No. 23-2052 ____________ TRANSCONTINENTAL GAS PIPE LINE CO., LLC, Appellant v. PENNSYLVANIA ENVIRONMENTAL HEARING BOARD; STEVEN C. BECKMAN; BERNARD A. LABUSKES, JR.; MICHELLE A. COLEMAN; SARAH J. CLARK; CITIZENS FOR PENNSYLVANIA’S FUTURE; DELAWARE RIVERKEEPER NETWORK; MAYA K. VAN ROSSUM ____________

On Appeal from the United States District Court for the Middle District of Pennsylvania (D.C. No. 1-23-cv-00463) District Judge: Honorable Christopher C. Conner ____________

Argued: October 19, 2023 Before: CHAGARES, Chief Judge, PHIPPS and CHUNG, Circuit Judges. (Filed: July 8, 2024) ____________ Andrew T. Bockis SAUL EWING 2 N Second Street Penn National Insurance Plaza, 7th Floor Harrisburg, PA 17101 Patrick F. Nugent Sean T. O’Neill John F. Stoviak SAUL EWING 1500 Market Street Centre Square West, 38th Floor Philadelphia, PA 19102 Elizabeth U. Witmer [ARGUED] SAUL EWING 1200 Liberty Ridge Drive Suite 200 Wayne, PA 19087 Counsel for Transcontinental Gas Pipe Line