Should Proposed Changes to the Contrecoeur Port Terminal Expansion Be Approved?

Official title: Contrecoeur Port Terminal Expansion Project Public Notice Public Comments Invited on Proposed Amendments to the Decision Statement

Closed Environmental Assessment Environment & Climate Transportation
The Montreal Port Authority wants to make changes to an already-approved port expansion project near Contrecoeur, Quebec. The changes include clearing trees, relocating a drainage ditch, adding water treatment facilities, and modifying how the wharf will be built. The federal agency says these changes won't cause significant new environmental harm beyond what was already assessed in 2021.

Why This Matters

Live near Contrecoeur or along the St. Lawrence? This port expansion could affect local waterways and wildlife habitat. The project involves dredging, tree clearing, and construction that changes the shoreline. If you're concerned about how industrial development affects your community, this is your chance to weigh in.

What Could Change

The federal decision statement for this port project could be amended to allow new construction activities. That means tree clearing, ditch relocation, and wharf modifications could proceed under updated conditions. The agency has already concluded these changes won't cause significant new environmental harm.

Key Issues

  • Are the proposed changes to site preparation and tree clearing acceptable?
  • Should the dredging zone modifications and ice boom construction be approved?
  • Are the structural changes to the wharf height and foundations appropriate?

How to Participate

  1. Review the provisional analysis of proposed changes and the proposed amendments to the decision statement on the project registry (reference number 80116).
  2. Submit your comments online through the project homepage on the Canadian Impact Assessment Registry. Comments were due by October 17, 2025.
  3. If you need to submit comments in another format, contact the agency at conditions@iaac-aeic.gc.ca.