EPA STAY OF PM STANDARD IN CEMENT KILN MACT FACES ACTIVIST CHALLENGE

Activists plan to sue EPA over a rare decision to invalidate a final air toxics standard for particulate matter (PM) emissions from cement kilns in favor of a less stringent rule. EPA on March 23 issued an administrative stay of its maximum achievable control technology (MACT) standard for new cement kilns that burn hazardous waste, after receiving an industry petition that argued the standard was overly stringent. EPA on the same day issued a proposal for a standard that included...