(March 2, 2021, 1:49 PM EST) -- HARRISBURG, Pa. — The Pennsylvania Department of Environmental Protection (DEP) on Feb. 25 announced that it has reached a consent agreement under which Sunoco Pipeline LP has paid $497,000 for violating the state’s Clean Streams Law (CSL), as well as other codes related to Sunoco’s operation of the Mariner East 2 pipeline, which carries hydraulically fractured gas across Pennsylvania....