Line 5: A vital piece of Michigan energy infrastructure since 1953.
Enbridge's Line 5 Straits replacement alternatives report
This detailed report, delivered on June 15, 2018 to the State of Michigan, explores feasible alternatives to Enbridge's Line 5 Straits of Mackinac crossing.
Line 5 replacement alternatives media statement
Enbridge has delivered to the State of Michigan a feasibility study on alternatives to potentially replace Line 5 in the Straits of Mackinac.
Enbridge presents Line 5 Straits of Mackinac replacement alternatives to State of Michigan
Study IDs tunnel and open-cut secondary containment installations as feasible options
Enbridge and Michigan State agreement
New agreement lays out path forward for addressing future of Line 5 
Seven ways to protect Michigan's water
New agreement between Enbridge and Michigan outlines seven actions to protect State's water.
Safeguarding the Great Lakes

We take special precautions to protect the Great Lakes.

St. Clair River HDD Installation
Replacing the existing Line 5 St. Clair River crossing segment is one of our commitments as part of Enbridge's agreement with the State of Michigan.
Interactive webpage: Protecting what matters
Find out how we safeguard the Great Lakes at the Straits of Mackinac crossing, through a series of overlapping safety precautions.
Enbridge’s Line 5 Straits Crossing is safe and fit for purpose, says PHMSA

Pipeline regulator's independent assessment based on 18 years of inspection data

The Line 5 debate: ‘Step back, take a deep breath, and look at the facts’
‘Sound science’ should guide the narrative, Michigan Chamber of Commerce president tells Detroit radio show
Enbridge's economic impact on Michigan
Learn more about the ongoing tax revenue, local and regional economic stimulation, community investments, and workforce salary provided by Enbridge in your area.
About Line 5
A vital piece of Michigan energy infrastructure since 1953.
Line 5 fact sheets and brochures

Read more about Line 5, the multiple safety precautions we take in the Straits of Mackinac, and the line's benefits to the Michigan economy.

Responding to Michigan media

One way we provide transparent and factual information is by having conversations on local Michigan radio stations.

Michigan residents deserve factual information

The residents of Michigan – and their state officials – deserve factual information on Line 5 and the steps that Enbridge takes every day to protect the Straits of Mackinac, the Great Lakes and local communities.

Line 5 inspections

Regular examinations of the pipe, both inside and out.