Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 9 January 2025

On 9 January 2025, Britain’s electricity grid averaged 41.97 GW of grid demand, with renewables averaging 37.9% of tracked domestic generation and carbon intensity averaging 185 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 41.97 GW

Average grid demand for this UK day.

Peak demand 50.22 GW

Highest 15-minute grid demand period.

Avg carbon 185 gCO₂/kWh

Average carbon intensity where available.

Renewables 37.9 %

Average renewable share of tracked generation.

Average grid demandDemand
41.97 GWFull-day average from available snapshots
↑ +1.25 GW vs yesterday
Peak demand17:00
50.22 GWHighest 15-minute grid demand period
↑ +2.47 GW vs yesterday
Lowest demand03:45
31.31 GWLowest 15-minute grid demand period
↑ +1.06 GW vs yesterday
Domestic generationSupply
38.27 GWTracked UK generation sources only
↑ +2.55 GW vs yesterday
Average carbonCO₂
185 gCO₂/kWhCarbon intensity average
↓ −9 g vs yesterday
Renewable shareClean
37.9 %Wind, solar, hydro and biomass
↑ +6.6 pts vs yesterday
Clean share+ Nuclear
51.1 %Renewables plus nuclear
↑ +5.5 pts vs yesterday
Net importsFlow
3.26 GWAverage imports minus exports
↓ −1.27 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 9 January 2025, Britain’s electricity grid averaged 41.97 GW of grid demand, with renewables averaging 37.9% of tracked domestic generation and carbon intensity averaging 185 gCO₂/kWh.

The highest demand period was 50.22 GW at 17:00, while the lowest carbon intensity period was 156 gCO₂/kWh at 23:00.

Key records for 9 January 2025

Highest wind14.73 GW16:00
Highest solar5.99 GW12:30
Highest gas21.73 GW16:30
Lowest carbon156 gCO₂/kWh23:00
Highest imports5.59 GW01:30
Highest exports1.54 GW15:45

Daily chart

Demand, generation and carbon intensity

9 January 2025

Generation mix

Wind, solar, gas and interconnector flow