UK electricity in September 2014
Day by day: how Great Britain made its electricity in September 2014.
In September 2014, coal made 33% of Britain's electricity, then gas (32%). Renewables made 6%, against 8% a year earlier; average carbon intensity 450 g/kWh.
Electricity generated each day, September 2014
GWh a day
tap the chart for values
the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Pumped storage
- Wind
- Solar
- Coal
- Other
Share of electricity, by source
tap the chart for values
the numbers
Carbon intensity
g CO₂ per kWh, daily average
tap the chart for values
the numbers
September 2014 in total
| Source | Electricity | Share |
|---|---|---|
| Coal | 7,813 GWh | 32.6% |
| Gas | 7,697 GWh | 32.1% |
| Nuclear | 4,402 GWh | 18.4% |
| Imports | 1,750 GWh | 7.3% |
| Wind | 992 GWh | 4.1% |
| Other | 590 GWh | 2.5% |
| Solar | 380 GWh | 1.6% |
| Pumped storage | 197 GWh | 0.8% |
| Hydro | 155 GWh | 0.6% |
| Renewable (wind, solar, hydro, biomass) | 6.4% | |
| Low carbon (renewable plus nuclear) | 24.7% |
Standout days
- Windiest day104.3 GWh of windFri, 26 September 2014
- Highest wind share12.7%Fri, 26 September 2014
- Sunniest day19.6 GWh of solarMon, 8 September 2014
- Cleanest day399 g/kWh averageSun, 14 September 2014
- Dirtiest day497 g/kWh averageThu, 18 September 2014
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Mon 1 Sept | 816 GWh | 3% | 38% | 18% | 1% | 430 g |
| Tue 2 Sept | 833 GWh | 2% | 37% | 18% | 2% | 444 g |
| Wed 3 Sept | 835 GWh | 2% | 37% | 18% | 2% | 463 g |
| Thu 4 Sept | 834 GWh | 2% | 36% | 18% | 1% | 464 g |
| Fri 5 Sept | 818 GWh | 2% | 35% | 19% | 1% | 444 g |
| Sat 6 Sept | 734 GWh | 3% | 29% | 21% | 1% | 433 g |
| Sun 7 Sept | 703 GWh | 5% | 22% | 22% | 3% | 421 g |
| Mon 8 Sept | 810 GWh | 2% | 30% | 19% | 2% | 446 g |
| Tue 9 Sept | 820 GWh | 1% | 33% | 19% | 2% | 456 g |
| Wed 10 Sept | 820 GWh | 2% | 31% | 19% | 2% | 455 g |
| Thu 11 Sept | 819 GWh | 2% | 30% | 19% | 2% | 460 g |
| Fri 12 Sept | 806 GWh | 2% | 32% | 19% | 2% | 449 g |
| Sat 13 Sept | 723 GWh | 4% | 30% | 21% | 2% | 421 g |
| Sun 14 Sept | 698 GWh | 7% | 26% | 22% | 2% | 399 g |
| Mon 15 Sept | 820 GWh | 3% | 33% | 19% | 1% | 461 g |
| Tue 16 Sept | 833 GWh | 2% | 32% | 19% | 2% | 489 g |
| Wed 17 Sept | 837 GWh | 3% | 33% | 17% | 1% | 495 g |
| Thu 18 Sept | 840 GWh | 3% | 32% | 16% | 1% | 497 g |
| Fri 19 Sept | 834 GWh | 2% | 36% | 16% | 1% | 489 g |
| Sat 20 Sept | 742 GWh | 3% | 33% | 18% | 1% | 469 g |
| Sun 21 Sept | 711 GWh | 7% | 29% | 19% | 2% | 423 g |
| Mon 22 Sept | 825 GWh | 4% | 36% | 17% | 2% | 438 g |
| Tue 23 Sept | 841 GWh | 4% | 35% | 18% | 1% | 449 g |
| Wed 24 Sept | 835 GWh | 9% | 30% | 18% | 2% | 426 g |
| Thu 25 Sept | 831 GWh | 12% | 28% | 17% | 1% | 429 g |
| Fri 26 Sept | 819 GWh | 13% | 27% | 16% | 2% | 425 g |
| Sat 27 Sept | 744 GWh | 7% | 29% | 18% | 1% | 446 g |
| Sun 28 Sept | 726 GWh | 4% | 35% | 18% | 2% | 436 g |
| Mon 29 Sept | 842 GWh | 2% | 36% | 17% | 1% | 478 g |
| Tue 30 Sept | 831 GWh | 7% | 28% | 18% | 2% | 457 g |