Top plants
| Plant | Country | Fuel | Owner | MW | CO2 t/yr |
|---|---|---|---|---|---|
| Longannet power station | United Kingdom | Coal | Iberdrola SA [100%] | 4,856 | 21,269,280 |
| Kingsnorth power station | United Kingdom | Coal | E.ON UK PLC [100%] | 3,772 | 16,521,360 |
| Cockenzie power station | United Kingdom | Coal | ScottishPower Ltd [100%] | 2,456 | 10,757,280 |
| Grangemouth (GBTron) power station | United Kingdom | Gas | GBTron Power Ltd [100%] | 2,400 | 3,784,320 |
| Pembroke | United Kingdom | Gas | RWE Npower Plc | 2,305 | 3,634,524 |
| Didcot power station | United Kingdom | Coal | RWE Generation SE [100%] | 2,172 | 9,513,360 |
| Fiddler's Ferry power station | United Kingdom | Coal | SSE PLC [100%] | 2,132 | 9,338,160 |
| West Burton | United Kingdom | Coal | EDF Energy | 2,012 | 8,812,560 |
| Cottam | United Kingdom | Coal | EDF Energy | 2,000 | 8,760,000 |
| Ratcliffe | United Kingdom | Coal | Uniper UK Limited | 2,000 | 8,760,000 |
| King's Lynn-B power station | United Kingdom | Gas | EP UK Power Development Ltd [100%] | 1,999 | 3,152,023 |
| Drax | United Kingdom | Biomass | Drax Power | 1,980 | n/a |
| Staythorpe C | United Kingdom | Gas | RWE Npower Plc | 1,772 | 2,794,090 |
| Dinorwig | United Kingdom | Hydro | First Hydro Company | 1,728 | n/a |
| Tees Combined-Cycle Power Plant | United Kingdom | Gas | Sembcorp Utilities UK Ltd [100%] | 1,700 | 2,680,560 |
| Hunterston Power Station | United Kingdom | Coal | Ayrshire Power LP [100%] | 1,600 | 7,008,000 |
| Aberthaw B | United Kingdom | Coal | RWE Npower Plc | 1,586 | 6,946,680 |
| Thorpe Marsh power station | United Kingdom | Gas | Thorpe Marsh Power Ltd [100%] | 1,576 | 2,485,037 |
| Didcot B | United Kingdom | Gas | RWE Npower Plc | 1,440 | 2,270,592 |
| Grain CHP | United Kingdom | Cogeneration | Uniper UK Limited | 1,415 | n/a |
What changes this answer from a template?
Fuel mix: Solar 1,165, Wind 698, Waste 329, Biomass 227. Regions: England (1,840), Scotland (471), Wales (231), Northern Ireland (109). Owners: Lightsource Renewable Energy (120), Unknown owner (95), Anesco (49), Scottish and Southern Energy (SSE) (48).
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Frequently asked questions
What are the largest power plants in United Kingdom?
This PowerAtlas slice contains 2,732 plants with 126,013 MW of combined capacity. 157 plants have asset-level CO2 values: 14 measured and 0 modelled. The largest visible unit in this slice is Longannet power station at 4,856 MW.
Which fuels and owners dominate this slice?
Fuel mix by plant count: Solar 1,165, Wind 698, Waste 329, Biomass 227. Leading owner/operator labels: Lightsource Renewable Energy (120), Unknown owner (95), Anesco (49), Scottish and Southern Energy (SSE) (48).
How is this answer sourced?
Plant identity and capacity come from WRI GPPD / Global Energy Monitor; CO2 provenance is labelled as regulator-measured, modelled or unavailable on each plant page.
Methodology
This answer page is generated only when the slice has enough underlying plant records and passes the hub demand/data gate. It is not a separate source of truth; each table row links back to the underlying plant record and provenance labels.