EPA sends mercury cell air toxics rule for OMB review

EPA has sent its final rule updating air toxics standards for Mercury Cell Chlor-Alkali Plants for White House Office of Management and Budget (OMB) pre-publication review, in a rulemaking that as proposed would slightly tighten the standards to limit unplanned “fugitive” emissions. Chlor-alkali plants use mercury cells to manufacture chlorine, but only one still exists in the United States, in West Virginia. EPA sent the final rule for OMB review Jan. 20, according to OMB’s website. EPA took public comment...