Enbridge Launches Construction of $450M Line 5 Relocation in Northwestern Wisconsin

ProjectsMidwestMidwest Construction NewsEnvironmentPower & IndustrialCompaniesProject delivery Environment Enbridge Launches Construction of $450M Line 5 Relocation in Northwestern Wisconsin Crews have begun to clear the site and mobilize for construction of the 41-mile-long oil and gas liquids pipeline, but legal actions continue. By Annemarie Mannion Image courtesy of Enbridge March 3, 2026 With permits in hand, global pipeline and energy company Enbridge has initiated construction on the long-contested $450-million, 41-mile Line 5 pipeline relocation project in northwestern Wisconsin. On Feb. 24, the U.S. Army Corps of Engineers finalized a permit for the project that would include 12 miles around a reservation owned by the Bad River Band of Lake Superior Chippewa. Crews began work immediately to clear the site and mobilize for construction, says Enbridge spokesperson Juli Kellner. The Corps issued the permit after Wisconsin Administrative Law Judge Angela Chaput Foy issued a decision on Feb. 13, upholding the state permits approved by the Wisconsin Dept. of Natural Resources in November 2024. Calgary, Alberta-based Enbridge, which owns the pipeline that carries crude oil and natural gas liquids from Superior, Wis., to Sarnia, Ontario, submitted the application to the DNR in 2020. The project's deadline is ticking. In 2023, a judge gave Enbridge until June 2026 to remove the existing segment from reservation land after the tribe sued the company in 2019, seeking to forc...