UK electricity in January 2018
Day by day: how Great Britain made its electricity in January 2018.
In January 2018, gas made 42% of Britain's electricity, then wind (21%). Renewables made 26%, against 14% a year earlier; average carbon intensity 225 g/kWh.
Electricity generated each day, January 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
January 2018 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 12.0 TWh | 41.9% |
| Wind | 5,900 GWh | 20.5% |
| Nuclear | 5,187 GWh | 18.0% |
| Imports | 2,324 GWh | 8.1% |
| Coal | 1,503 GWh | 5.2% |
| Biomass | 865 GWh | 3.0% |
| Hydro | 339 GWh | 1.2% |
| Solar | 296 GWh | 1.0% |
| Pumped storage | 240 GWh | 0.8% |
| Other | 55.8 GWh | 0.2% |
| Renewable (wind, solar, hydro, biomass) | 25.7% | |
| Low carbon (renewable plus nuclear) | 43.8% |
Standout days
- Windiest day285.2 GWh of windTue, 16 January 2018
- Highest wind share34.4%Sun, 28 January 2018
- Sunniest day21.8 GWh of solarThu, 25 January 2018
- Cleanest day132 g/kWh averageSun, 28 January 2018
- Dirtiest day344 g/kWh averageThu, 11 January 2018
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Mon 1 Jan | 776 GWh | 28% | 31% | 22% | 1% | 180 g |
| Tue 2 Jan | 908 GWh | 23% | 40% | 19% | 0% | 223 g |
| Wed 3 Jan | 924 GWh | 27% | 38% | 18% | 1% | 192 g |
| Thu 4 Jan | 943 GWh | 17% | 47% | 18% | 0% | 251 g |
| Fri 5 Jan | 950 GWh | 9% | 50% | 17% | 1% | 306 g |
| Sat 6 Jan | 874 GWh | 20% | 43% | 18% | 1% | 226 g |
| Sun 7 Jan | 880 GWh | 18% | 42% | 19% | 2% | 234 g |
| Mon 8 Jan | 1,005 GWh | 21% | 42% | 18% | 1% | 240 g |
| Tue 9 Jan | 1,009 GWh | 16% | 46% | 18% | 0% | 275 g |
| Wed 10 Jan | 985 GWh | 6% | 51% | 19% | 1% | 330 g |
| Thu 11 Jan | 984 GWh | 3% | 55% | 18% | 1% | 344 g |
| Fri 12 Jan | 961 GWh | 13% | 49% | 18% | 1% | 275 g |
| Sat 13 Jan | 883 GWh | 24% | 38% | 19% | 0% | 220 g |
| Sun 14 Jan | 860 GWh | 23% | 40% | 20% | 0% | 207 g |
| Mon 15 Jan | 938 GWh | 27% | 35% | 19% | 1% | 202 g |
| Tue 16 Jan | 970 GWh | 29% | 33% | 19% | 2% | 184 g |
| Wed 17 Jan | 993 GWh | 28% | 35% | 18% | 2% | 187 g |
| Thu 18 Jan | 984 GWh | 19% | 45% | 18% | 1% | 224 g |
| Fri 19 Jan | 983 GWh | 21% | 44% | 18% | 2% | 206 g |
| Sat 20 Jan | 918 GWh | 8% | 52% | 18% | 1% | 273 g |
| Sun 21 Jan | 901 GWh | 17% | 45% | 18% | 0% | 232 g |
| Mon 22 Jan | 951 GWh | 22% | 41% | 18% | 1% | 206 g |
| Tue 23 Jan | 895 GWh | 30% | 34% | 19% | 1% | 162 g |
| Wed 24 Jan | 907 GWh | 31% | 34% | 18% | 0% | 173 g |
| Thu 25 Jan | 953 GWh | 19% | 45% | 16% | 2% | 226 g |
| Fri 26 Jan | 959 GWh | 6% | 56% | 15% | 2% | 302 g |
| Sat 27 Jan | 841 GWh | 31% | 34% | 17% | 1% | 166 g |
| Sun 28 Jan | 799 GWh | 34% | 27% | 19% | 1% | 132 g |
| Mon 29 Jan | 916 GWh | 26% | 38% | 17% | 1% | 190 g |
| Tue 30 Jan | 953 GWh | 18% | 45% | 15% | 2% | 237 g |
| Wed 31 Jan | 941 GWh | 29% | 33% | 17% | 1% | 180 g |