TransAlta — power plant portfolio
TransAlta operates 12 power plants across 2 countries, with a combined installed capacity of 3,489 MW. Its plants with asset-level emissions data total 726,900 t CO₂/yr.
Fleet by fuel
Fleet interpretation
TransAlta is represented here as an asset portfolio, not just a company label. The visible fleet spans 2 countries; the largest concentration is Canada (9), Australia (3).
The fuel mix by asset count is gas (7), wind (4), coal (1). The largest listed asset is Sundance in Canada (2,141 MW), and the mean listed unit size is about 291 MW across units with capacity data.
CO₂ coverage is source-labelled: 3 plants have a reported or modelled CO₂ value in the dataset, including 0 measured records. Missing values remain blank rather than inferred as company totals.
Method: plant-level records are grouped by owner/operator label, then aggregated by country, fuel, capacity and CO₂ provenance.
All 12 plants
| Plant | Fuel | Country | MW | t CO₂/yr |
|---|---|---|---|---|
| Sundance | Coal | Canada | 2,141 | — |
| Poplar Creek | Gas | Canada | 360 | — |
| Southern Cross power station | Gas | Australia | 244 | 352,040 |
| Nickel West gas-fired power station | Gas | Australia | 150 | 216,400 |
| South Hedland power station | Gas | Australia | 131 | 158,460 |
| Spy Hill | Gas | Canada | 86 | — |
| Suncor Utility Plant | Gas | Canada | 70 | — |
| Ardenville | Wind | Canada | 69 | — |
| Blue Trail | Wind | Canada | 66 | — |
| Summerview 2 | Wind | Canada | 66 | — |
| Le Nordais (Phase 1 - Cap Chat) | Wind | Canada | 56 | — |
| Dupont Maitland | Gas | Canada | 50 | — |
Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). CO₂ is measured for EPA/EU ETS records and modelled for Climate TRACE records.
Frequently asked questions
How many power plants does TransAlta operate?
TransAlta operates 12 power plants across 2 countries, with about 3,489 MW of total capacity.
What is TransAlta's largest power plant?
Sundance in Canada is its largest at about 2,141 MW.
What types of power plants does TransAlta run?
Its fleet includes gas (7), wind (4), coal (1).
How much CO₂ do TransAlta's plants emit?
Its reporting plants emit about 726,900 tonnes of CO₂ per year in this dataset.