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Daily UK grid report
UK Electricity Grid Daily Report — 26 June 2023

On 26 June 2023, Britain’s electricity grid averaged 28.69 GW of grid demand, with renewables averaging 49.4% of tracked domestic generation and carbon intensity averaging 108 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.69 GW

Average grid demand for this UK day.

Peak demand 34.79 GW

Highest 15-minute grid demand period.

Avg carbon 108 gCO₂/kWh

Average carbon intensity where available.

Renewables 49.4 %

Average renewable share of tracked generation.

Average grid demandDemand
28.69 GWFull-day average from available snapshots
↑ +1.72 GW vs yesterday
Peak demand13:00
34.79 GWHighest 15-minute grid demand period
↑ +2.51 GW vs yesterday
Lowest demand04:30
20.34 GWLowest 15-minute grid demand period
↓ −0.25 GW vs yesterday
Domestic generationSupply
23.76 GWTracked UK generation sources only
↓ −0.98 GW vs yesterday
Average carbonCO₂
108 gCO₂/kWhCarbon intensity average
↑ +8 g vs yesterday
Renewable shareClean
49.4 %Wind, solar, hydro and biomass
↓ −4.9 pts vs yesterday
Clean share+ Nuclear
69.5 %Renewables plus nuclear
↓ −4.1 pts vs yesterday
Net importsFlow
4.12 GWAverage imports minus exports
↑ +3.02 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 26 June 2023, Britain’s electricity grid averaged 28.69 GW of grid demand, with renewables averaging 49.4% of tracked domestic generation and carbon intensity averaging 108 gCO₂/kWh.

The highest demand period was 34.79 GW at 13:00, while the lowest carbon intensity period was 70 gCO₂/kWh at 13:30.

Key records for 26 June 2023

Highest wind9.79 GW07:30
Highest solar8.73 GW13:00
Highest gas11.43 GW21:00
Lowest carbon70 gCO₂/kWh13:30
Highest imports7.18 GW16:00
Highest exports2.00 GW05:00

Daily chart

Demand, generation and carbon intensity

26 June 2023

Generation mix

Wind, solar, gas and interconnector flow