EPA plans to restore Ohio’s ‘nuisance’ air rule to SIP

EPA is moving to restore an air pollution “nuisance” rule as part of Ohio’s state implementation plan (SIP) for meeting federal air quality standards, reversing a Trump-era decision to scrap the measure, after a federal appeals court found environmentalists had standing to sue, and granted the Biden EPA’s request for remand of the earlier decision. The Air Nuisance Rule (ANR), which generally barred emission “of smoke, ashes, dust, dirt, grime, acids, fumes, gases, vapors” and a range of other substances,...