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Daily UK grid report
UK Electricity Grid Daily Report — 10 January 2023

On 10 January 2023, Britain’s electricity grid averaged 35.67 GW of grid demand, with renewables averaging 67.1% of tracked domestic generation and carbon intensity averaging 77 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.67 GW

Average grid demand for this UK day.

Peak demand 43.87 GW

Highest 15-minute grid demand period.

Avg carbon 77 gCO₂/kWh

Average carbon intensity where available.

Renewables 67.1 %

Average renewable share of tracked generation.

Average grid demandDemand
35.67 GWFull-day average from available snapshots
↑ +0.53 GW vs yesterday
Peak demand17:30
43.87 GWHighest 15-minute grid demand period
↓ −0.48 GW vs yesterday
Lowest demand04:15
24.75 GWLowest 15-minute grid demand period
↑ +1.90 GW vs yesterday
Domestic generationSupply
31.55 GWTracked UK generation sources only
↑ +0.67 GW vs yesterday
Average carbonCO₂
77 gCO₂/kWhCarbon intensity average
↓ −3 g vs yesterday
Renewable shareClean
67.1 %Wind, solar, hydro and biomass
↑ +3.1 pts vs yesterday
Clean share+ Nuclear
83.8 %Renewables plus nuclear
↑ +2.5 pts vs yesterday
Net importsFlow
4.33 GWAverage imports minus exports
↑ +0.05 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 10 January 2023, Britain’s electricity grid averaged 35.67 GW of grid demand, with renewables averaging 67.1% of tracked domestic generation and carbon intensity averaging 77 gCO₂/kWh.

The highest demand period was 43.87 GW at 17:30, while the lowest carbon intensity period was 55 gCO₂/kWh at 20:30.

Key records for 10 January 2023

Highest wind21.99 GW18:30
Highest solar0.40 GW12:30
Highest gas5.96 GW07:30
Lowest carbon55 gCO₂/kWh20:30
Highest imports6.94 GW14:15
Highest exports4.15 GW23:45

Daily chart

Demand, generation and carbon intensity

10 January 2023

Generation mix

Wind, solar, gas and interconnector flow