UK electricity in April 2012
Day by day: how Great Britain made its electricity in April 2012.
In April 2012, coal made 44% of Britain's electricity, then gas (24%). Renewables made 4%, against 4% a year earlier; average carbon intensity 518 g/kWh.
Electricity generated each day, April 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
April 2012 in total
| Source | Electricity | Share |
|---|---|---|
| Coal | 11.5 TWh | 44.0% |
| Gas | 6,357 GWh | 24.3% |
| Nuclear | 5,805 GWh | 22.2% |
| Imports | 1,130 GWh | 4.3% |
| Wind | 1,006 GWh | 3.8% |
| Pumped storage | 207 GWh | 0.8% |
| Hydro | 153 GWh | 0.6% |
| Other | 26.2 GWh | 0.1% |
| Renewable (wind, solar, hydro, biomass) | 4.4% | |
| Low carbon (renewable plus nuclear) | 26.6% |
Standout days
- Windiest day77.3 GWh of windThu, 26 April 2012
- Highest wind share8.4%Thu, 26 April 2012
- Sunniest day0.0 GWh of solarSun, 1 April 2012
- Cleanest day436 g/kWh averageSun, 29 April 2012
- Dirtiest day580 g/kWh averageMon, 2 April 2012
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Sun 1 Apr | 772 GWh | 2% | 22% | 19% | 0% | 559 g |
| Mon 2 Apr | 897 GWh | 1% | 27% | 17% | 0% | 580 g |
| Tue 3 Apr | 921 GWh | 6% | 24% | 18% | 0% | 545 g |
| Wed 4 Apr | 948 GWh | 7% | 24% | 18% | 0% | 530 g |
| Thu 5 Apr | 928 GWh | 3% | 24% | 19% | 0% | 558 g |
| Fri 6 Apr | 839 GWh | 3% | 19% | 22% | 0% | 562 g |
| Sat 7 Apr | 797 GWh | 2% | 21% | 23% | 0% | 540 g |
| Sun 8 Apr | 764 GWh | 6% | 20% | 24% | 0% | 490 g |
| Mon 9 Apr | 797 GWh | 5% | 21% | 23% | 0% | 499 g |
| Tue 10 Apr | 865 GWh | 5% | 25% | 22% | 0% | 507 g |
| Wed 11 Apr | 901 GWh | 1% | 28% | 21% | 0% | 540 g |
| Thu 12 Apr | 890 GWh | 1% | 27% | 23% | 0% | 531 g |
| Fri 13 Apr | 890 GWh | 1% | 27% | 23% | 0% | 534 g |
| Sat 14 Apr | 808 GWh | 3% | 21% | 25% | 0% | 504 g |
| Sun 15 Apr | 788 GWh | 3% | 19% | 26% | 0% | 503 g |
| Mon 16 Apr | 913 GWh | 3% | 28% | 23% | 0% | 522 g |
| Tue 17 Apr | 926 GWh | 7% | 27% | 23% | 0% | 486 g |
| Wed 18 Apr | 940 GWh | 4% | 27% | 22% | 0% | 507 g |
| Thu 19 Apr | 938 GWh | 3% | 27% | 22% | 0% | 516 g |
| Fri 20 Apr | 895 GWh | 1% | 26% | 23% | 0% | 541 g |
| Sat 21 Apr | 818 GWh | 2% | 23% | 25% | 0% | 514 g |
| Sun 22 Apr | 796 GWh | 2% | 22% | 26% | 0% | 504 g |
| Mon 23 Apr | 919 GWh | 2% | 26% | 23% | 0% | 524 g |
| Tue 24 Apr | 926 GWh | 1% | 26% | 23% | 0% | 543 g |
| Wed 25 Apr | 948 GWh | 7% | 22% | 22% | 0% | 497 g |
| Thu 26 Apr | 920 GWh | 8% | 21% | 22% | 0% | 492 g |
| Fri 27 Apr | 901 GWh | 4% | 24% | 22% | 0% | 522 g |
| Sat 28 Apr | 824 GWh | 5% | 25% | 24% | 0% | 470 g |
| Sun 29 Apr | 836 GWh | 8% | 26% | 24% | 0% | 436 g |
| Mon 30 Apr | 900 GWh | 7% | 25% | 22% | 0% | 481 g |