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Daily UK grid report
UK Electricity Grid Daily Report — 26 August 2026

On 26 August 2026, Britain’s electricity grid averaged 30.55 GW of grid demand, with renewables averaging 60.3% of tracked domestic generation and carbon intensity averaging 136 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.55 GW

Average grid demand for this UK day.

Peak demand 37.12 GW

Highest 15-minute grid demand period.

Avg carbon 136 gCO₂/kWh

Average carbon intensity where available.

Renewables 60.3 %

Average renewable share of tracked generation.

Average grid demandDemand
30.55 GWFull-day average from available snapshots
↑ +0.66 GW vs yesterday
Peak demand13:45
37.12 GWHighest 15-minute grid demand period
↑ +1.13 GW vs yesterday
Lowest demand05:15
23.03 GWLowest 15-minute grid demand period
↑ +1.44 GW vs yesterday
Domestic generationSupply
26.90 GWTracked UK generation sources only
↑ +0.06 GW vs yesterday
Average carbonCO₂
136 gCO₂/kWhCarbon intensity average
↑ +44 g vs yesterday
Renewable shareClean
60.3 %Wind, solar, hydro and biomass
↓ −6.8 pts vs yesterday
Clean share+ Nuclear
78.0 %Renewables plus nuclear
↓ −6.9 pts vs yesterday
Net importsFlow
2.23 GWAverage imports minus exports
↑ +0.37 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 26 August 2026, Britain’s electricity grid averaged 30.55 GW of grid demand, with renewables averaging 60.3% of tracked domestic generation and carbon intensity averaging 136 gCO₂/kWh.

The highest demand period was 37.12 GW at 13:45, while the lowest carbon intensity period was 92 gCO₂/kWh at 00:30.

Key records for 26 August 2026

Highest wind11.94 GW00:00
Highest solar10.40 GW13:30
Highest gas9.14 GW18:30
Lowest carbon92 gCO₂/kWh00:30
Highest imports7.12 GW12:00
Highest exports2.73 GW18:15

Daily chart

Demand, generation and carbon intensity

26 August 2026

Generation mix

Wind, solar, gas and interconnector flow