StacksVerified U.S. regulatory reference

40 CFR §141.50

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)MCLGs are zero for the following contaminants:
    1. (1)Benzene.
    2. (2)Vinyl chloride.
    3. (3)Carbon tetrachloride.
    4. (4)1,2-dichloroethane.
    5. (5)Trichloroethylene.
    6. (6)Acrylamide.
    7. (7)Alachlor.
    8. (8)Chlordane.
    9. (9)Dibromochloropropane.
    10. (10)1,2-Dichloropropane.
    11. (11)Epichlorohydrin.
    12. (12)Ethylene dibromide.
    13. (13)Heptachlor.
    14. (14)Heptachlor epoxide.
    15. (15)Pentachlorophenol.
    16. (16)Polychlorinated biphenyls (PCBs).
    17. (17)Tetrachloroethylene.
    18. (18)Toxaphene.
    19. (19)Benzo[a]pyrene.
    20. (20)Dichloromethane (methylene chloride).
    21. (21)Di(2-ethylhexyl)phthalate.
    22. (22)Hexachlorobenzene.
    23. (23)2,3,7,8-TCDD (Dioxin).
    24. (24)PFOA.
    25. (25)PFOS.
  2. (b)MCLGs for the following contaminants are as indicated: