History · 2012
GB electricity in 2012
In 2012, Great Britain generated 323.8 TWh of electricity, at an average carbon intensity of 504.6 gCO₂/kWh, with wind supplying 4.8% of generation.
- Generation
- 323.8 TWh
- Avg carbon
- 504.6
- gCO₂/kWh
- Peak demand
- 55.8 GW
- 2012-12-12
Share of generation by fuel
- Wind
- 4.8%
- Solar
- not tracked before 2013
- Nuclear
- 20.4%
- Biomass
- not tracked before Nov 2017
- Hydro
- 1.0%
- Gas
- 25.7%
- Coal
- 42.4%
- Imports
- 4.2%
- Other
- 0.7%
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 2012
- Greenest half-hour
- 289 gCO₂/kWh
- 2012-08-12 04:00 UTC
- Dirtiest half-hour
- 644 gCO₂/kWh
- 2012-03-13 05:30 UTC