March 2, 2021
Work has begun to convert the Deux-Montagnes train line to the REM. The arrival of the REM will mean changes in the landscape. This is a closer look... Lire la suite Read more
February 24, 2021
Reserve your place and come and enjoy a nice family moment in a safety manner from February 27 to March 7, 2021. For registration details,... Lire la suite Read more
February 23, 2021
Nature of the work:Since January 2021, the complete service interruption on the Deux-Montagnes train line has made it possible to start work on... Lire la suite Read more
February 18, 2021
The Centre intégré universitaire de santé et de services sociaux de l’Ouest-de-l’Ile-de-Montréal announces the location of its first three mass... Lire la suite Read more
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To obtain permission to renovate the Saint-Jean substation and install new pylons on the hydroelectric corridor between Saint-Jean and des Sources, Hydro-Québec took several steps. During that time, the City adopted a resolution concerning the project. Here is the timeline of this project:

December 3, 2014

Hydro-Québec organizes an open house at the Civic Centre to introduce the project to residents.

December 9, 2014

Resolution unanimously adopted by the City of Dollard-des-Ormeaux, citing that it "will accept nothing less than the construction of an underground supply line between the des Sources and Saint-Jean substations ".

October 5, 2015

Hydro-Québec submits an application to the Régie de l'énergie for the construction of the new 315-25-kV Saint-Jean substation and its 315 kV supply line.

January 29, 2016

The Régie de l'énergie authorizes the Saint-Jean project as a whole.

March 30, 2016

A public information session was held by the Bureau d'audiences publiques sur l'environnement (BAPE).

April 20 and 21, 2016

Part 1 of the BAPE public hearings on the Saint-Jean project.

May 17, 2016

Part 2 of the BAPE hearings (submission of briefs).

September 29, 2016

Unveiling of the BAPE Commission of Inquiry report to the public.

February 8, 2017

Decree 77-2017 of the Council of Ministers authorizing the implementation of the Saint-Jean project, with conditions. In its decision, the government requested the creation of a Liaison Committee composed of representatives of Hydro-Québec and the City of Dollard-Des-Ormeaux to improve the project. The committee met about fifteen times. Discussions focused on the configuration of the future substation to maintain a buffer zone between the substation and residents' properties, the type and number of towers in the right-of-way and their positioning in the line right-of-way, and landscaping in the hydroelectric corridor.

October 15, 2018

Public information evening at the Civic Centre where the Liaison Committee presents the conclusions of its work to citizens.

Spring 2019

Construction work begins on 315-25 kV Saint-Jean substation

December 12, 2019

Construction work of a new 315 kV supply overhead power line

June 2020

End of the 315 kV supply overhead power line works

June to September 2020Landscaping work under the line in the hydro-electric corridor between des Sources and Saint-Jean substations
September 2020The new 315 kV supply overhead power line will be in service
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