A California appellate court upheld a lower court decision denying an environmental group's petition challenging a county's approval of a proposed surface mining operation on a 1,500-acre site at the base of the Sierra Nevada foothills. As required by the California Environmental Quality Act, an env...

A district court dismissed four individuals' claims that the emission of hydrogen sulfide (H2S) and sulfur dioxide (SO2) from an oil refinery in Chalmette, Louisiana, caused them a variety of physical and mental damages. The toxic tort case involves 1,836 plaintiffs who allege exposure to H2S and SO...

A district court remanded to state court a Louisiana parish's lawsuit against 19 oil and gas companies for alleged environmental damages stemming from the companies' exploration, production, and transportation activities. The parish claims these operations were conducted in violation of the State an...

A California appellate court held that the San Diego Association of Governments (SANDAG) failed to adequately consider greenhouse gas emissions impacts in violation of the California Environmental Quality Act (CEQA) during its preparation of its 2050 regional transportation plan. A lower court ruled...

The Ninth Circuit upheld a lower court decision dismissing an environmental group's citizen suit requesting EPA to issue more stringent regulations for ozone pollution under the PSD program. The group alleged that the EPA Administrator has a nondiscretionary duty to issue revised ozone regulations u...

A New Jersey appellate court held that the state environmental agency exceeded its authority when it seized control of a privately owned landfill under an emergency order intended to abate an alleged imminent threat to the environment arising from continued emissions of hydrogen sulfide. The order e...

A Washington State appellate court held that a county ordinance banning the land application of the most common class of biosolids is unconstitutional. The state' s biosolids program was created in 1992 to facilitate and encourage recycling, rather than disposal, of sewage waste, and the state's env...

A California appellate court held that San Diego County's adoption of a climate action plan violated the California Environmental Quality Act (CEQA). Pursuant to the California Global Warming Solutions Act of 2006, the county issued a program environmental impact report (PEIR) and adopted a number o...

The Ninth Circuit held that DOT did not violate the CAA or NEPA in its approval of a planned expressway connecting the Ports of Los Angeles and Long Beach, California. In the course of the project’s approval process, DOT conducted an air quality conformity determination under the CAA, which involv...

The D.C. Circuit dismissed automobile industry groups' petition challenging an EPA rule intended to mitigate the misfueling of vehicles and engines with gasoline containing greater than 10% ethanol (E10). Among other measures, the rule prohibits the use of E10 gasoline in certain vehicles, engines, ...