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Daily UK grid report
UK Electricity Grid Daily Report — 23 July 2026

On 23 July 2026, Britain’s electricity grid averaged 30.41 GW of grid demand, with renewables averaging 51.3% of tracked domestic generation and carbon intensity averaging 210 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.41 GW

Average grid demand for this UK day.

Peak demand 35.56 GW

Highest 15-minute grid demand period.

Avg carbon 210 gCO₂/kWh

Average carbon intensity where available.

Renewables 51.3 %

Average renewable share of tracked generation.

Average grid demandDemand
30.41 GWFull-day average from available snapshots
↑ +0.20 GW vs yesterday
Peak demand11:00
35.56 GWHighest 15-minute grid demand period
↑ +0.08 GW vs yesterday
Lowest demand05:15
22.65 GWLowest 15-minute grid demand period
↑ +0.28 GW vs yesterday
Domestic generationSupply
23.08 GWTracked UK generation sources only
↑ +0.48 GW vs yesterday
Average carbonCO₂
210 gCO₂/kWhCarbon intensity average
↑ +22 g vs yesterday
Renewable shareClean
51.3 %Wind, solar, hydro and biomass
↑ +2.2 pts vs yesterday
Clean share+ Nuclear
66.6 %Renewables plus nuclear
↑ +1.8 pts vs yesterday
Net importsFlow
6.13 GWAverage imports minus exports
↓ −0.30 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 23 July 2026, Britain’s electricity grid averaged 30.41 GW of grid demand, with renewables averaging 51.3% of tracked domestic generation and carbon intensity averaging 210 gCO₂/kWh.

The highest demand period was 35.56 GW at 11:00, while the lowest carbon intensity period was 129 gCO₂/kWh at 05:00.

Key records for 23 July 2026

Highest wind6.62 GW18:30
Highest solar10.74 GW13:00
Highest gas9.41 GW21:30
Lowest carbon129 gCO₂/kWh05:00
Highest imports8.59 GW09:00
Highest exports1.50 GW18:45

Daily chart

Demand, generation and carbon intensity

23 July 2026

Generation mix

Wind, solar, gas and interconnector flow