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Daily UK grid report
UK Electricity Grid Daily Report — 7 September 2026

On 7 September 2026, Britain’s electricity grid averaged 29.46 GW of grid demand, with renewables averaging 63.6% of tracked domestic generation and carbon intensity averaging 72 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.46 GW

Average grid demand for this UK day.

Peak demand 35.02 GW

Highest 15-minute grid demand period.

Avg carbon 72 gCO₂/kWh

Average carbon intensity where available.

Renewables 63.6 %

Average renewable share of tracked generation.

Average grid demandDemand
29.46 GWFull-day average from available snapshots
↑ +2.81 GW vs yesterday
Peak demand15:00
35.02 GWHighest 15-minute grid demand period
↑ +0.85 GW vs yesterday
Lowest demand04:00
21.55 GWLowest 15-minute grid demand period
↑ +1.95 GW vs yesterday
Domestic generationSupply
26.39 GWTracked UK generation sources only
↑ +2.56 GW vs yesterday
Average carbonCO₂
72 gCO₂/kWhCarbon intensity average
↓ −4 g vs yesterday
Renewable shareClean
63.6 %Wind, solar, hydro and biomass
↑ +1.3 pts vs yesterday
Clean share+ Nuclear
77.3 %Renewables plus nuclear
↓ −3.4 pts vs yesterday
Net importsFlow
1.70 GWAverage imports minus exports
↑ +0.34 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 7 September 2026, Britain’s electricity grid averaged 29.46 GW of grid demand, with renewables averaging 63.6% of tracked domestic generation and carbon intensity averaging 72 gCO₂/kWh.

The highest demand period was 35.02 GW at 15:00, while the lowest carbon intensity period was 49 gCO₂/kWh at 14:30.

Key records for 7 September 2026

Highest wind12.59 GW02:00
Highest solar8.01 GW14:15
Highest gas10.20 GW18:30
Lowest carbon49 gCO₂/kWh14:30
Highest imports6.45 GW09:00
Highest exports4.42 GW23:45

Daily chart

Demand, generation and carbon intensity

7 September 2026

Generation mix

Wind, solar, gas and interconnector flow