Environmentalists See Broad Benefits From EPA SSM Air Policy Reversal

EPA’s recent decision to scrap a Trump-era policy allowing states to include regulatory waivers from air limits for startup, shutdown and malfunction (SSM) events in their air quality plans will have broader public health benefits than the agency initially suggests, environmentalists say, setting a new benchmark for dozens of state air plans. EPA’s shift will most directly affect the state implementation plans (SIPs) of Texas, North Carolina and Iowa, which the Trump administration allowed to contain SSM waivers. But environmentalists...