ACETONE |
703.21 |
173 |
000067-64-1 |
176 |
HEXACHLORODIBENZOFURAN |
702.90 |
174 |
055684-94-1 |
177 |
BENZOPYRENE |
702.36 |
NEW |
073467-76-2 |
177 |
BISMUTH-212 |
702.36 |
167 |
014913-49-6 |
179 |
AMERICIUM |
701.82 |
NEW |
007440-35-9 |
179 |
CESIUM-134 |
701.82 |
NEW |
013967-70-9 |
179 |
CHROMIUM-51 |
701.82 |
NEW |
014392-02-0 |
182 |
TETRACHLOROPHENOL |
699.57 |
169 |
025167-83-3 |
183 |
CARBON DISULFIDE |
698.16 |
170 |
000075-15-0 |
184 |
CHLOROETHANE |
697.94 |
172 |
000075-00-3 |
185 |
INDENO(1,2,3-CD)PYRENE |
697.75 |
177 |
000193-39-5 |
186 |
DIBENZOFURAN |
690.90 |
175 |
000132-64-9 |
187 |
P-XYLENE |
690.07 |
NEW |
000106-42-3 |
188 |
2,4-DIMETHYLPHENOL |
688.71 |
176 |
000105-67-9 |
189 |
AROCLOR 1268 |
683.40 |
NEW |
011100-14-4 |
190 |
1,2,3-TRICHLOROBENZENE |
679.54 |
179 |
000087-61-6 |
191 |
PENTACHLORODIBENZOFURAN |
677.39 |
181 |
030402-15-4 |
192 |
HYDROGEN SULFIDE |
677.00 |
171 |
007783-06-4 |
193 |
ALUMINUM |
676.84 |
178 |
007429-90-5 |
194 |
TETRACHLOROETHANE |
669.36 |
180 |
025322-20-7 |
195 |
CRESOL, ORTHO- |
664.16 |
NEW |
000095-48-7 |
196 |
1,2,4-TRICHLOROBENZENE |
660.56 |
184 |
000120-82-1 |
197 |
HEXACHLOROETHANE |
655.00 |
182 |
000067-72-1 |
198 |
BUTYL BENZYL PHTHALATE |
654.79 |
183 |
000085-68-7 |
199 |
CHLOROMETHANE |
654.06 |
185 |
000074-87-3 |
200 |
VANADIUM |
643.53 |
186 |
007440-62-2 |
201 |
1,3-DICHLOROBENZENE |
643.23 |
199 |
000541-73-1 |
202 |
TETRACHLORODIBENZO-P-DIOXIN |
642.53 |
187 |
041903-57-5 |
203 |
2-BUTANONE |
635.58 |
190 |
000078-93-3 |
204 |
N-NITROSODIPHENYLAMINE |
631.62 |
189 |
000086-30-6 |
205 |
PENTACHLORODIBENZO-P-DIOXIN |
631.35 |
191 |
036088-22-9 |
206 |
2,3,7,8-TETRACHLORODIBENZOFURAN |
626.69 |
193 |
051207-31-9 |
207 |
SILVER |
623.74 |
196 |
007440-22-4 |
208 |
2,4-DICHLOROPHENOL |
620.85 |
233 |
000120-83-2 |
209 |
1,2-DICHLOROETHYLENE |
619.36 |
230 |
000540-59-0 |
210 |
BROMOFORM |
616.50 |
197 |
000075-25-2 |
211 |
ACROLEIN |
615.42 |
194 |
000107-02-8 |
212 |
CHROMIC ACID |
612.07 |
195 |
007738-94-5 |
213 |
2,4,5-TRICHLOROPHENOL |
610.20 |
237 |
000095-95-4 |
214 |
NONACHLOR, TRANS- |
608.32 |
198 |
039765-80-5 |
215 |
COAL TAR PITCH |
605.90 |
201 |
065996-93-2 |
216 |
PHENANTHRENE |
605.07 |
232 |
000085-01-8 |
217 |
NITRATE |
604.93 |
229 |
014797-55-8 |
218 |
ARSENIC TRIOXIDE |
604.83 |
204 |
001327-53-3 |
219 |
NONACHLOR, CIS- |
604.57 |
202 |
005103-73-1 |
220 |
HYDRAZINE |
604.49 |
203 |
000302-01-2 |
221 |
TECHNETIUM-99 |
604.29 |
208 |
014133-76-7 |
222 |
NITRITE |
603.81 |
231 |
014797-65-0 |
223 |
ARSENIC ACID |
603.75 |
205 |
007778-39-4 |
224 |
PHORATE |
603.49 |
206 |
000298-02-2 |
