Two couples with the same last name and who both live near the MarkWest gas processing plant in Chartiers Township (Washington County), PA are suing MarkWest claiming the plant is causing air pollution and is “trespassing” on their air space. MDN has chronicled problems at the plant in the past (see MarkWest Served Violation Notice for Chartiers Processing Plant).
Both couples, with the last name Sethman, report a variety of physical ailments they claim are caused by air pollution from the plant…
