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

On 25 June 2023, Britain’s electricity grid averaged 26.97 GW of grid demand, with renewables averaging 54.3% of tracked domestic generation and carbon intensity averaging 99 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 26.97 GW

Average grid demand for this UK day.

Peak demand 32.28 GW

Highest 15-minute grid demand period.

Avg carbon 99 gCO₂/kWh

Average carbon intensity where available.

Renewables 54.3 %

Average renewable share of tracked generation.

Average grid demandDemand
26.97 GWFull-day average from available snapshots
↑ +0.86 GW vs yesterday
Peak demand12:30
32.28 GWHighest 15-minute grid demand period
↑ +1.44 GW vs yesterday
Lowest demand04:45
20.59 GWLowest 15-minute grid demand period
↑ +1.16 GW vs yesterday
Domestic generationSupply
24.74 GWTracked UK generation sources only
↑ +2.86 GW vs yesterday
Average carbonCO₂
99 gCO₂/kWhCarbon intensity average
↓ −16 g vs yesterday
Renewable shareClean
54.3 %Wind, solar, hydro and biomass
↑ +7.3 pts vs yesterday
Clean share+ Nuclear
73.5 %Renewables plus nuclear
↑ +5.0 pts vs yesterday
Net importsFlow
1.10 GWAverage imports minus exports
↓ −2.39 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 25 June 2023, Britain’s electricity grid averaged 26.97 GW of grid demand, with renewables averaging 54.3% of tracked domestic generation and carbon intensity averaging 99 gCO₂/kWh.

The highest demand period was 32.28 GW at 12:30, while the lowest carbon intensity period was 64 gCO₂/kWh at 16:00.

Key records for 25 June 2023

Highest wind10.53 GW19:30
Highest solar9.09 GW12:30
Highest gas8.42 GW21:30
Lowest carbon64 gCO₂/kWh16:00
Highest imports5.79 GW18:00
Highest exports2.88 GW05:45

Daily chart

Demand, generation and carbon intensity

25 June 2023

Generation mix

Wind, solar, gas and interconnector flow