History · 2024

GB electricity in 2024

In 2024, Great Britain generated 280.9 TWh of electricity, at an average carbon intensity of 124 gCO₂/kWh, with wind supplying 29.4% of generation.

Generation: 280.9 TWh
Avg carbon: 124; gCO₂/kWh
Renewable share: 35.7%; wind + solar + hydro
Peak demand: 45.2 GW; 2024-01-15

Share of generation by fuel

Wind: 29.4%
Solar: 5.0%
Nuclear: 13.7%
Biomass: 6.7%
Hydro: 1.3%
Gas: 25.8%
Coal: 0.6%
Imports: 15.7%
Other: 1.2%
Low-carbon total: 56.1%

Yearly averages of NESO's half-hourly historic mix. Wind includes NESO's embedded estimate; "not tracked" means the national data didn't break that fuel out yet - not that none was generated.

Carbon extremes of 2024

Greenest half-hour: 19 gCO₂/kWh; 2024-04-15 13:30 UTC
Dirtiest half-hour: 304 gCO₂/kWh; 2024-12-12 06:30 UTC

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