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Daily UK grid report
UK Electricity Grid Daily Report — 6 September 2026

On 6 September 2026, Britain’s electricity grid averaged 26.65 GW of grid demand, with renewables averaging 62.3% of tracked domestic generation and carbon intensity averaging 76 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 26.65 GW

Average grid demand for this UK day.

Peak demand 34.17 GW

Highest 15-minute grid demand period.

Avg carbon 76 gCO₂/kWh

Average carbon intensity where available.

Renewables 62.3 %

Average renewable share of tracked generation.

Average grid demandDemand
26.65 GWFull-day average from available snapshots
↓ −0.93 GW vs yesterday
Peak demand18:00
34.17 GWHighest 15-minute grid demand period
↑ +2.20 GW vs yesterday
Lowest demand06:15
19.60 GWLowest 15-minute grid demand period
↓ −3.83 GW vs yesterday
Domestic generationSupply
23.83 GWTracked UK generation sources only
↓ −0.31 GW vs yesterday
Average carbonCO₂
76 gCO₂/kWhCarbon intensity average
No change vs yesterday
Renewable shareClean
62.3 %Wind, solar, hydro and biomass
↑ +1.7 pts vs yesterday
Clean share+ Nuclear
80.7 %Renewables plus nuclear
↑ +1.8 pts vs yesterday
Net importsFlow
1.36 GWAverage imports minus exports
↑ +0.96 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 6 September 2026, Britain’s electricity grid averaged 26.65 GW of grid demand, with renewables averaging 62.3% of tracked domestic generation and carbon intensity averaging 76 gCO₂/kWh.

The highest demand period was 34.17 GW at 18:00, while the lowest carbon intensity period was 35 gCO₂/kWh at 14:30.

Key records for 6 September 2026

Highest wind12.34 GW22:30
Highest solar11.18 GW14:00
Highest gas8.99 GW19:30
Lowest carbon35 gCO₂/kWh14:30
Highest imports7.52 GW01:00
Highest exports4.60 GW20:00

Daily chart

Demand, generation and carbon intensity

6 September 2026

Generation mix

Wind, solar, gas and interconnector flow