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Castle River

The Castle River facility is located near Pincher Creek, Alberta, southwest of Pincher Creek airport.

With 60 turbines, the Castle River facility has a total capacity of 44 megawatts. Seven additional turbines producing 3.78 megawatts are located nearby.

This facility started with a single turbine that began operation in November 1997. Subsequent units were installed between June 2000 and July 2001.

Castle River wind facility is wholly owned by TransAlta. 

Environmental highlights

TransAlta gratefully acknowledges Natural Resources Canada (NRCan) for its support for this project through the eco Energy for Renewable Power (eERP) program.

The Castle River wind facility has a UL ECOLOGO® Certification for Renewable Energy.

Turbine facts

  • The 50 m tower is made up of rolled steel and comes in two pieces, weighing 24,000 kg
  • Each blade is 23 m long; the rotor is 8,500 kg and is made up of three blades
  • The nacelle containing the generator and gearbox is about the size of a small motor home and weighs 20,000 kg
  • The foundation is 8.5 m deep and 5 m across. 102 tension type bolts run the full length of the foundation
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