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Daily UK grid report
UK Electricity Grid Daily Report — 17 June 2023

On 17 June 2023, Britain’s electricity grid averaged 25.87 GW of grid demand, with renewables averaging 26.2% of tracked domestic generation and carbon intensity averaging 201 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 25.87 GW

Average grid demand for this UK day.

Peak demand 30.07 GW

Highest 15-minute grid demand period.

Avg carbon 201 gCO₂/kWh

Average carbon intensity where available.

Renewables 26.2 %

Average renewable share of tracked generation.

Average grid demandDemand
25.87 GWFull-day average from available snapshots
↓ −2.57 GW vs yesterday
Peak demand18:00
30.07 GWHighest 15-minute grid demand period
↓ −4.26 GW vs yesterday
Lowest demand04:30
18.98 GWLowest 15-minute grid demand period
↓ −2.66 GW vs yesterday
Domestic generationSupply
21.86 GWTracked UK generation sources only
↓ −2.65 GW vs yesterday
Average carbonCO₂
201 gCO₂/kWhCarbon intensity average
↓ −19 g vs yesterday
Renewable shareClean
26.2 %Wind, solar, hydro and biomass
↑ +2.9 pts vs yesterday
Clean share+ Nuclear
44.8 %Renewables plus nuclear
↑ +4.8 pts vs yesterday
Net importsFlow
3.18 GWAverage imports minus exports
↓ −0.10 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 17 June 2023, Britain’s electricity grid averaged 25.87 GW of grid demand, with renewables averaging 26.2% of tracked domestic generation and carbon intensity averaging 201 gCO₂/kWh.

The highest demand period was 30.07 GW at 18:00, while the lowest carbon intensity period was 122 gCO₂/kWh at 14:30.

Key records for 17 June 2023

Highest wind3.71 GW16:30
Highest solar6.53 GW12:30
Highest gas14.36 GW20:30
Lowest carbon122 gCO₂/kWh14:30
Highest imports7.29 GW12:45
Highest exports2.13 GW21:00

Daily chart

Demand, generation and carbon intensity

17 June 2023

Generation mix

Wind, solar, gas and interconnector flow