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Daily UK grid report
UK Electricity Grid Daily Report — 28 November 2025

On 28 November 2025, Britain’s electricity grid averaged 38.42 GW of grid demand, with renewables averaging 68.5% of tracked domestic generation and carbon intensity averaging 82 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 38.42 GW

Average grid demand for this UK day.

Peak demand 44.66 GW

Highest 15-minute grid demand period.

Avg carbon 82 gCO₂/kWh

Average carbon intensity where available.

Renewables 68.5 %

Average renewable share of tracked generation.

Average grid demandDemand
38.42 GWFull-day average from available snapshots
↑ +1.12 GW vs yesterday
Peak demand11:00
44.66 GWHighest 15-minute grid demand period
↓ −0.40 GW vs yesterday
Lowest demand23:30
30.82 GWLowest 15-minute grid demand period
↓ −0.15 GW vs yesterday
Domestic generationSupply
35.28 GWTracked UK generation sources only
↑ +0.34 GW vs yesterday
Average carbonCO₂
82 gCO₂/kWhCarbon intensity average
↑ +3 g vs yesterday
Renewable shareClean
68.5 %Wind, solar, hydro and biomass
↓ −0.4 pts vs yesterday
Clean share+ Nuclear
80.2 %Renewables plus nuclear
↓ −0.4 pts vs yesterday
Net importsFlow
1.01 GWAverage imports minus exports
↑ +0.14 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 28 November 2025, Britain’s electricity grid averaged 38.42 GW of grid demand, with renewables averaging 68.5% of tracked domestic generation and carbon intensity averaging 82 gCO₂/kWh.

The highest demand period was 44.66 GW at 11:00, while the lowest carbon intensity period was 65 gCO₂/kWh at 11:30.

Key records for 28 November 2025

Highest wind21.67 GW16:30
Highest solar5.31 GW11:30
Highest gas8.42 GW17:00
Lowest carbon65 gCO₂/kWh11:30
Highest imports5.50 GW10:00
Highest exports4.66 GW05:00

Daily chart

Demand, generation and carbon intensity

28 November 2025

Generation mix

Wind, solar, gas and interconnector flow