Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 22 June 2025

On 22 June 2025, Britain’s electricity grid averaged 29.04 GW of grid demand, with renewables averaging 68.2% of tracked domestic generation and carbon intensity averaging 55 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.04 GW

Average grid demand for this UK day.

Peak demand 34.77 GW

Highest 15-minute grid demand period.

Avg carbon 55 gCO₂/kWh

Average carbon intensity where available.

Renewables 68.2 %

Average renewable share of tracked generation.

Average grid demandDemand
29.04 GWFull-day average from available snapshots
↑ +0.05 GW vs yesterday
Peak demand13:00
34.77 GWHighest 15-minute grid demand period
↑ +1.97 GW vs yesterday
Lowest demand06:15
22.76 GWLowest 15-minute grid demand period
↑ +0.95 GW vs yesterday
Domestic generationSupply
26.83 GWTracked UK generation sources only
↑ +3.07 GW vs yesterday
Average carbonCO₂
55 gCO₂/kWhCarbon intensity average
↓ −32 g vs yesterday
Renewable shareClean
68.2 %Wind, solar, hydro and biomass
↑ +10.3 pts vs yesterday
Clean share+ Nuclear
86.3 %Renewables plus nuclear
↑ +7.8 pts vs yesterday
Net importsFlow
0.07 GWAverage imports minus exports
↓ −3.51 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 22 June 2025, Britain’s electricity grid averaged 29.04 GW of grid demand, with renewables averaging 68.2% of tracked domestic generation and carbon intensity averaging 55 gCO₂/kWh.

The highest demand period was 34.77 GW at 13:00, while the lowest carbon intensity period was 34 gCO₂/kWh at 14:30.

Key records for 22 June 2025

Highest wind18.20 GW15:30
Highest solar8.89 GW11:00
Highest gas5.49 GW20:00
Lowest carbon34 gCO₂/kWh14:30
Highest imports3.62 GW19:00
Highest exports3.74 GW13:15

Daily chart

Demand, generation and carbon intensity

22 June 2025

Generation mix

Wind, solar, gas and interconnector flow