The Delaware County Court of Common Pleas in Pennsylvania last week ordered the public release of emails between Energy Transfer LP, which is expanding the Mariner East (ME) natural gas liquids (NGL) pipeline system, and officials in a county township.

Energy Transfer

Since 2016 ME has carried increasing NGL volumes from processing facilities in the Marcellus and Utica shale plays eastward to Energy Transfer’s Marcus Hook Industrial Complex, an NGL hub on the Delaware River near Philadelphia. The pipeline system, which traverses Pennsylvania and extends into Ohio and West Virginia, will be able to move 280,000-300,000 b/d of LPG and 70,000 b/d of ethane eastward by the end of this year, according to a Sept. 2021 investor presentation on Energy Transfer’s website. The pipeline project has faced...