Court of Appeals for the D.C. Circuit February 15, 1991, 90-1072 (National Wildlife Federation v. United States Environmental Protection Agency)

STEPHEN F. WILLIAMS, Circuit Judge:

The Safe Drinking Water Act of 1974, 42 U.S.C. §§ 300f

et seq.

(1988), established a

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state-federal partnership for the regulation of drinking water quality. The Environmental Protection Agency sets national drinking water standards; qualifying states are primarily responsible for their enforcement — they have, in the language of the trade, “primacy”.