A district court held that EPA exceeded its authority under CWA §404(c) when it invalidated an existing U.S. Army Corps of Engineer permit authorizing a mining company to discharge fill material…

The U.S. Supreme Court held that property owners may bring a civil action under the APA to challenge EPA's issuance of a CWA §309 compliance order that directs them to restore their property…

A district court held that EPA violated the CWA when it failed to review Oregon's nonpoint source rules. The nonpoint source provisions create exemptions for many sources of pollution in…

A district court upheld EPA's rule setting numeric nutrient criteria for Florida except in two respects: the stream criteria and the default downstream-protection criteria for unimpaired…

A New York trial court held that the state environmental agency's general permit for stormwater discharges from municipal separate storm sewer systems (MS4) violates the CWA and state law.…

A district court held that a mining company is liable for discharging arsenic and iron into a nearby creek in violation of its NPDES permit. The company did not deny or admit that it is in…

...

The D.C. Circuit held that a home builders' association lacked standing to challenge EPA's and the U.S. Army Corps of Engineers' determination that two reaches of the Santa Cruz…

The Sixth Circuit upheld an individual's conviction for unlawfully discharging industrial wastewater into the Detroit sewer system. The individual, who worked at an industrial waste…

The D.C. Circuit held that the U.S. Army Corps of Engineers complied with the CWA when it issued a permit authorizing the discharge of dredge and fill material into wetlands outside Tampa, Florida…