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Daily UK grid report
UK Electricity Grid Daily Report — 26 February 2025

On 26 February 2025, Britain’s electricity grid averaged 37.33 GW of grid demand, with renewables averaging 38.3% of tracked domestic generation and carbon intensity averaging 171 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 37.33 GW

Average grid demand for this UK day.

Peak demand 44.10 GW

Highest 15-minute grid demand period.

Avg carbon 171 gCO₂/kWh

Average carbon intensity where available.

Renewables 38.3 %

Average renewable share of tracked generation.

Average grid demandDemand
37.33 GWFull-day average from available snapshots
↑ +0.08 GW vs yesterday
Peak demand11:00
44.10 GWHighest 15-minute grid demand period
↓ −0.31 GW vs yesterday
Lowest demand01:45
28.10 GWLowest 15-minute grid demand period
↑ +0.41 GW vs yesterday
Domestic generationSupply
32.04 GWTracked UK generation sources only
↓ −0.24 GW vs yesterday
Average carbonCO₂
171 gCO₂/kWhCarbon intensity average
↑ +37 g vs yesterday
Renewable shareClean
38.3 %Wind, solar, hydro and biomass
↓ −9.5 pts vs yesterday
Clean share+ Nuclear
53.5 %Renewables plus nuclear
↓ −9.4 pts vs yesterday
Net importsFlow
3.66 GWAverage imports minus exports
↑ +1.48 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 26 February 2025, Britain’s electricity grid averaged 37.33 GW of grid demand, with renewables averaging 38.3% of tracked domestic generation and carbon intensity averaging 171 gCO₂/kWh.

The highest demand period was 44.10 GW at 11:00, while the lowest carbon intensity period was 129 gCO₂/kWh at 00:00.

Key records for 26 February 2025

Highest wind10.73 GW12:30
Highest solar4.59 GW14:00
Highest gas20.52 GW18:30
Lowest carbon129 gCO₂/kWh00:00
Highest imports6.93 GW11:00
Highest exports3.43 GW05:00

Daily chart

Demand, generation and carbon intensity

26 February 2025

Generation mix

Wind, solar, gas and interconnector flow