# ALLIANT ENERGY - WISCONSIN POWER & LIGHT CO — Columbia County, WI

- **operation:** document
- **citation:** NPMS FIPS 55021 / OPID 22784
- **title:** ALLIANT ENERGY - WISCONSIN POWER & LIGHT CO — Columbia County, WI
- **source type:** inspection
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** 2026-07-16
- **effective on:** Not available
- **summary:** 0.043102 active Natural Gas pipeline miles in Columbia County, WI; public NPMS snapshot 2026-07-16.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/npms-mileage-475b2f85be5dbea02936e435.json
- **markdown:** https://regulus.evalyn.ai/document/npms-mileage-475b2f85be5dbea02936e435.md
- **app url:** https://regulus.evalyn.ai/document/npms-mileage-475b2f85be5dbea02936e435
- **source url:** https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx
**body:**

ALLIANT ENERGY - WISCONSIN POWER & LIGHT CO (PHMSA OPID 22784) reported 0.043102 active Natural Gas pipeline miles in Columbia County, WI (county FIPS 55021) 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:** 367