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Great Britain's grid, Sunday, 27 September 2026
Wind, solar and hydro averaged over the day, against 17% from gas, coal and oil and 16% from nuclear, at an average carbon intensity of 83 gCO2/kWh. GB transmission data from NESO, Elexon and Sheffield Solar.
RENEWABLES AHEAD OF FOSSIL FUELS
54%renewables
of demand from wind, solar and hydro · fossil fuels 17% · nuclear 16% · 83 gCO2/kWh
AVERAGE OUTPUT · GREENEST HOUR 16:00 AT 47 GCO2/KWH
Wind12.1 GW
Solar1.2 GW
Gas4.2 GW
Nuclear4.0 GW
Imports1.1 GW
NESO, Elexon and Sheffield Solar. Great Britain only; shares are of demand, averaged over the day.
24 hourly readings, drawn 17:48, 30 Sept 2026
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