Carillon Generating Station Refurbishment Project

Rank 2025

87

Image Credit: Hydro-Quebec

Industry Sector: Energy

Project Type: Hydroelectric

Project Value: $750 million

Funding Source: Public

Provincial Funding: $750 million

Province: Quebec

City / Region: Saint-André-d’Argenteuil

Estimated End Date of Substantial Completion: 2027

Hydro-Québec will invest $750 million to refurbish its Carillon generating station, mainly to replace six generating units. Carillon generating station is a run-of-river power plant consisting of 14 generating units with a total installed capacity of 753 MW. Built in the early 1960s, it is a key part of Hydro-Québec’s hydroelectric generating fleet. The station is close to the greater Montréal area and feeds power into the grid during peak consumption periods.

Project Owner: Hydro-Québec

Engineer: AECOM; CIMA+ (consulting)

Project/Construction Manager: WSP

Other Key Players: HKA (risk advisor)

Turbine Supplier: Andritz

2024 Rank: 77

2023 Rank: 76

2022 Rank: 72

2021 Rank: 62