The D.C. Circuit held that a home builders' association lacked standing to challenge EPA's and the U.S. Army Corps of Engineers' determination that two reaches of the Santa Cruz River in southern Arizona constitute "traditional navigable waters" (TNW) under the CWA. The court previously held in a si...

The Federal Circuit upheld a lower court decision dismissing on jurisdictional grounds a landowner's Fifth Amendment takings claim against the government in connection with a CWA permit denial. The lower court held that the complaint was barred by 28 U.S.C. §1500, which prohibits the U.S. Court of ...

The Fifth Circuit held that parties to the class action settlement agreement concerning economic and property damages stemming from the Deepwater Horizon oil spill may seek appellate review of district court decisions on individual claims. The district court had approved final rules governing discre...

A district court held that a corporation subject to an EPA unilateral administrative order (UAO) in connection with the Columbia Nitrogen Superfund site in Charleston, South Carolina, may seek contribution under CERCLA §113 and not §107. Defendant companies argued that the corporation was preclude...

A district court held that trade associations and nonprofit corporations representing members of the timber industry lack standing to challenge the Forest Service's 2012 planning rule governing development of individual land and resource management plans for the 155 national forests and 20 national ...

A district court held that a power company may seek contribution for some of the cleanup costs it incurred at a site adjacent to Lake Superior in Ashland, Wisconsin. The company's CERCLA §113 contribution claims stemming from a 2003 consent decree, and all its §107 cost recovery claims, are time-b...

The Ninth Circuit held that in allocating liability to a nonsettling defendant in a CERCLA contribution action, a district court has discretion to determine the most equitable method of accounting for settlements between private parties. Agreeing with the First Circuit and declining to follow the re...

The Fourth Circuit held that a public utility that sold used PCB-containing electrical transformers in the 1980s to a company for reconditioning and resale should not be held liable under CERCLA as an arranger. EPA added the site to the NPL in the mid-2000s, and the current owners of the site bore m...

The U.S. Supreme Court held that mere knowledge of continuing spills and leaks is insufficient grounds for holding a company liable as an arranger under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). Under the plain language of CERCLA §107(a)(3), an entity may q...