Mealey's (May 18, 2020, 1:27 PM EDT) -- PITTSBURGH — A federal judge in Pennsylvania on May 14 dismissed with prejudice an environmental group’s lawsuit accusing U.S. Steel Corp. of violating the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) by failing to report to the National Reporting Center (NRC) emissions of coke oven gases from one of its facilities following fires in 2018 and 2019, holding that the emissions were subject to Clean Air Act (CAA) permits and thus exempt from CERCLA’s reporting requirement (Clean Air Council v. U.S. Steel Corp., No. 19-cv-1072, W.D. Pa., 2020 U.S. Dist. LEXIS 84927)....