Vallée-du-Saint-Laurent

This study area encompasses the Capitale‑Nationale (MRC of Portneuf), Mauricie and Lanaudière regions.

Thank you for taking part!

Over 300 people shared their feedback and opinions during the open houses held on November 26 and 27 and December 3 and 4. You weren’t able to attend one of these information and consultation activities? No worries, the recording of the December 10 webinar is now available for replay. Our team presents the project and answers questions from the public.

To watch the webinar recording, simply click on the link and fill out the short form [In French only]  This link will open a new window.

Project summary

Why?

  • Enable additional electricity to be transmitted from northern and eastern Québec.
  • Increase the transit capacity of existing 735‑kV lines that are operating at full capacity.
  • Secure the electricity supply to major load centres.
  • Improve grid resilience and reliability in the face of increasingly intense weather events.

How?

  • Build two 735‑kV substations and approximately 200 km of 735‑kV lines.

Commissioning

  • 2032

Project schedule

2024-2026

Draft design phase: Technical studies, environmental assessment, public consultation

2026-2028

Government approvals

2029-2032

Work: Clearing and construction

To reach us

We’re very keen on keeping the lines of communication open. Please send us your questions and comments about the project.

Marjorie Alain

Advisor – Regional Affairs

Info-Project line: 1 866 388‑1978

alain.marjorie@hydroquebec.com

Yannick Charette

Advisor – Relations with First Nations and Inuit

Info-Project line: 1 418 294‑9988, ext. 2121

charette.yannick@hydroquebec.com

Strengthening the main transmission system – Vallée-du-Saint-Laurent [in French only]

Would you like to be informed about project progress and the consultation activities that have been scheduled?