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Daily UK grid report
UK Electricity Grid Daily Report — 30 November 2025

On 30 November 2025, Britain’s electricity grid averaged 35.39 GW of grid demand, with renewables averaging 64.8% of tracked domestic generation and carbon intensity averaging 96 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.39 GW

Average grid demand for this UK day.

Peak demand 42.46 GW

Highest 15-minute grid demand period.

Avg carbon 96 gCO₂/kWh

Average carbon intensity where available.

Renewables 64.8 %

Average renewable share of tracked generation.

Average grid demandDemand
35.39 GWFull-day average from available snapshots
↑ +0.89 GW vs yesterday
Peak demand17:45
42.46 GWHighest 15-minute grid demand period
↑ +0.86 GW vs yesterday
Lowest demand05:30
28.24 GWLowest 15-minute grid demand period
↑ +2.65 GW vs yesterday
Domestic generationSupply
30.11 GWTracked UK generation sources only
↑ +1.31 GW vs yesterday
Average carbonCO₂
96 gCO₂/kWhCarbon intensity average
↑ +18 g vs yesterday
Renewable shareClean
64.8 %Wind, solar, hydro and biomass
↓ −3.0 pts vs yesterday
Clean share+ Nuclear
78.7 %Renewables plus nuclear
↓ −3.9 pts vs yesterday
Net importsFlow
4.35 GWAverage imports minus exports
↓ −0.07 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 30 November 2025, Britain’s electricity grid averaged 35.39 GW of grid demand, with renewables averaging 64.8% of tracked domestic generation and carbon intensity averaging 96 gCO₂/kWh.

The highest demand period was 42.46 GW at 17:45, while the lowest carbon intensity period was 39 gCO₂/kWh at 05:30.

Key records for 30 November 2025

Highest wind19.65 GW23:30
Highest solar7.22 GW11:30
Highest gas12.50 GW18:00
Lowest carbon39 gCO₂/kWh05:30
Highest imports8.79 GW17:45
Highest exports3.80 GW23:45

Daily chart

Demand, generation and carbon intensity

30 November 2025

Generation mix

Wind, solar, gas and interconnector flow