The D.C. Circuit denied an electric utility association's petition for review challenging EPA's new source performance standards for steam generating units. The standards—issued via final rules in 2009 and again in 2012—exempt all units using particulate matter continuous emissions monitoring sy...

A district court held that a natural resource damages (NRD) settlement agreement between New Jersey and an oil company for methyl tertiary butyl ether groundwater contamination bars the state from seeking product liability claims against the company. The agreement settled all claims for NRD at sites...

The Fifth Circuit affirmed a lower court decision dismissing a lawsuit filed by 11 Louisiana parishes in which they sought penalties under the Louisiana Wildlife Protection Statute for the pollution-related loss of aquatic life and wildlife following the April 2010 Deepwater Horizon disaster in the ...

The Washington Supreme Court upheld the state environmental agency's determination that an EIS was not necessary for a proposed biomass cogeneration project at a kraft pulp and paper mill. An environmental group argued that by not preparing an EIS, the agency failed to adequately consider the effect...

A district court granted in part and denied in part motions to dismiss an environmental group's citizen suit against a utility company for alleged CAA violations at a coal-fired power plant in Muskogee, Oklahoma. The group alleged that the company failed to obtain a prevention of significant deterio...

A district court rejected a group of mid-Atlantic states' claims that projects undertaken by an energy company at three of its coal-fired power plants in Pennsylvania violated the CAA's prevention of significant deterioration and new source performance standards requirements. The states sought an in...