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 to approval by…

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 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…

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 water…

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…

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 Oregon'…

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 lakes.…

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 Engineers…