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total maximum daily load

Salmon and the Clean Water Act: An Unfinished Agenda

ELR Article

Salmon require cool temperatures to migrate and reproduce. The Clean Water Act (CWA) requires states to develop and implement water quality standards sufficient to produce fishable waters. Nearly a half-century after its 1972 enactment...

Overboard? The Complexity of Traditional TMDL Calculations Under the Clean Water Act

ELR Article

The Clean Water Act (CWA) requires states to calculate total maximum daily loads (TMDLs) of individual pollutants that impair their waters. But the means by which TMDLs are calculated are imprecise, because (1) it is difficult to...

Florida: Water (generally)

ELR State Update Item

Ohio Valley Envtl. Coalition, Inc. v McCarthy

ELR Case

A district court held that EPA violated a nondiscretionary duty under the CWA in not reviewing West Virginia's TMDL submissions. The West Virginia Department of Environmental Protection (WVDEP) identified ionic toxicity as a cause of...

American Farm Bureau Federation v. United States Environmental Protection Agency

ELR Case

A district court held that environmental groups and water associations may intervene in a lawsuit challenging EPA's TMDL for the Chesapeake Bay and its tributaries. The plaintiffs in the lawsuit argued that the TMDL should be vacated...

Anacostia Riverkeeper v. Jackson

ELR Case

A district court held that EPA's approval of a sediments and total suspended solids (TSS) TMDL for the Anacostia River in Maryland and Washington, D.C., was arbitrary and capricious. When developing a TMDL for a particular pollutant,...

76 FR 549

ELR Federal Agency Update