EPA SOFTENS STACK TESTING GUIDE FOLLOWING INDUSTRY, STATE CONCERNS

EPA has softened language in a final guidance governing how states conduct stack tests of air emissions at industrial sources from an earlier draft version, following a threatened lawsuit by two industry groups and pressure from state and local officials seeking more enforcement discretion. However, environmentalists say the final guidance may not be enough to ensure compliance with clean air permit requirements, and they may raise the issue in future court challenges of individual permits. In making the changes, EPA...