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Gentilly-2 Nuclear Plant – Hydro-Québec

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Location Bécancour, Québec, Canada
Year of realization 2011 – 2012
Project value USD 1 Billion


Gentilly Nuclear Generating Station is a Canadian nuclear power station located on the south shore of the St. Lawrence River in Bécancour, Québec, 100 km northeast of Montréal. 

The Gentilly-2 CANDU pressurized heavy water reactor (PHWR) is owned and operated by Hydro-Quebec. It has a gross output of 675 MWe. Gentilly-2 was one of the first 700 MWe class CANDU 6 plants to be built. Its construction began in 1974, and it went into service in 1983. 

PROGESYS’ construction supervisors worked within the Hydro-Québec team dedicated to the construction management activities. 

On October 3rd, 2012, Hydro-Québec announced the decommissioning of the Gentilly-2 generating station. 


  • Provided construction management service within the Hydro-Québec Management Team 
  • Planned, estimated, and supervised the contractors’ activity on site. 


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