§141.50. Maximum contaminant level goals for organic contaminants.
40 C.F.R. § 141.50
MCLGs are zero for the following contaminants—
Benzene.
Vinyl chloride.
Carbon tetrachloride.
1,2-dichloroethane.
Trichloroethylene.
Acrylamide.
Alachlor.
Chlordane.
Dibromochloropropane.
1,2-Dichloropropane.
Epichlorohydrin.
Ethylene dibromide.
Heptachlor.
Heptachlor epoxide.
Pentachlorophenol.
Polychlorinated biphenyls (PCBs).
Tetrachloroethylene.
Toxaphene.
Benzo[a]pyrene.
Dichloromethane (methylene chloride).
Di(2-ethylhexyl)phthalate.
Hexachlorobenzene.
2,3,7,8-TCDD (Dioxin).
PFOA.
PFOS.
MCLGs for the following contaminants are as indicated—
Notes, amendments, and revision history
Amendments
[50 FR 46901, Nov. 13, 1985, as amended at 52 FR 20674, June 2, 1987; 52 FR 25716, July 8, 1987; 56 FR 3592, Jan. 30, 1991; 56 FR 30280, July 1, 1991; 57 FR 31846, July 17, 1992; 89 FR 32744, April 25, 2024]
Authority
Authority: 42 U.S.C. 300f, 300g-1, 300g-2, 300g-3, 300g-4, 300g-5, 300g-6, 300j-4, 300j-9, and 300j-11.
Source
Source: 40 FR 59570, Dec. 24, 1975, unless otherwise noted.
Amendments
[50 FR 46901, Nov. 13, 1985, as amended at 52 FR 20674, June 2, 1987; 52 FR 25716, July 8, 1987; 56 FR 3592, Jan. 30, 1991; 56 FR 30280, July 1, 1991; 57 FR 31846, July 17, 1992; 89 FR 32744, April 25, 2024]