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Joint Arrangements (Tables)
12 Months Ended
Dec. 31, 2020
Disclosure of interests in other entities [Abstract]  
Disclosure of interests in joint arrangements
Joint arrangements at Dec. 31, 2020, included the following:
Joint operationsSegment
Ownership
 (per cent)
Description
SheernessAlberta Thermal50Dual-fuel facility in Alberta, of which TA Cogen has a 50 per cent interest, operated by Heartland Generation Ltd., an affiliate of Energy Capital Partners
Pioneer PipelineAlberta Thermal50Natural gas pipeline in Alberta operated by TMI
Goldfields PowerAustralian Gas50Gas-fired facility in Australia operated by TransAlta
Fort SaskatchewanNorth American Gas60Cogeneration facility in Alberta, of which TA Cogen has a 60 per cent interest, operated by TransAlta
Fortescue River
Gas Pipeline
Australian Gas43Natural gas pipeline in Western Australia, operated by DBP Development Group
McBride LakeWind and Solar50Wind generation facility in Alberta operated by TransAlta
SoderglenWind and Solar50Wind generation facility in Alberta operated by TransAlta
PingstonHydro50Hydro facility in British Columbia operated by TransAlta
Joint venturesSegment
Ownership
 (per cent)
Description
SkookumchuckWind and Solar49Wind generation facility in Washington operated by Southern Power