Wehrum touts air quality benefits from ending 'always in' MACT policy

EPA air chief William Wehrum says the agency's controversial decision to end the longstanding “once in, always in” policy that required facilities to meet strict air toxics limits regardless of whether they lowered emissions will have air quality benefits, pushing back on critics' claims that it will allow facilities to emit more air pollution. “Ultimately, this policy is going to produce emissions reductions,” he told a recent House Energy & Commerce Committee energy panel hearing. He argued that scrapping the...