{"operation":"document","citation":"NPMS FIPS 19123 / OPID 8170","title":"ALLIANT ENERGY - INTERSTATE POWER AND LIGHT COMPANY — Mahaska County, IA","source_type":"inspection","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":"2026-07-16","effective_on":null,"summary":"11.728104 active Natural Gas pipeline miles in Mahaska County, IA; public NPMS snapshot 2026-07-16.","machine_formats":{"json":"https://regulus.evalyn.ai/document/npms-mileage-2944019b8ff794bb5c867b7e.json","markdown":"https://regulus.evalyn.ai/document/npms-mileage-2944019b8ff794bb5c867b7e.md"},"app_url":"https://regulus.evalyn.ai/document/npms-mileage-2944019b8ff794bb5c867b7e","source_url":"https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx","body":"ALLIANT ENERGY - INTERSTATE POWER AND LIGHT COMPANY (PHMSA OPID 8170) reported 11.728104 active Natural Gas pipeline miles in Mahaska County, IA (county FIPS 19123) 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":374}