A California Appeals Court upheld a state cap-and-trade regime against challenges from the state commerce board and affected industry players. In 2006, California passed the California Global Warming Solutions Act, which aims to reduce greenhouse gas (GHG) emissions. To achieve the goals of the act,...

The Ninth Circuit upheld an EPA federal implementation plan (FIP) under the CAA that replaced rejected portions of the Arizona SIP concerning air quality at federal parks and forests. In 2011, Arizona submitted a SIP to EPA for approval. EPA disapproved certain aspects of Arizona’s SIP concerning ...

A district court granted defendant's motion for summary judgment in a case involving a city utility's suit against an upstream drainage district over excess nitrate pollution in the utility's water source. In a prior decision involving these two entities, the Iowa Supreme court held that drainage di...

A district court ordered EPA to complete overdue assessments of 13 sources of hazardous air pollutants. In 2016, environmental groups sued the Agency over a failure to meet CAA requirements that the standards for air pollutants be reviewed within eight years to account for technology improvements. T...

A district court denied a winery's motion to strike claims by EPA under CERCLA, the CAA, and other statutes in connection with a release of ammonia that claimed the life of one worker. In 2012, the winery experienced a 284-pound release of anhydrous ammonia from its refrigeration system. A cloud of ...