MARATHON PIPE LINE LLC — Monroe County, MI

Current as of source date Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

Monroe County, MIMARATHON PIPE LINE LLC (PHMSA OPID 32147) reported 28.457186 active Crude Oil pipeline miles in Monroe County, MI (county FIPS 26115) 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.#