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Eastmain-1-A Powerhouse

Eastmain-1-A powerhouse is being built at the northern end of Eastmain 1 reservoir, next to the existing Eastmain-1 powerhouse. The turbines at both facilities will be driven by the flow from the upper Rivière Eastmain, combined with the diverted flow from the Rivière Rupert.


Number and type of generating units 3 vertical-axis Francis turbines
Rated design flow 1,344 m3/s
Rated capacity 768 MW
Additional output 2.3 TWh/yr

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