A district court remanded to EPA its determination that several provisions of Florida's "impaired water rule" are not new or revised water quality standards and, thus, not subject…

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…

The Seventh Circuit held that an insurance company has no duty to defend or indemnify a town in underlying lawsuits alleging that it knowingly supplied contaminated drinking water to its…

The Ninth Circuit affirmed a lower court decision granting summary judgment in favor of the U.S. government on claims challenging the DOI's accounting of approximately 9,000 acre feet of…

The D.C. Circuit remanded a Minerals Management Service (MMS) order obligating an oil and gas company to plug permanently and to abandon its oil wells off the coast of California. The company…

A district court held that BP and Anadarko Petroleum are responsible parties under OPA for pollution stemming from the Deepwater Horizon disaster and subject to civil penalties under the CWA, but…

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…

The Federal Circuit affirmed a lower court decision dismissing a landowner's claim for just compensation under the Fifth Amendment for an alleged taking based on the U.S. Army Corps of…