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Daily UK grid report
UK Electricity Grid Daily Report — 25 December 2022

On 25 December 2022, Britain’s electricity grid averaged 27.44 GW of grid demand, with renewables averaging 57.6% of tracked domestic generation and carbon intensity averaging 80 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 27.44 GW

Average grid demand for this UK day.

Peak demand 34.92 GW

Highest 15-minute grid demand period.

Avg carbon 80 gCO₂/kWh

Average carbon intensity where available.

Renewables 57.6 %

Average renewable share of tracked generation.

Average grid demandDemand
27.44 GWFull-day average from available snapshots
↓ −1.76 GW vs yesterday
Peak demand12:30
34.92 GWHighest 15-minute grid demand period
↓ −0.52 GW vs yesterday
Lowest demand02:30
23.61 GWLowest 15-minute grid demand period
↑ +0.88 GW vs yesterday
Domestic generationSupply
25.06 GWTracked UK generation sources only
↓ −1.25 GW vs yesterday
Average carbonCO₂
80 gCO₂/kWhCarbon intensity average
↑ +3 g vs yesterday
Renewable shareClean
57.6 %Wind, solar, hydro and biomass
↓ −3.7 pts vs yesterday
Clean share+ Nuclear
80.4 %Renewables plus nuclear
↓ −2.6 pts vs yesterday
Net importsFlow
1.57 GWAverage imports minus exports
↓ −1.43 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 25 December 2022, Britain’s electricity grid averaged 27.44 GW of grid demand, with renewables averaging 57.6% of tracked domestic generation and carbon intensity averaging 80 gCO₂/kWh.

The highest demand period was 34.92 GW at 12:30, while the lowest carbon intensity period was 65 gCO₂/kWh at 19:30.

Key records for 25 December 2022

Highest wind15.07 GW02:00
Highest solar1.21 GW12:30
Highest gas4.81 GW13:00
Lowest carbon65 gCO₂/kWh19:30
Highest imports6.20 GW17:45
Highest exports5.33 GW05:00

Daily chart

Demand, generation and carbon intensity

25 December 2022

Generation mix

Wind, solar, gas and interconnector flow