Alberta Electric System Operator (AESO)
The Alberta Electric System Operator runs Alberta's high-voltage grid and its wholesale electricity market. On the map, AESO has 148 power plants with 20.2 GW of capacity, coal the largest share at 6.4 GW.
Capacity by fuel
148 power plants with 20.2 GW of capacity, planned generators left out.
- Coal: 6.4 GW from 6 plants (32%)
- Natural gas: 5.7 GW from 22 plants (28%)
- Wind: 5.1 GW from 45 plants (25%)
- Solar: 1.5 GW from 38 plants (8%)
- Hydro: 934 MW from 23 plants (5%)
- Biomass: 357 MW from 13 plants (2%)
- Oil: 170 MW from 1 plant (1%)
Largest plants
- Sundance: Coal, 2.1 GW, Alberta
- Genesee: Coal, 1.4 GW, Alberta
- Keephills: Coal, 1.3 GW, Alberta
- Cascade Power Project: Natural gas, 900 MW, Alberta
- Shepard: Natural gas, 873 MW, Alberta
- Sheerness: Coal, 816 MW, Alberta
- Battle River: Coal, 689 MW, Alberta
- Joffre: Natural gas, 480 MW, Alberta
- Buffalo Plains Wind Farm: Wind, 466 MW, Alberta
- Travers Solar: Solar, 465 MW, Alberta
States and provinces
- Alberta: 148 plants
Sources
Power plants: EIA-860M (US); NRCan NACEI (Canada, Mexico); WRI GPPD (Mexico); OpenStreetMap via Geofabrik (Canada, Mexico gap fill); USGS USWTDB/USPVDB; EPA eGRID; Natural Earth admin-1; HIFLD control areas; location attributes from WorldPop (R2025A), Global Solar Atlas PVOUT, Global Wind Atlas 4, USFS Wildfire Hazard Potential, the USGS National Seismic Hazard Model and the previous publish's lines and substations; water distances from OpenStreetMap via Geofabrik; gas distances and county queue from the previous publish's EIA gas pipelines and LBNL Queued Up requests; nearest city from Natural Earth populated places; cooling degree days from NOAA NCEI nClimDiv county normals; elevation and slope from the Copernicus DEM GLO-30 (ESA, via AWS Open Data); water stress from WRI Aqueduct 4.0; ozone nonattainment from the EPA Green Book; drought from the U.S. Drought Monitor; tribal land from US Census TIGER/Line. License: ODbL (derivative database; EIA content is public domain, NRCan OGL-Canada, WRI GPPD CC BY 4.0; location attributes from WorldPop, Global Solar Atlas, Global Wind Atlas, LBNL Queued Up and WRI Aqueduct CC BY 4.0, USFS, USGS, EIA, NOAA, EPA, US Census and Natural Earth public domain, Copernicus DEM GLO-30 © DLR e.V. and Airbus Defence and Space GmbH, the U.S. Drought Monitor courtesy of NDMC)
ISO and RTO regions: HIFLD Control Areas grouped by EIA-930 reference tables membership; Natural Earth admin-1 provinces for IESO/AESO/HQ; carbon intensity from EPA eGRID (US) and ECCC National Inventory Report (Canada). License: Public domain (EPA eGRID, HIFLD); ECCC figures under the Open Government Licence – Canada