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Daily UK grid report
UK Electricity Grid Daily Report — 14 July 2025

On 14 July 2025, Britain’s electricity grid averaged 31.25 GW of grid demand, with renewables averaging 62.0% of tracked domestic generation and carbon intensity averaging 86 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.25 GW

Average grid demand for this UK day.

Peak demand 36.66 GW

Highest 15-minute grid demand period.

Avg carbon 86 gCO₂/kWh

Average carbon intensity where available.

Renewables 62.0 %

Average renewable share of tracked generation.

Average grid demandDemand
31.25 GWFull-day average from available snapshots
↑ +3.69 GW vs yesterday
Peak demand14:00
36.66 GWHighest 15-minute grid demand period
↑ +4.58 GW vs yesterday
Lowest demand04:30
25.36 GWLowest 15-minute grid demand period
↑ +4.37 GW vs yesterday
Domestic generationSupply
26.38 GWTracked UK generation sources only
↑ +4.75 GW vs yesterday
Average carbonCO₂
86 gCO₂/kWhCarbon intensity average
↓ −19 g vs yesterday
Renewable shareClean
62.0 %Wind, solar, hydro and biomass
↑ +9.3 pts vs yesterday
Clean share+ Nuclear
78.1 %Renewables plus nuclear
↑ +5.6 pts vs yesterday
Net importsFlow
3.15 GWAverage imports minus exports
↓ −1.60 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 14 July 2025, Britain’s electricity grid averaged 31.25 GW of grid demand, with renewables averaging 62.0% of tracked domestic generation and carbon intensity averaging 86 gCO₂/kWh.

The highest demand period was 36.66 GW at 14:00, while the lowest carbon intensity period was 37 gCO₂/kWh at 14:30.

Key records for 14 July 2025

Highest wind14.69 GW18:00
Highest solar9.94 GW13:00
Highest gas8.12 GW00:00
Lowest carbon37 gCO₂/kWh14:30
Highest imports7.64 GW08:15
Highest exports3.77 GW00:00

Daily chart

Demand, generation and carbon intensity

14 July 2025

Generation mix

Wind, solar, gas and interconnector flow