MPLX LP — Butler County, PA

Current as of source date Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

Butler County, PAMPLX LP (PHMSA OPID 40149) reported 22.14204 active Natural Gas Liquids pipeline miles in Butler County, PA (county FIPS 42019) in the public NPMS summary snapshot dated 2026-07-16. The snapshot includes active assets only and excludes permanently abandoned assets. Exact pipeline locations and restricted NPMS GIS data are not included.#