UK electricity in March 2009
Day by day: how Great Britain made its electricity in March 2009.
In March 2009, gas made 39% of Britain's electricity, then coal (34%). Renewables made 3%; average carbon intensity 464 g/kWh.
Electricity generated each day, March 2009
GWh a day
tap the chart for values
the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Pumped storage
- Wind
- Coal
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 2009 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 11.4 TWh | 38.8% |
| Coal | 9,960 GWh | 33.8% |
| Nuclear | 6,334 GWh | 21.5% |
| Imports | 513 GWh | 1.7% |
| Wind | 478 GWh | 1.6% |
| Hydro | 430 GWh | 1.5% |
| Pumped storage | 313 GWh | 1.1% |
| Renewable (wind, solar, hydro, biomass) | 3.1% | |
| Low carbon (renewable plus nuclear) | 24.6% |
Standout days
- Windiest day30.5 GWh of windFri, 27 March 2009
- Highest wind share3.3%Sun, 22 March 2009
- Sunniest day0.0 GWh of solarSun, 1 March 2009
- Cleanest day360 g/kWh averageSun, 22 March 2009
- Dirtiest day533 g/kWh averageThu, 5 March 2009
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Sun 1 Mar | 876 GWh | 1% | 40% | 24% | 0% | 420 g |
| Mon 2 Mar | 1,003 GWh | 2% | 39% | 21% | 0% | 482 g |
| Tue 3 Mar | 1,027 GWh | 1% | 38% | 20% | 0% | 497 g |
| Wed 4 Mar | 1,047 GWh | 0% | 38% | 19% | 0% | 520 g |
| Thu 5 Mar | 1,063 GWh | 0% | 38% | 18% | 0% | 533 g |
| Fri 6 Mar | 1,030 GWh | 1% | 39% | 19% | 0% | 513 g |
| Sat 7 Mar | 892 GWh | 2% | 39% | 22% | 0% | 450 g |
| Sun 8 Mar | 871 GWh | 3% | 36% | 23% | 0% | 430 g |
| Mon 9 Mar | 1,014 GWh | 2% | 36% | 20% | 0% | 506 g |
| Tue 10 Mar | 1,022 GWh | 0% | 38% | 19% | 0% | 520 g |
| Wed 11 Mar | 1,040 GWh | 1% | 37% | 19% | 0% | 520 g |
| Thu 12 Mar | 991 GWh | 3% | 38% | 19% | 0% | 496 g |
| Fri 13 Mar | 986 GWh | 1% | 38% | 19% | 0% | 505 g |
| Sat 14 Mar | 859 GWh | 3% | 39% | 22% | 0% | 434 g |
| Sun 15 Mar | 839 GWh | 1% | 41% | 23% | 0% | 411 g |
| Mon 16 Mar | 967 GWh | 1% | 40% | 20% | 0% | 482 g |
| Tue 17 Mar | 935 GWh | 0% | 42% | 22% | 0% | 455 g |
| Wed 18 Mar | 965 GWh | 0% | 41% | 21% | 0% | 477 g |
| Thu 19 Mar | 983 GWh | 0% | 42% | 21% | 0% | 480 g |
| Fri 20 Mar | 949 GWh | 0% | 41% | 22% | 0% | 466 g |
| Sat 21 Mar | 843 GWh | 1% | 41% | 25% | 0% | 404 g |
| Sun 22 Mar | 812 GWh | 3% | 42% | 27% | 0% | 360 g |
| Mon 23 Mar | 944 GWh | 3% | 39% | 23% | 0% | 418 g |
| Tue 24 Mar | 976 GWh | 2% | 37% | 22% | 0% | 477 g |
| Wed 25 Mar | 974 GWh | 2% | 37% | 23% | 0% | 467 g |
| Thu 26 Mar | 960 GWh | 3% | 38% | 23% | 0% | 450 g |
| Fri 27 Mar | 951 GWh | 3% | 37% | 23% | 0% | 444 g |
| Sat 28 Mar | 889 GWh | 2% | 37% | 24% | 0% | 423 g |
| Sun 29 Mar | 824 GWh | 2% | 38% | 24% | 0% | 418 g |
| Mon 30 Mar | 961 GWh | 2% | 38% | 21% | 0% | 472 g |
| Tue 31 Mar | 962 GWh | 1% | 40% | 21% | 0% | 469 g |