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...

A district court denied environmental groups' petition for review challenging BLM's and the U.S. Forest Service's approval of several oil and gas lease sales in the San Juan Basin of northern New Mexico. The groups, who were concerned that the leases would contribute to ozone emissions, impact publi...

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 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 D.C. Circuit upheld the Surface Transportation Board's imposition of environmental mitigation conditions in its approval of a "minor" railroad merger. The case involved the acquisition of a small "non-Class I" railroad by a larger "Class I" railroad company. Because the acquisition invol...

A district court held that the United States is an arranger and operator under CERCLA with regard to the waste disposal sites at four phosphate mines in the Caribou-Targhee National Forest. The United States conditioned its approval of mine plans on requiring the lessees to perform specific reclamat...

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 district court held that an environmental group may go forward with its CWA claim against a gas and electric company for unpermitted stormwater discharges from its service yards, but dismissed the group's RCRA claim. The company filed a motion to dismiss, arguing that its service yards do ...

The Ninth Circuit held that a timber company has standing to challenge EPA's decision to retain the Redwood Creek in Northern California as an impaired water body under CWA §303(d). The company has suffered a reduction in the economic value of its property in the Redwood Creek watershed, and the co...

A district court held that the U.S. Forest Service's travel management plan for the Salmon-Challis National Forest violates NEPA. Environmental groups argued that the travel plan fails to ensure that motor vehicle use is properly sited and managed on the Forest in order to minimize adverse environme...