{"operation":"document","citation":"NPMS FIPS 30111 / OPID 12684","title":"MONTANA - DAKOTA UTILITIES CO — Yellowstone County, MT","source_type":"inspection","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":"2026-07-16","effective_on":null,"summary":"2.421358 active Natural Gas pipeline miles in Yellowstone County, MT; public NPMS snapshot 2026-07-16.","machine_formats":{"json":"https://regulus.evalyn.ai/document/npms-mileage-e424bde9d758f09188b0fdd5.json","markdown":"https://regulus.evalyn.ai/document/npms-mileage-e424bde9d758f09188b0fdd5.md"},"app_url":"https://regulus.evalyn.ai/document/npms-mileage-e424bde9d758f09188b0fdd5","source_url":"https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx","body":"MONTANA - DAKOTA UTILITIES CO (PHMSA OPID 12684) reported 2.421358 active Natural Gas pipeline miles in Yellowstone County, MT (county FIPS 30111) 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.","truncated":false,"body_characters":356}