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Joint Arrangements (Notes)
12 Months Ended
Dec. 31, 2019
Disclosure of interests in other entities [Abstract]  
Joint arrangements Joint Arrangements
Joint arrangements at Dec. 31, 2019, included the following:
Joint operationsSegment
Ownership
 (per cent)
Description
SheernessCoal50  Coal-fired plant in Alberta, of which TA Cogen has a 50 per cent interest, operated by Heartland Generation Ltd., an affiliate of Energy Capital Partners
Pioneer PipelineCoal50  Natural gas pipeline in Alberta operated by Tidewater
Goldfields PowerGas50  Gas-fired plant in Australia operated by TransAlta
Fort SaskatchewanGas60  Cogeneration plant in Alberta, of which TA Cogen has a 60 per cent interest, operated by TransAlta
Fortescue River
Gas Pipeline
Gas43  Natural gas pipeline in Western Australia, operated by DBP Development Group
McBride LakeWind50  Wind generation facility in Alberta operated by TransAlta
SoderglenWind50  Wind generation facility in Alberta operated by TransAlta
PingstonHydro50  Hydro facility in British Columbia operated by TransAlta