California's highest court upheld a regional water board's issuance of a NPDES permit authorizing a power plant to draw cooling water from an adjacent harbor and slough. An environmental group filed suit, claiming that the permit did not satisfy the "best technology available" requirement of CWA...

The South Carolina Supreme Court reversed a lower court decision dismissing a group's declaratory judgment action against a developer for filling isolated wetlands on its property without a permit. The lower court, relying on the U.S. Supreme Court's decision in Solid Waste Agency of Northern Coo...

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, the CWA and its implementing regulations require the state—in de...

The D.C. Circuit denied trade associations' petition for review of a nationwide permit issued by EPA for the discharge of pollutants incidental to the normal operation of vessels. The associations, which represent commercial ship owners and operators, raised a number of procedural challenges, al...

The Federal Circuit held that the U.S. Army Corps of Engineers' temporary deviations from the water release rates set forth in an operating plan for the Clearwater Dam that caused increased flooding in Arkansas' Dave Donaldson Black River Wildlife Management Area, which in turn caused excess...

A district court held that insurers have no duty to defend or indemnify a city in over two dozen underlying lawsuits alleging that the city delivered contaminated tap water to its residents. The insurance policies at issue contain pollution exclusion clauses. Under Illinois law, a pollution exclusio...

The Fifth Circuit vacated portions of EPA's 2008 concentrated animal feeding operations (CAFOs) rule. The rule requires CAFOs that propose to discharge to apply for an NPDES permit. But there must be an actual discharge into navigable waters to trigger the CWA's requirements. EPA, therefore,...

The Ninth Circuit held that a local flood district is liable under the CWA for discharging polluted stormwater into the Los Angeles and San Gabriel Rivers. Environmental groups filed suit against the flood district as well as against a county for unlawful stormwater discharges into the Los A...

A Michigan appellate court reversed the dismissal of property owners' nuisance claims against a manufacturing company for groundwater contamination. The lower court relied on Adkins v Thomas Solvent Co., 440 Mich. 293, 487 N.W. 2d 715 (1992), in dismissing the case. Adkins, however, was premised...

A district court ordered the Bureau of Ocean Exploration Management, Regulation, and Enforcement to act on five pending deepwater drilling permit applications within 30 days. The permit applicant met all the necessary requirements for a preliminary injunction. The Outer Continental Shelf Lan...