Canada Projects Review

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Site C hydroelectric project approvals and operating milestones

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British Columbia infrastructureSite C hydroelectric project approvals and operating milestones
  1. October 2014
    Environmental approvals

    Federal and provincial governments approved the project. Source 1

  2. July 2015
    Construction starts

    Work began on the Peace River site near Fort St. John. Source 2

  3. October 2020
    Peace River diverted

    Temporary tunnels carried river water past the construction area. Source 3

  4. 25 August 2024
    Reservoir filling begins

    BC Hydro reported that the areas needed for filling were ready. Source 2

  5. October 2024
    First unit starts generating

    The first of the six units came into service while reservoir filling was under way. Source 4

  6. 8 August 2025
    Sixth unit commissioned

    BC Hydro lists the station as fully operational from this date. Source 1

First generation began in October 2024. All six units were operating by August 2025.

Source 1 Source 2 Source 3 Source 4 Source 5 Source 6

Site C hydroelectric project approvals and operating milestones

Milestones describe the Site C project near Fort St. John, British Columbia. The operating facility is now called the John Horgan Dam and Generating Station.

6 records
Source
October 2014Environmental approvalsFederal and provincial governments approved the project.Source 1
July 2015Construction startsWork began on the Peace River site near Fort St. John.Source 2
October 2020Peace River divertedTemporary tunnels carried river water past the construction area.Source 3
25 August 2024Reservoir filling beginsBC Hydro reported that the areas needed for filling were ready.Source 2
October 2024First unit starts generatingThe first of the six units came into service while reservoir filling was under way.Source 4
8 August 2025Sixth unit commissionedBC Hydro lists the station as fully operational from this date.Source 1

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