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Daily UK grid report
UK Electricity Grid Daily Report — 9 September 2026

On 9 September 2026, Britain’s electricity grid averaged 30.50 GW of grid demand, with renewables averaging 58.0% of tracked domestic generation and carbon intensity averaging 106 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.50 GW

Average grid demand for this UK day.

Peak demand 36.22 GW

Highest 15-minute grid demand period.

Avg carbon 106 gCO₂/kWh

Average carbon intensity where available.

Renewables 58.0 %

Average renewable share of tracked generation.

Average grid demandDemand
30.50 GWFull-day average from available snapshots
↑ +0.13 GW vs yesterday
Peak demand17:15
36.22 GWHighest 15-minute grid demand period
↑ +0.74 GW vs yesterday
Lowest demand04:45
23.82 GWLowest 15-minute grid demand period
↓ −1.20 GW vs yesterday
Domestic generationSupply
26.09 GWTracked UK generation sources only
↓ −2.03 GW vs yesterday
Average carbonCO₂
106 gCO₂/kWhCarbon intensity average
↑ +42 g vs yesterday
Renewable shareClean
58.0 %Wind, solar, hydro and biomass
↓ −6.8 pts vs yesterday
Clean share+ Nuclear
71.6 %Renewables plus nuclear
↓ −4.9 pts vs yesterday
Net importsFlow
2.82 GWAverage imports minus exports
↑ +3.31 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 9 September 2026, Britain’s electricity grid averaged 30.50 GW of grid demand, with renewables averaging 58.0% of tracked domestic generation and carbon intensity averaging 106 gCO₂/kWh.

The highest demand period was 36.22 GW at 17:15, while the lowest carbon intensity period was 47 gCO₂/kWh at 02:15.

Key records for 9 September 2026

Highest wind16.16 GW00:00
Highest solar7.51 GW12:30
Highest gas14.07 GW20:00
Lowest carbon47 gCO₂/kWh02:15
Highest imports6.11 GW09:00
Highest exports3.83 GW05:00

Daily chart

Demand, generation and carbon intensity

9 September 2026

Generation mix

Wind, solar, gas and interconnector flow