UK electricity in June 2012
Day by day: how Great Britain made its electricity in June 2012.
In June 2012, coal made 35% of Britain's electricity, then gas (31%). Renewables made 5%, against 3% a year earlier; average carbon intensity 460 g/kWh.
Electricity generated each day, June 2012
GWh a day
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the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Pumped storage
- Wind
- Coal
- Other
Share of electricity, by source
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the numbers
Carbon intensity
g CO₂ per kWh, daily average
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the numbers
June 2012 in total
| Source | Electricity | Share |
|---|---|---|
| Coal | 8,342 GWh | 35.2% |
| Gas | 7,284 GWh | 30.7% |
| Nuclear | 5,629 GWh | 23.8% |
| Wind | 1,033 GWh | 4.4% |
| Imports | 1,001 GWh | 4.2% |
| Pumped storage | 229 GWh | 1.0% |
| Hydro | 123 GWh | 0.5% |
| Other | 49.5 GWh | 0.2% |
| Renewable (wind, solar, hydro, biomass) | 4.9% | |
| Low carbon (renewable plus nuclear) | 28.6% |
Standout days
- Windiest day77.3 GWh of windSat, 23 June 2012
- Highest wind share10.7%Sat, 23 June 2012
- Sunniest day0.0 GWh of solarFri, 1 June 2012
- Cleanest day403 g/kWh averageSat, 9 June 2012
- Dirtiest day519 g/kWh averageTue, 26 June 2012
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Fri 1 Jun | 816 GWh | 1% | 32% | 23% | 0% | 499 g |
| Sat 2 Jun | 725 GWh | 4% | 28% | 26% | 0% | 449 g |
| Sun 3 Jun | 710 GWh | 7% | 27% | 26% | 0% | 412 g |
| Mon 4 Jun | 706 GWh | 2% | 25% | 27% | 0% | 478 g |
| Tue 5 Jun | 734 GWh | 3% | 28% | 26% | 0% | 466 g |
| Wed 6 Jun | 807 GWh | 3% | 31% | 24% | 0% | 464 g |
| Thu 7 Jun | 829 GWh | 5% | 30% | 24% | 0% | 446 g |
| Fri 8 Jun | 814 GWh | 8% | 30% | 25% | 0% | 407 g |
| Sat 9 Jun | 730 GWh | 6% | 29% | 27% | 0% | 403 g |
| Sun 10 Jun | 721 GWh | 1% | 30% | 27% | 0% | 445 g |
| Mon 11 Jun | 842 GWh | 2% | 37% | 23% | 0% | 446 g |
| Tue 12 Jun | 857 GWh | 2% | 35% | 23% | 0% | 475 g |
| Wed 13 Jun | 845 GWh | 1% | 34% | 24% | 0% | 483 g |
| Thu 14 Jun | 840 GWh | 5% | 29% | 23% | 0% | 472 g |
| Fri 15 Jun | 825 GWh | 9% | 28% | 23% | 0% | 432 g |
| Sat 16 Jun | 733 GWh | 9% | 28% | 25% | 0% | 403 g |
| Sun 17 Jun | 720 GWh | 4% | 31% | 26% | 0% | 421 g |
| Mon 18 Jun | 836 GWh | 1% | 33% | 23% | 0% | 487 g |
| Tue 19 Jun | 827 GWh | 1% | 33% | 24% | 0% | 490 g |
| Wed 20 Jun | 830 GWh | 1% | 32% | 24% | 0% | 501 g |
| Thu 21 Jun | 846 GWh | 6% | 31% | 23% | 0% | 465 g |
| Fri 22 Jun | 822 GWh | 8% | 30% | 22% | 0% | 459 g |
| Sat 23 Jun | 722 GWh | 11% | 28% | 25% | 0% | 418 g |
| Sun 24 Jun | 705 GWh | 6% | 29% | 26% | 0% | 449 g |
| Mon 25 Jun | 811 GWh | 2% | 31% | 23% | 0% | 499 g |
| Tue 26 Jun | 834 GWh | 2% | 34% | 21% | 0% | 519 g |
| Wed 27 Jun | 842 GWh | 2% | 35% | 21% | 0% | 507 g |
| Thu 28 Jun | 847 GWh | 5% | 33% | 20% | 0% | 494 g |
| Fri 29 Jun | 806 GWh | 9% | 29% | 20% | 0% | 470 g |
| Sat 30 Jun | 708 GWh | 8% | 28% | 23% | 0% | 430 g |