ALLIANT ENERGY - INTERSTATE POWER AND LIGHT COMPANY — Henry County, IL

Current as of source date Government source

Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

Henry County, ILALLIANT ENERGY - INTERSTATE POWER AND LIGHT COMPANY (PHMSA OPID 8170) reported 7.328032 active Natural Gas pipeline miles in Henry County, IL (county FIPS 17073) 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.#