Environmentalists press EPA to regulate Permian Basin ozone

Environmentalists are ramping up pressure on EPA to designate large areas of the oil and gas-producing Permian Basin in west Texas and New Mexico in “nonattainment” with federal ozone standards, after the agency appeared to back away from a proposal to do so based on high ozone levels resulting from drilling operations in the region. In a Feb. 14 letter to EPA Region 6 Administrator Earthea Nance, Environmental Integrity Project (EIP) and WildEarth Guardians urge the agency to proceed with...