UK electricity in March 2013
Day by day: how Great Britain made its electricity in March 2013.
In March 2013, coal made 43% of Britain's electricity, then gas (26%). Renewables made 7%, against 5% a year earlier; average carbon intensity 525 g/kWh.
Electricity generated each day, March 2013
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
March 2013 in total
| Source | Electricity | Share |
|---|---|---|
| Coal | 13.3 TWh | 43.2% |
| Gas | 8,014 GWh | 26.0% |
| Nuclear | 5,389 GWh | 17.5% |
| Wind | 1,862 GWh | 6.0% |
| Imports | 1,258 GWh | 4.1% |
| Other | 479 GWh | 1.6% |
| Pumped storage | 249 GWh | 0.8% |
| Hydro | 119 GWh | 0.4% |
| Solar | 114 GWh | 0.4% |
| Renewable (wind, solar, hydro, biomass) | 6.8% | |
| Low carbon (renewable plus nuclear) | 24.3% |
Standout days
- Windiest day146.1 GWh of windFri, 22 March 2013
- Highest wind share14.9%Sat, 23 March 2013
- Sunniest day8.1 GWh of solarSun, 31 March 2013
- Cleanest day469 g/kWh averageSun, 24 March 2013
- Dirtiest day579 g/kWh averageSun, 3 March 2013
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Fri 1 Mar | 1,037 GWh | 2% | 29% | 16% | 0% | 577 g |
| Sat 2 Mar | 930 GWh | 1% | 24% | 18% | 0% | 572 g |
| Sun 3 Mar | 909 GWh | 1% | 22% | 19% | 0% | 579 g |
| Mon 4 Mar | 1,010 GWh | 2% | 28% | 16% | 1% | 562 g |
| Tue 5 Mar | 1,006 GWh | 1% | 27% | 15% | 1% | 578 g |
| Wed 6 Mar | 1,001 GWh | 5% | 27% | 16% | 0% | 549 g |
| Thu 7 Mar | 998 GWh | 7% | 27% | 16% | 0% | 524 g |
| Fri 8 Mar | 984 GWh | 9% | 23% | 16% | 0% | 525 g |
| Sat 9 Mar | 903 GWh | 9% | 18% | 18% | 0% | 526 g |
| Sun 10 Mar | 897 GWh | 12% | 16% | 19% | 0% | 489 g |
| Mon 11 Mar | 1,067 GWh | 9% | 26% | 16% | 0% | 501 g |
| Tue 12 Mar | 1,087 GWh | 6% | 28% | 16% | 1% | 532 g |
| Wed 13 Mar | 1,061 GWh | 3% | 28% | 17% | 1% | 561 g |
| Thu 14 Mar | 1,054 GWh | 3% | 28% | 18% | 1% | 552 g |
| Fri 15 Mar | 1,020 GWh | 7% | 26% | 18% | 0% | 526 g |
| Sat 16 Mar | 916 GWh | 6% | 24% | 21% | 0% | 523 g |
| Sun 17 Mar | 898 GWh | 4% | 26% | 21% | 0% | 519 g |
| Mon 18 Mar | 1,015 GWh | 6% | 28% | 19% | 0% | 516 g |
| Tue 19 Mar | 1,025 GWh | 5% | 27% | 18% | 0% | 530 g |
| Wed 20 Mar | 1,040 GWh | 4% | 28% | 18% | 0% | 532 g |
| Thu 21 Mar | 1,041 GWh | 7% | 27% | 18% | 0% | 510 g |
| Fri 22 Mar | 1,040 GWh | 14% | 20% | 18% | 0% | 473 g |
| Sat 23 Mar | 972 GWh | 15% | 16% | 19% | 0% | 471 g |
| Sun 24 Mar | 951 GWh | 14% | 16% | 19% | 0% | 469 g |
| Mon 25 Mar | 1,069 GWh | 10% | 28% | 16% | 0% | 489 g |
| Tue 26 Mar | 1,083 GWh | 7% | 32% | 15% | 0% | 513 g |
| Wed 27 Mar | 1,071 GWh | 4% | 35% | 14% | 0% | 521 g |
| Thu 28 Mar | 1,046 GWh | 5% | 33% | 15% | 1% | 533 g |
| Fri 29 Mar | 941 GWh | 4% | 32% | 18% | 1% | 516 g |
| Sat 30 Mar | 902 GWh | 2% | 27% | 20% | 1% | 507 g |
| Sun 31 Mar | 829 GWh | 3% | 25% | 21% | 1% | 489 g |