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Daily UK grid report
UK Electricity Grid Daily Report — 30 May 2023

On 30 May 2023, Britain’s electricity grid averaged 28.27 GW of grid demand, with renewables averaging 41.1% of tracked domestic generation and carbon intensity averaging 117 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.27 GW

Average grid demand for this UK day.

Peak demand 34.02 GW

Highest 15-minute grid demand period.

Avg carbon 117 gCO₂/kWh

Average carbon intensity where available.

Renewables 41.1 %

Average renewable share of tracked generation.

Average grid demandDemand
28.27 GWFull-day average from available snapshots
↑ +2.95 GW vs yesterday
Peak demand12:15
34.02 GWHighest 15-minute grid demand period
↑ +3.60 GW vs yesterday
Lowest demand04:15
19.91 GWLowest 15-minute grid demand period
↑ +1.40 GW vs yesterday
Domestic generationSupply
22.54 GWTracked UK generation sources only
↑ +2.94 GW vs yesterday
Average carbonCO₂
117 gCO₂/kWhCarbon intensity average
↑ +40 g vs yesterday
Renewable shareClean
41.1 %Wind, solar, hydro and biomass
↓ −8.7 pts vs yesterday
Clean share+ Nuclear
65.4 %Renewables plus nuclear
↓ −11.9 pts vs yesterday
Net importsFlow
4.67 GWAverage imports minus exports
↓ −0.30 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 30 May 2023, Britain’s electricity grid averaged 28.27 GW of grid demand, with renewables averaging 41.1% of tracked domestic generation and carbon intensity averaging 117 gCO₂/kWh.

The highest demand period was 34.02 GW at 12:15, while the lowest carbon intensity period was 75 gCO₂/kWh at 00:00.

Key records for 30 May 2023

Highest wind6.79 GW19:30
Highest solar8.33 GW12:30
Highest gas11.03 GW20:00
Lowest carbon75 gCO₂/kWh00:00
Highest imports7.29 GW09:15
Highest exports1.69 GW03:00

Daily chart

Demand, generation and carbon intensity

30 May 2023

Generation mix

Wind, solar, gas and interconnector flow