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…

The U.S. Supreme Court held that the Outer Continental Shelf Lands Act (OCSLA) extends workers compensation coverage to an employee who can establish a substantial nexus between his injury and…

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.…