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Daily UK grid report
UK Electricity Grid Daily Report — 25 July 2023

On 25 July 2023, Britain’s electricity grid averaged 28.02 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 201 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.02 GW

Average grid demand for this UK day.

Peak demand 33.60 GW

Highest 15-minute grid demand period.

Avg carbon 201 gCO₂/kWh

Average carbon intensity where available.

Renewables 34.1 %

Average renewable share of tracked generation.

Average grid demandDemand
28.02 GWFull-day average from available snapshots
↑ +0.05 GW vs yesterday
Peak demand12:00
33.60 GWHighest 15-minute grid demand period
↓ −1.20 GW vs yesterday
Lowest demand02:45
20.94 GWLowest 15-minute grid demand period
↑ +0.95 GW vs yesterday
Domestic generationSupply
23.42 GWTracked UK generation sources only
↑ +0.37 GW vs yesterday
Average carbonCO₂
201 gCO₂/kWhCarbon intensity average
↑ +42 g vs yesterday
Renewable shareClean
34.1 %Wind, solar, hydro and biomass
↓ −7.9 pts vs yesterday
Clean share+ Nuclear
45.1 %Renewables plus nuclear
↓ −9.4 pts vs yesterday
Net importsFlow
3.49 GWAverage imports minus exports
↓ −0.34 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 25 July 2023, Britain’s electricity grid averaged 28.02 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 201 gCO₂/kWh.

The highest demand period was 33.60 GW at 12:00, while the lowest carbon intensity period was 165 gCO₂/kWh at 16:00.

Key records for 25 July 2023

Highest wind4.99 GW16:30
Highest solar7.09 GW12:00
Highest gas13.99 GW22:00
Lowest carbon165 gCO₂/kWh16:00
Highest imports6.80 GW19:15
Highest exports2.40 GW05:00

Daily chart

Demand, generation and carbon intensity

25 July 2023

Generation mix

Wind, solar, gas and interconnector flow