Line 5 Action Toolkit


What happens when we shut down Line 5?

Recommended reading.

REPORT: Prospective Line 5 Closure Boosts US Energy Dominance

An update to PLG Consulting's 2023 report, this new edition shows how a potential Line 5 shutdown would significantly shift energy dynamics, with US energy production expanding to replace Canadian energy supply.

REPORT: Enbridge should consider closing its old, troubled Line 5 pipeline

The non-partisan Institute for Energy Economics and Financial Analysis found that Enbridge's plan to bore a tunnel under the Mackinac Straits is "costly and ill-advised" and recommends that the company reconsider pouring major capital expenditures into a 70-year-old pipeline.

REPORT: Likely Market Responses to a Potential Shutdown of LINE 5

PLG Consulting’s in-depth report, Likely Market Responses to a Potential Shutdown of LINE 5, provides an overview of potential impacts and market responses in the event of a planned and orderly shutdown of Enbridge’s Line 5 pipeline. It shows that a range of commercially feasible and operationally viable solutions exist for alternative crude and NGL supply chains in the event of a Line 5 shutdown.

REPORT: Oil Spill Economics: Estimates of the Economic Damages of an Oil Spill in the Straits of Mackinac in Michigan

The objective of this report, prepared by Robert B. Richardson, Ph.D., and Nathan Brugnone, M.S., of Michigan State University's Department of Community Sustainability, is to provide an estimate of regional economic damages resulting from a potential breach of Line 5 at or near its crossing at the bottom of the Straits of Mackinac.

REPORT: Gridlock on the Great Lakes: Line 5 Oil Spill Threatens a $45 Billion Blow to Shipping, Steel Production, and Jobs

A Line 5 oil spill in the Straits of Mackinac could trigger a domino effect of damage disrupting Great Lakes commercial shipping and steel production, slashing jobs, and shrinking the nation’s Gross Domestic Product by $45 billion after just 15 days, according to a report commissioned by FLOW.