PacifiCorp threatens suit over EPA failure to act on states’ haze plans

Electric utility PacificCorp is threatening to sue EPA over the agency’s failure to approve state plans submitted by Utah and Wyoming to implement the agency’s regional haze program, following a similar threat by Wyoming over EPA’s failure to act on its plan. In letters to EPA Administrator Michael Regan Aug. 24, PacifiCorp gives 60 days’ notice of its intent to sue the agency over its failure to approve the two pending state implementation plans (SIPs). The company operates several coal-fired...