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Daily UK grid report
UK Electricity Grid Daily Report — 7 January 2025

On 7 January 2025, Britain’s electricity grid averaged 40.88 GW of grid demand, with renewables averaging 55.3% of tracked domestic generation and carbon intensity averaging 113 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 40.88 GW

Average grid demand for this UK day.

Peak demand 49.49 GW

Highest 15-minute grid demand period.

Avg carbon 113 gCO₂/kWh

Average carbon intensity where available.

Renewables 55.3 %

Average renewable share of tracked generation.

Average grid demandDemand
40.88 GWFull-day average from available snapshots
↑ +1.82 GW vs yesterday
Peak demand17:30
49.49 GWHighest 15-minute grid demand period
↑ +1.47 GW vs yesterday
Lowest demand03:00
29.90 GWLowest 15-minute grid demand period
↑ +2.09 GW vs yesterday
Domestic generationSupply
35.72 GWTracked UK generation sources only
↑ +1.53 GW vs yesterday
Average carbonCO₂
113 gCO₂/kWhCarbon intensity average
↑ +21 g vs yesterday
Renewable shareClean
55.3 %Wind, solar, hydro and biomass
↓ −5.1 pts vs yesterday
Clean share+ Nuclear
69.8 %Renewables plus nuclear
↓ −5.8 pts vs yesterday
Net importsFlow
4.44 GWAverage imports minus exports
↑ +0.05 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 7 January 2025, Britain’s electricity grid averaged 40.88 GW of grid demand, with renewables averaging 55.3% of tracked domestic generation and carbon intensity averaging 113 gCO₂/kWh.

The highest demand period was 49.49 GW at 17:30, while the lowest carbon intensity period was 61 gCO₂/kWh at 03:00.

Key records for 7 January 2025

Highest wind17.75 GW18:00
Highest solar5.07 GW12:00
Highest gas16.59 GW16:30
Lowest carbon61 gCO₂/kWh03:00
Highest imports5.58 GW11:15
Highest exports1.50 GW11:00

Daily chart

Demand, generation and carbon intensity

7 January 2025

Generation mix

Wind, solar, gas and interconnector flow