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Daily UK grid report
UK Electricity Grid Daily Report — 27 June 2023

On 27 June 2023, Britain’s electricity grid averaged 28.92 GW of grid demand, with renewables averaging 33.4% of tracked domestic generation and carbon intensity averaging 169 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.92 GW

Average grid demand for this UK day.

Peak demand 33.64 GW

Highest 15-minute grid demand period.

Avg carbon 169 gCO₂/kWh

Average carbon intensity where available.

Renewables 33.4 %

Average renewable share of tracked generation.

Average grid demandDemand
28.92 GWFull-day average from available snapshots
↑ +0.23 GW vs yesterday
Peak demand17:30
33.64 GWHighest 15-minute grid demand period
↓ −1.15 GW vs yesterday
Lowest demand04:30
20.58 GWLowest 15-minute grid demand period
↑ +0.24 GW vs yesterday
Domestic generationSupply
24.88 GWTracked UK generation sources only
↑ +1.12 GW vs yesterday
Average carbonCO₂
169 gCO₂/kWhCarbon intensity average
↑ +62 g vs yesterday
Renewable shareClean
33.4 %Wind, solar, hydro and biomass
↓ −16.0 pts vs yesterday
Clean share+ Nuclear
53.4 %Renewables plus nuclear
↓ −16.1 pts vs yesterday
Net importsFlow
3.36 GWAverage imports minus exports
↓ −0.76 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 27 June 2023, Britain’s electricity grid averaged 28.92 GW of grid demand, with renewables averaging 33.4% of tracked domestic generation and carbon intensity averaging 169 gCO₂/kWh.

The highest demand period was 33.64 GW at 17:30, while the lowest carbon intensity period was 130 gCO₂/kWh at 14:00.

Key records for 27 June 2023

Highest wind9.15 GW17:00
Highest solar3.68 GW12:00
Highest gas13.62 GW22:00
Lowest carbon130 gCO₂/kWh14:00
Highest imports7.39 GW09:15
Highest exports3.40 GW23:00

Daily chart

Demand, generation and carbon intensity

27 June 2023

Generation mix

Wind, solar, gas and interconnector flow