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Daily UK grid report
UK Electricity Grid Daily Report — 12 June 2023

On 12 June 2023, Britain’s electricity grid averaged 29.19 GW of grid demand, with renewables averaging 27.0% of tracked domestic generation and carbon intensity averaging 204 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.19 GW

Average grid demand for this UK day.

Peak demand 35.47 GW

Highest 15-minute grid demand period.

Avg carbon 204 gCO₂/kWh

Average carbon intensity where available.

Renewables 27.0 %

Average renewable share of tracked generation.

Average grid demandDemand
29.19 GWFull-day average from available snapshots
↑ +3.50 GW vs yesterday
Peak demand12:00
35.47 GWHighest 15-minute grid demand period
↑ +4.86 GW vs yesterday
Lowest demand04:15
19.72 GWLowest 15-minute grid demand period
↑ +0.72 GW vs yesterday
Domestic generationSupply
23.89 GWTracked UK generation sources only
↑ +3.05 GW vs yesterday
Average carbonCO₂
204 gCO₂/kWhCarbon intensity average
↑ +55 g vs yesterday
Renewable shareClean
27.0 %Wind, solar, hydro and biomass
↓ −8.4 pts vs yesterday
Clean share+ Nuclear
42.4 %Renewables plus nuclear
↓ −15.2 pts vs yesterday
Net importsFlow
4.45 GWAverage imports minus exports
↑ +0.50 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 12 June 2023, Britain’s electricity grid averaged 29.19 GW of grid demand, with renewables averaging 27.0% of tracked domestic generation and carbon intensity averaging 204 gCO₂/kWh.

The highest demand period was 35.47 GW at 12:00, while the lowest carbon intensity period was 172 gCO₂/kWh at 14:30.

Key records for 12 June 2023

Highest wind5.63 GW17:30
Highest solar8.43 GW13:00
Highest gas14.37 GW18:00
Lowest carbon172 gCO₂/kWh14:30
Highest imports5.71 GW16:00
Highest exports0.98 GW08:15

Daily chart

Demand, generation and carbon intensity

12 June 2023

Generation mix

Wind, solar, gas and interconnector flow