Inspectioncurrent
NPMS FIPS 30037 / OPID 31632
NORTHWESTERN CORPORATION — Golden Valley County, MT
Current as of source date Government source
Pipeline and Hazardous Materials Safety AdministrationOfficial agency material
View source Golden Valley County, MTNORTHWESTERN CORPORATION (PHMSA OPID 31632) reported 11.900413 active Natural Gas pipeline miles in Golden Valley County, MT (county FIPS 30037) 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.#