Appalaches-Bas-Saint-Laurent

This study area encompasses the Chaudière-Appalaches, Centre-du-Québec (municipality of Inverness), Bas‑Saint‑Laurent and Gaspé (MRC of D’Avignon) regions.

Project summary

Why?

  • Pursue the development of wind potential in Eastern Québec.
  • Improve grid resilience and reliability in the face of increasingly intense weather events.

How?

  • Phase 1: Build a 735/315-kV substation and approximately 260 km of 735-kV lines.
  • Phase 2: Build a 315-kV substation and approximately 175 km of 315-kV lines.

Commissioning

  • Phase 1: 2034
  • Phase 2: 2036

Project schedule

Phase 1

2024-2027

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

2027-2029

Government approvals

2029-2034

Work: Clearing and construction

Phase 2

To be confirmed

To reach us

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

Ariane Doucet-Michaud

Advisor – Regional Affairs

Info-Project line: 1 866 388‑1978

doucet-michaud.ariane@hydroquebec.com

Yannick Charette

Advisor – Relations with First Nations and Inuit

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

charette.yannick@hydroquebec.com

Upgrading the main transmission system – Appalaches-Bas-Saint-Laurent [in French only]

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