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U.S. Supreme Court rules that federally regulated dams need to obtain a Section 401 discharge license.

S. D. WARREN CO. v. MAINE BOARD OF ENVIRONMENTAL PROTECTION ET AL.

No. 04–1527. Argued February 21, 2006—Decided May 15, 2006

The issue in this case was whether operating a dam to produce hydroelectricity “may result in any discharge intothe navigable waters” of the United States. If so, then a federal license under §401 of the [...]

“Daily” in Total Daily Maximum Loads means “Daily” Circuit Court Rules

The Court of Appeals for the District of Columbia ruled that the word “daily” in the “Total Maximum Dailiy Load” definition of the Clean Water Act means “every day.” A lower court had ruled that the word was ambiguious and that the use by the EPA of seasonal and annual TMDLs was reasonable. [...]