EPA declines to tighten combustion turbine standards

EPA is proposing to leave air toxics standards for combustion turbines largely unchanged, following a pattern under the Trump administration of leaving such rules essentially the same following Clean Air Act-mandated reviews. In a proposal scheduled for publication in the April 12 Federal Register , EPA finds no additional health risks that require mitigation in its risk-and-technology-review (RTR) for the source category, and elects to leave numeric emissions limits unchanged in its maximum achievable control technology (MACT) rule limiting their...