Hydroelectric Plants in Canada - other provinces
Annapolis
Location: NS
Operator: Nova Scotia Power
Configuration: 1 X 20 MW Straflow
Operation: 1983
T/G supplier: Dominion Bridge Sulzer, CGE
Quick facts: This is the largest tidal power plant in the Western Hemisphere. It uses a single 7.6m diameter Straflow rim-type turbine on the Annapolis Basin, a sub-basin of the Bay of Fundy. A rock-filled barrage carries a highway across the basin and contains the powerhouse and sluice gates. The plant runs in a fully automatic mode and is monitored from NSPIís Energy Control Centre in Ragged Lake.

Photograph courtesy of Nova Scotia Power
Posted 3 Feb 2007

Lequille
Location: NS
Operator: Nova Scotia Power
Configuration: 1 X 13 MW Francis
Operation: 1968
T/G supplier: DEW, BBC
Quick facts: This plant was built near the site of Poutrincourt's grist mill, which was set up in the spring of 1607 near Port Royal. It was the first water mill in North Americ and the Lequille River was the first to be harnessed by European settlers. The exterior of the power station was built as a replica of a French mill of the 17th Century.

Photograph courtesy of ns1763.ca
Posted 15 Jun 2008

Madawaska New
Location: NB
Operator: Edmundston Energy
Configuration: 1 X 3.8 MW Kaplan
Operation: 2011
T/G supplier: Norcan, Jinlun
EPC: Hatch, CRT Construction
Quick facts: Edmundston is the only municipality in New Brunswick to produce its own electricity. The city has three SHP, two on the Madawaska River near the confluence with the St John River, and a third on the Green River. The Madawaska runs 40km from is origin Lake Temiscouata in Quebec to its confluence with the Saint John River. The new SHP was commissioned on 31 Mar 2011.

Photograph courtesy of Edmundston Energy
Posted 13 Oct 2013

 
St George Dam Rebuild
Location: NB
Operator: J D Irving Ltd
Configuration: 2 X 7.5 MW Kaplan
Operation: 2004
T/G supplier: GE
EPC: Kleinschmidt
Quick facts: This addition to a hydro plant originally built for the St George Pulp and Paper is situated at the confluence of the Magaguadavic River and a tidal estuary of the Bay of Fundy. This made the new construction and related work particularly challenging.

Photograph courtesy of J D Irving Ltd
Posted 4 Jun 2005

Twin Falls
Location: NL
Operator: Twin Falls Power Corp
Configuration: 5 X 45 MW
Operation: 1963 (ret)
T/G supplier: EE
Quick facts: Twin Falls PS was developed by British Newfoundland Development Corp (Brinco), Wabush Mines Ltd, and Iron Ore Co of Canada at the base of a 300ft, dry river canyon, adjacent to the Unknown River in central Labrador. The plant was connected to two mining operations near the Labrador-Quebec border via a pair of 115mi, 230kV lines. The project cost $47.5mn. It was closed in Jul 1974 and its waterflows diverted into the giant Smallwood Reservoir, where they ultimately support the massive Churchill Falls PS.

Photograph courtesy of jcmurphy (wikipedia)
Posted 25 Aug 2012

Abbreviations

Data: industcards, Platts UDI World Electric Power Plants Data Base

Updated 13-Oct-2013

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