225 |
BROMODICHLOROETHANE |
602.96 |
209 |
000683-53-4 |
225 |
DIMETHOATE |
602.96 |
209 |
000060-51-5 |
227 |
STROBANE |
602.75 |
212 |
008001-50-1 |
228 |
NALED |
602.70 |
211 |
000300-76-5 |
229 |
ARSINE |
602.68 |
213 |
007784-42-1 |
230 |
4-AMINOBIPHENYL |
602.68 |
214 |
000092-67-1 |
230 |
PYRETHRUM |
602.68 |
214 |
008003-34-7 |
230 |
TETRACHLOROBIPHENYL |
602.68 |
214 |
026914-33-0 |
233 |
DIBENZOFURANS, CHLORINATED |
602.42 |
217 |
042934-53-2 |
233 |
ETHOPROP |
602.42 |
217 |
013194-48-4 |
233 |
NITROGEN DIOXIDE |
602.42 |
217 |
010102-44-0 |
236 |
CARBOPHENOTHION |
602.15 |
220 |
000786-19-6 |
236 |
THORIUM-234 |
602.15 |
220 |
015065-10-8 |
238 |
DICHLORVOS |
601.89 |
222 |
000062-73-7 |
238 |
OZONE |
601.89 |
222 |
010028-15-6 |
238 |
PALLADIUM |
601.89 |
275 |
007440-05-3 |
241 |
CALCIUM ARSENATE |
601.61 |
NEW |
007778-44-1 |
241 |
CARBON-14 |
601.61 |
224 |
014762-75-5 |
241 |
EUROPIUM-154 |
601.61 |
NEW |
015585-10-1 |
241 |
KRYPTON-85 |
601.61 |
NEW |
013983-27-2 |
241 |
MERCURIC CHLORIDE |
601.61 |
224 |
007487-94-7 |
241 |
SODIUM-22 |
601.61 |
224 |
013966-32-0 |
241 |
STRONTIUM-89 |
601.61 |
NEW |
014158-27-1 |
241 |
SULFUR-35 |
601.61 |
224 |
015117-53-0 |
241 |
URANIUM-233 |
601.61 |
224 |
013968-55-3 |
250 |
2,4-D ACID |
600.48 |
238 |
000094-75-7 |
251 |
ANTIMONY |
597.56 |
241 |
007440-36-0 |
252 |
CRESOLS |
594.47 |
NEW |
001319-77-3 |
253 |
PYRENE |
587.22 |
236 |
000129-00-0 |
254 |
2-CHLOROPHENOL |
585.82 |
200 |
000095-57-8 |
255 |
DICHLOROBENZENE |
585.69 |
234 |
025321-22-6 |
256 |
FORMALDEHYDE |
584.81 |
235 |
000050-00-0 |
257 |
N-NITROSODIMETHYLAMINE |
583.18 |
NEW |
000062-75-9 |
258 |
CHLORODIBROMOMETHANE |
582.62 |
239 |
000124-48-1 |
259 |
SUTAN |
574.87 |
243 |
002008-41-5 |
260 |
DICHLOROETHANE |
572.77 |
244 |
001300-21-6 |
261 |
1,3-DINITROBENZENE |
572.75 |
247 |
000099-65-0 |
262 |
DIMETHYL FORMAMIDE |
570.95 |
240 |
000068-12-2 |
263 |
1,3-DICHLOROPROPENE, CIS- |
570.88 |
245 |
010061-01-5 |
264 |
ETHYL ETHER |
570.18 |
246 |
000060-29-7 |
265 |
4-NITROPHENOL |
562.24 |
252 |
000100-02-7 |
266 |
1,3-DICHLOROPROPENE, TRANS- |
556.18 |
257 |
010061-02-6 |
267 |
TRICHLOROBENZENE |
555.00 |
251 |
012002-48-1 |
268 |
FLUORIDE |
551.20 |
249 |
016984-48-8 |
269 |
1,2-DICHLOROPROPANE |
548.48 |
256 |
000078-87-5 |
270 |
2,6-DINITROTOLUENE |
546.27 |
250 |
000606-20-2 |
271 |
METHYL PARATHION |
544.25 |
254 |
000298-00-0 |
272 |
METHYL ISOBUTYL KETONE |
541.79 |
253 |
000108-10-1 |
273 |
OCTACHLORODIBENZO-P-DIOXIN |
533.34 |
248 |
003268-87-9 |
274 |
STYRENE |
532.90 |
258 |
000100-42-5 |
275 |
FLUORENE |
531.23 |
260 |
000086-73-7 |
|