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History · 2011

GB electricity in 2011

In 2011, Great Britain generated 322.3 TWh of electricity, at an average carbon intensity of 449.7 gCO₂/kWh, with wind supplying 3.7% of generation.

Generation
322.3 TWh
Avg carbon
449.7
gCO₂/kWh
Peak demand
55.1 GW
2011-01-06

Share of generation by fuel

Wind
3.7%
Solar
not tracked before 2013
Nuclear
20.1%
Biomass
not tracked before Nov 2017
Hydro
1.1%
Gas
39.4%
Coal
32.1%
Other
not tracked before Feb 2012

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 2011

Greenest half-hour
226 gCO₂/kWh
2011-05-29 04:30 UTC
Dirtiest half-hour
613 gCO₂/kWh
2011-11-16 22:30 UTC