Line 5

Environmental groups have long warned an accident could cause an oil spill in the Straits, threatening the Great Lakes

State agencies in Michigan on Wednesday issued key permits for the controversial Line 5 tunnel in the Straits of Mackinac, concluding the project’s benefits outweigh drawbacks

Up to 1.9K gallons of drilling fluid spilled in Iron County

The permit is the latest step in a yearslong debate over the aging pipeline and the risk of an oil spill

Enbridge says it's following permit conditions, but Bad River tribal chairwoman fears the project will harm sensitive ecosystem

The Supreme Court has sided with Michigan in ruling that the state’s lawsuit seeking to shut down a section of an aging pipeline beneath a Great Lakes channel will stay in state court.

Justices heard arguments over whether state regulators properly approved a plan to house the pipeline in a protective tunnel beneath the lakebed

After years of legal wrangling, energy company Enbridge has finally started rerouting an aging oil pipeline around a tribal reservation in northern Wisconsin.

The dispute is part of a broader fight over Enbridge’s plan to build a four-mile tunnel for its aging Line 5 pipeline, an $800 million project the company said would be safer for the Great Lakes.

The Straits of Mackinac aren't just ecologically critical — they're the center of the Anishinaabe creation story.