A district court stayed a bankrupt mining company's contribution claims against various defendants for response costs and natural resource damages incurred in connection with the Tri-States Mining District until the amount of total liabilities are determined. The Tri-States area, where lead and zinc...

The Ninth Circuit upheld the dismissal of an insurance company's subrogation suit for recovery of insurance payments made to its insured for environmental response costs the insured incurred cleaning up pollutants released on its property. The company claimed that the defendants should be held joint...

The Eleventh Circuit vacated EPA's 2011 disapproval of Alabama SIP provisions on opacity, thereby reinstating EPA's 2008 approval of opacity limits. EPA's 2011 disapproval was unauthorized by the CAA because EPA failed to make the statutorily required error determination. Neither the text of the fin...