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Daily UK grid report
UK Electricity Grid Daily Report — 7 October 2025

On 7 October 2025, Britain’s electricity grid averaged 33.65 GW of grid demand, with renewables averaging 46.3% of tracked domestic generation and carbon intensity averaging 172 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 33.65 GW

Average grid demand for this UK day.

Peak demand 38.91 GW

Highest 15-minute grid demand period.

Avg carbon 172 gCO₂/kWh

Average carbon intensity where available.

Renewables 46.3 %

Average renewable share of tracked generation.

Average grid demandDemand
33.65 GWFull-day average from available snapshots
↑ +1.28 GW vs yesterday
Peak demand12:30
38.91 GWHighest 15-minute grid demand period
↑ +0.93 GW vs yesterday
Lowest demand05:00
26.38 GWLowest 15-minute grid demand period
↑ +2.48 GW vs yesterday
Domestic generationSupply
30.70 GWTracked UK generation sources only
↑ +2.04 GW vs yesterday
Average carbonCO₂
172 gCO₂/kWhCarbon intensity average
↑ +57 g vs yesterday
Renewable shareClean
46.3 %Wind, solar, hydro and biomass
↓ −14.1 pts vs yesterday
Clean share+ Nuclear
54.9 %Renewables plus nuclear
↓ −14.6 pts vs yesterday
Net importsFlow
-0.31 GWAverage imports minus exports
↓ −2.32 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 7 October 2025, Britain’s electricity grid averaged 33.65 GW of grid demand, with renewables averaging 46.3% of tracked domestic generation and carbon intensity averaging 172 gCO₂/kWh.

The highest demand period was 38.91 GW at 12:30, while the lowest carbon intensity period was 114 gCO₂/kWh at 02:30.

Key records for 7 October 2025

Highest wind12.78 GW06:00
Highest solar4.17 GW12:00
Highest gas19.15 GW18:30
Lowest carbon114 gCO₂/kWh02:30
Highest imports4.11 GW00:45
Highest exports5.16 GW06:15

Daily chart

Demand, generation and carbon intensity

7 October 2025

Generation mix

Wind, solar, gas and interconnector flow