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Great Britain's grid, Tuesday, 29 September 2026
Wind, solar and hydro averaged over the day, against 23% from gas, coal and oil and 14% from nuclear, at an average carbon intensity of 101 gCO2/kWh. GB transmission data from NESO, Elexon and Sheffield Solar.
RENEWABLES AHEAD OF FOSSIL FUELS
50%renewables
of demand from wind, solar and hydro · fossil fuels 23% · nuclear 14% · 101 gCO2/kWh
AVERAGE OUTPUT · GREENEST HOUR 13:00 AT 68 GCO2/KWH
Wind11.7 GW
Solar1.7 GW
Gas6.3 GW
Nuclear4.0 GW
Imports1.8 GW
NESO, Elexon and Sheffield Solar. Great Britain only; shares are of demand, averaged over the day.
24 hourly readings, drawn 00:44, 1 Oct 2026
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