Inspectioncurrent
NPMS FIPS 30077 / OPID 31632
NORTHWESTERN CORPORATION — Powell County, MT
Current as of source date Government source
Pipeline and Hazardous Materials Safety AdministrationOfficial agency material
View source Powell County, MTNORTHWESTERN CORPORATION (PHMSA OPID 31632) reported 76.579718 active Natural Gas pipeline miles in Powell County, MT (county FIPS 30077) 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.#