Page 83 - Water and wastewater engineering

2-26 WATER AND WASTEWATER ENGINEERING

TABLE 2-11
EPA’s priority pollutant list
1. Antimony 43. Trichloroethylene 87. Fluorene
2. Arsenic 44. Vinyl chloride 88. Hexachlorobenzene
3. Beryllium 45. 2-Chlorophenol 89. Hexachlorobutadiene
4. Cadmium 46. 2,4-Dichlorophenol 90. Hexachlorocyclopentadiene
5a. Chromium (III) 47. 2,4-Dimethylphenol 91. Hexachloroethane
5b. Chromium (VI) 48. 2-Methyl-4-chlorophenol 92. Indeno(1,2,3-cd)pyrene
6. Copper 49. 2,4-Dinitrophenol 93. Isophorone
7. Lead 50. 2-Nitrophenol 94. Naphthalene
8. Mercury 51. 4-Nitrophenol 95. Nitrobenzene
9. Nickel 52. 3-Methyl-4-chlorophenol 96. N-Nitrosodimethylamine
10. Selenium 53. Pentachlorophenol 97. N-Nitrosodi-n-propylamine
11. Silver 54. Phenol 98. N-Nitrosodiphenylamine
12. Thallium 55. 2,4,6-Trichlorophenol 99. Phenanthrene
13. Zinc 56. Acenaphthene 100. Pyrene
14. Cyanide 57. Acenaphthylene 101. 1,2,4-Trichlorobenzene
15. Asbestos 58. Anthracene 102. Aldrin
16. 2,3,7,8-TCDD (Dioxin) 59. Benzidine 103. alpha-BHC
17. Acrolein 60. Benzo(a)anthracene 104. beta-BHC
18. Acrylonitrile 61. Benzo(a)pyrene 105. gamma-BHC
19. Benzene 62. Benzo(a)fluoranthene 106. delta-BHC
20. Bromoform 63. Benzo(ghi)perylene 107. Chlordane
21. Carbon tetrachloride 64. Benzo(k)fluoranthene 108. 4,4’-DDT
22. Chlorobenzene 65. bis(2-Chloroethoxy)methane 109. 4,4’-DDE
23. Chlorodibromomethane 67. bis(2-Chloroisopropyl)ether 110. 4,4’-DDD
24. Chloroethane 68. bis(2-Ethylhexyl)phthalate 111. Dieldrin
25. 2-Chloroethylvinyl ether 69. 4-Bromophenyl phenyl ether 112. alpha-Endosulfan
26. Chloroform 70. Butylbenzyl phthalate 113. beta-Endosulfan
27. Dichlorobromomethane 71. 2-Chloronaphthalene 114. Endosulfan sulfate
28. 1,1-Dichloroethane 72. 4-Chlorophenyl phenyl ether 115. Endrin
29. 1,2-Dichloroethane 73. Chrysene 116. Endrin aldehyde
30. 1,1-Dichloroethylene 74. Dibenzo(a,h)anthracene 117. Heptachlor
31. 1,2-Dichloropropane 75. 1,2-Dichlorobenzene 118. Heptachlor epoxide
32. 1,3-Dichloropropylene 76. 1,3-Dichlorobenzene 119. PCB-1242
33. Ethylbenzene 77. 1,4-Dichlorobenzene 120. PCB-1254
34. Methyl bromide 78. 3,3-Dichlorobenzidine 121. PCB-1221
35. Methyl chloride 79. Diethyl phthalate 122. PCB-1232
36. Methylene chloride 80. Dimethyl phthalate 123. PCB-1248
37. 1,2,2,2-Tetrachloroethane 81. Di-n-butyl phthalate 124. PCB-1260
38. Tetrachloroethylene 82. 2,4-Dinitrotoluene 125. PCB-1016
39. Toluene 83. 2,6-Dinitrotoluene 126. Toxaphene
40. 1,2-trans-dichloroethylene 84. Di-n-octyl phthalate
41. 1,1,1-Trichloroethane 85. 1,2-Diphenylhydrazine
42. 2,4 Dichlorophenol 86. Fluoranthene
Source: Code of Federal Regulations, 40 CFR 131.36, July 1, 1993.