40 C.F.R. Appendix I to Part 257—Maximum Contaminant Levels (MCLs)

Title 40 - Protection of Environment


Title 40: Protection of Environment
PART 257—CRITERIA FOR CLASSIFICATION OF SOLID WASTE DISPOSAL FACILITIES AND PRACTICES
Subpart B—Disposal Standards for the Receipt of Conditionally Exempt Small Quantity Generator (CESQG) Wastes at Non-Municipal Non-Hazardous Waste Disposal Units

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Appendix I to Part 257—Maximum Contaminant Levels (MCLs)
  Maximum Contaminant Levels (MCLs) Promulgated Under the Safe Drinking                                Water Act------------------------------------------------------------------------                                                                MCL (mg/                     Chemical                         CAS No.      l)------------------------------------------------------------------------Arsenic...........................................   7440-38-2   0.05Barium............................................   7440-39-3   1.0Benzene...........................................    71-343-2   0.005Cadmium...........................................   7440-43-9   0.01Carbon tetrachloride..............................     56-23-5   0.005Chromium (hexavalent).............................   7440-47-3   0.052,4-Dichlorophenoxy acetic acid...................     94-75-7   0.11,4-Dichlorobenzene...............................    106-46-7   0.0751,2-Dichloroethane................................    107-06-2   0.0051,1-Dichloroethylene..............................     75-35-4   0.007Endrin............................................     75-20-8   0.0002Fluoride..........................................           7   4.0Lindane...........................................     58-89-9   0.004Lead..............................................   7439-92-1   0.05Mercury...........................................   7439-97-6   0.002Methoxychlor......................................     72-43-5   0.1Nitrate...........................................  ..........  10.0Selenium..........................................   7782-49-2   0.01Silver............................................   7440-22-4   0.05Toxaphene.........................................   8001-35-2   0.0051,1,1-Trichloroethane.............................     71-55-6   0.2Trichloroethylene.................................     79-01-6   0.0052,4,5-Trichlorophenoxy acetic acid................     93-76-5   0.01Vinyl chloride....................................     75-01-4   0.002------------------------------------------------------------------------

[56 FR 51016, Oct. 9, 1991]

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