UK electricity in March 2018
Day by day: how Great Britain made its electricity in March 2018.
In March 2018, gas made 36% of Britain's electricity, then nuclear (19%). Renewables made 24%, against 20% a year earlier; average carbon intensity 283 g/kWh.
Electricity generated each day, March 2018
GWh a day
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the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Biomass
- Pumped storage
- Wind
- Solar
- 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
March 2018 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 10.3 TWh | 36.0% |
| Nuclear | 5,313 GWh | 18.6% |
| Wind | 4,845 GWh | 16.9% |
| Coal | 3,900 GWh | 13.6% |
| Imports | 1,739 GWh | 6.1% |
| Biomass | 1,232 GWh | 4.3% |
| Solar | 717 GWh | 2.5% |
| Pumped storage | 259 GWh | 0.9% |
| Hydro | 209 GWh | 0.7% |
| Other | 71.1 GWh | 0.2% |
| Renewable (wind, solar, hydro, biomass) | 24.5% | |
| Low carbon (renewable plus nuclear) | 43.1% |
Standout days
- Windiest day313.7 GWh of windSat, 17 March 2018
- Highest wind share35.4%Sat, 17 March 2018
- Sunniest day46.9 GWh of solarWed, 21 March 2018
- Cleanest day203 g/kWh averageSat, 31 March 2018
- Dirtiest day374 g/kWh averageTue, 13 March 2018
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Thu 1 Mar | 1,075 GWh | 29% | 21% | 15% | 0% | 316 g |
| Fri 2 Mar | 1,055 GWh | 29% | 20% | 15% | 1% | 310 g |
| Sat 3 Mar | 970 GWh | 22% | 22% | 18% | 1% | 336 g |
| Sun 4 Mar | 928 GWh | 16% | 27% | 19% | 2% | 341 g |
| Mon 5 Mar | 999 GWh | 11% | 37% | 18% | 2% | 348 g |
| Tue 6 Mar | 980 GWh | 10% | 41% | 20% | 2% | 310 g |
| Wed 7 Mar | 968 GWh | 8% | 45% | 20% | 3% | 311 g |
| Thu 8 Mar | 958 GWh | 14% | 45% | 17% | 3% | 284 g |
| Fri 9 Mar | 952 GWh | 9% | 50% | 15% | 2% | 319 g |
| Sat 10 Mar | 834 GWh | 22% | 39% | 18% | 2% | 231 g |
| Sun 11 Mar | 814 GWh | 7% | 49% | 19% | 2% | 299 g |
| Mon 12 Mar | 928 GWh | 10% | 47% | 17% | 1% | 321 g |
| Tue 13 Mar | 931 GWh | 6% | 40% | 18% | 3% | 374 g |
| Wed 14 Mar | 907 GWh | 26% | 23% | 19% | 3% | 272 g |
| Thu 15 Mar | 915 GWh | 27% | 26% | 19% | 2% | 259 g |
| Fri 16 Mar | 899 GWh | 26% | 23% | 17% | 3% | 282 g |
| Sat 17 Mar | 887 GWh | 35% | 20% | 18% | 2% | 214 g |
| Sun 18 Mar | 909 GWh | 33% | 21% | 18% | 1% | 235 g |
| Mon 19 Mar | 1,009 GWh | 21% | 28% | 17% | 4% | 291 g |
| Tue 20 Mar | 1,000 GWh | 10% | 41% | 19% | 4% | 315 g |
| Wed 21 Mar | 962 GWh | 16% | 36% | 19% | 5% | 285 g |
| Thu 22 Mar | 937 GWh | 21% | 33% | 20% | 3% | 265 g |
| Fri 23 Mar | 891 GWh | 22% | 32% | 21% | 3% | 226 g |
| Sat 24 Mar | 829 GWh | 5% | 45% | 22% | 2% | 295 g |
| Sun 25 Mar | 759 GWh | 6% | 41% | 24% | 5% | 261 g |
| Mon 26 Mar | 885 GWh | 5% | 46% | 21% | 5% | 287 g |
| Tue 27 Mar | 896 GWh | 19% | 42% | 19% | 2% | 220 g |
| Wed 28 Mar | 921 GWh | 8% | 51% | 19% | 3% | 273 g |
| Thu 29 Mar | 932 GWh | 11% | 48% | 18% | 3% | 273 g |
| Fri 30 Mar | 846 GWh | 16% | 43% | 20% | 2% | 215 g |
| Sat 31 Mar | 815 GWh | 18% | 41% | 22% | 2% | 203 g |