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Daily UK grid report
UK Electricity Grid Daily Report — 29 August 2026

On 29 August 2026, Britain’s electricity grid averaged 28.22 GW of grid demand, with renewables averaging 55.2% of tracked domestic generation and carbon intensity averaging 169 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.22 GW

Average grid demand for this UK day.

Peak demand 31.89 GW

Highest 15-minute grid demand period.

Avg carbon 169 gCO₂/kWh

Average carbon intensity where available.

Renewables 55.2 %

Average renewable share of tracked generation.

Average grid demandDemand
28.22 GWFull-day average from available snapshots
↓ −2.05 GW vs yesterday
Peak demand13:00
31.89 GWHighest 15-minute grid demand period
↓ −4.21 GW vs yesterday
Lowest demand05:30
22.72 GWLowest 15-minute grid demand period
↑ +0.54 GW vs yesterday
Domestic generationSupply
22.32 GWTracked UK generation sources only
↓ −3.29 GW vs yesterday
Average carbonCO₂
169 gCO₂/kWhCarbon intensity average
↑ +12 g vs yesterday
Renewable shareClean
55.2 %Wind, solar, hydro and biomass
↓ −2.9 pts vs yesterday
Clean share+ Nuclear
77.4 %Renewables plus nuclear
↓ −0.5 pts vs yesterday
Net importsFlow
4.68 GWAverage imports minus exports
↑ +1.46 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 August 2026, Britain’s electricity grid averaged 28.22 GW of grid demand, with renewables averaging 55.2% of tracked domestic generation and carbon intensity averaging 169 gCO₂/kWh.

The highest demand period was 31.89 GW at 13:00, while the lowest carbon intensity period was 122 gCO₂/kWh at 03:00.

Key records for 29 August 2026

Highest wind13.69 GW00:00
Highest solar4.69 GW14:00
Highest gas8.10 GW20:00
Lowest carbon122 gCO₂/kWh03:00
Highest imports7.19 GW09:00
Highest exports2.16 GW00:15

Daily chart

Demand, generation and carbon intensity

29 August 2026

Generation mix

Wind, solar, gas and interconnector flow