A California appellate court affirmed a lower court decision that held that the California Regional Water Quality Control Board (Board) had no authority to enforce state law governing waste discharge to several hydroelectric dams operating under a federal license.

The D.C. Circuit denied a trucking association’s petition to review an EPA decision authorizing under the CAA a California rule that regulated emissions from transportation refrigeration units (TRUs) in trucks.

The California Supreme Court reversed a lower court decision to find that a citizen group’s suit challenging a city’s approval of a Wal-Mart was time barred under the California Environmental Quality Act (CEQA).

A district court granted defendant’s motions to exclude evidence of defendant’s prior conviction under, and involvement with, certain environmental laws in a case where defendant was charged with violating RCRA §3008(d)(2)(A).

A district court entered judgment for the Tennessee Valley Authority (TVA) with respect to environmental groups’ claims that the TVA violated the CAA and the Tennessee SIP in its operation of a fossil fuel-fired electricity generating facility.

The Fifth Circuit denied an environmental group’s petition to review a Surface Transportation Board (STB) decision that granted an exemption to a railroad company to construct and operate a rail line to service a proposed limestone quarry, which was to be developed in phases, without meeting cert

A California appellate court affirmed a lower court order clarifying and enforcing a prior decision, which had defined the rights of parties interested in the production of groundwater from the Seaside Basin, by restricting a water management district’s authority to require environmenta

The Third Circuit vacated and remanded a lower court decision finding a defendant liable for costs incurred at the Boarhead Farms Superfund site.