La Crosse-Madison (Badger-Coulee) 345kV Transmission Line


Estimated length: 180 miles
Voltage: 345 kV line
Estimated cost: $580 million
Estimated in-service date: 2018

The La Crosse-Madison Transmission Line Complete
The La Crosse-Madison Transmission Line Project, also known as the Badger Coulee Project, was completed and energized in December 2018. The approximately 180-mile, 345 kilovolt (kV) line runs between  the Briggs Road Substation north of La Crosse  and the Cardinal Substation in northern Dane County.

Project Purpose
The line provides  electric system reliability  to benefit Western Wisconsin communities, the state of Wisconsin and the entire Midwest region and provide access to lower-cost power and  renewable energy.

Regulatory Information

Xcel Energy and American Transmission Company (ATC) filed an application for the project with the PSCW in October 2013. The application was approved in April, 2015.

PSC Docket ID: 137-CE-160: Go to the Public Service Commission of Wisconsin (PSC) website to learn more about the transmission filings.

Construction Details
Project construction began in 2016, starting at the southern end of the project in  Dane County, WI and  continued to Briggs Road Substation in La Crosse County.  American Transmission Co. and Xcel Energy jointly developed the Badger Coulee Transmission Line Project.

Learn more about this project.

Grant Stevenson
Project Manager

Informational Documents