Arkansas, et al. v. Oklahoma, et al. (503 U.S. 91)

U.S. Supreme Court · decided February 26, 1992 · Supreme Court Database (Spaeth)

Citation
503 U.S. 91 · 112 S. Ct. 1046
Decided
February 26, 1992
Term
October Term 1991
Vote
9–0
Majority author
Justice Stevens
Issue area
Economic Activity
Disposition
Reversed
Outcome
Petitioning party won
Ideological direction
Liberal

Opinion excerpt

Justice Stevens delivered the opinion of the Court. Pursuant to the Clean Water Act, 86 Stat. 816, as amended, 33 U. S. C. § 1251 et seq., the Environmental Protection Agency (EPA or Agency) issued a discharge permit to a new point source in Arkansas, about 39 miles upstream from the Oklahoma state line. The question presented in this litigation is whether the EPA’s finding that discharges from the new source would not cause a detectable violation of Oklahoma’s water quality standards satisfied the EPA’s duty to protect the interests of the downstream State. Disagreeing with the Court of Appeals, we hold that the Agency’s action was authorized by the statute. I In 1985, the city of Fayetteville, Arkansas, applied to the EPA, seeking a permit for the city’s new sewage treatment plant under the National Pollution Discharge Elimination System (NPDES). After the appropriate procedures, the EPA, pursuant to § 402(a)(1) of the Act, 33 U. S. C. § 1342(a)(1), issued a permit authorizing the plant to discharge up to half of its effluent (to a limit of 6.1 million gallons per day) into an unnamed stream in northwestern Arkansas. That flow passes through a series of three creeks for about 17 miles, and then enters the Illinois River at a point 22 miles upstream from the Arkansas-Oklahoma border. The permit imposed specific limitations on the quantity, content, and character of the…

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