EPA Plans Tighter Air Limits For Copper Smelters After Key Risk Finding

EPA is proposing to strengthen air toxics limits for primary copper smelters in the first such “risk and technology” review (RTR) of the Biden administration to find “unacceptable” health risks from an industry sector and to impose significant new controls, but the agency is stopping short of some major steps environmentalists have sought. In its Jan. 11 proposal EPA finds that “residual risks” to health remain from the sector, and that several pollutants and emissions points remain unregulated from the...