Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 15 July 2025

On 15 July 2025, Britain’s electricity grid averaged 30.00 GW of grid demand, with renewables averaging 65.5% of tracked domestic generation and carbon intensity averaging 72 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.00 GW

Average grid demand for this UK day.

Peak demand 35.45 GW

Highest 15-minute grid demand period.

Avg carbon 72 gCO₂/kWh

Average carbon intensity where available.

Renewables 65.5 %

Average renewable share of tracked generation.

Average grid demandDemand
30.00 GWFull-day average from available snapshots
↓ −1.24 GW vs yesterday
Peak demand13:30
35.45 GWHighest 15-minute grid demand period
↓ −1.20 GW vs yesterday
Lowest demand03:30
22.72 GWLowest 15-minute grid demand period
↓ −2.64 GW vs yesterday
Domestic generationSupply
24.34 GWTracked UK generation sources only
↓ −2.04 GW vs yesterday
Average carbonCO₂
72 gCO₂/kWhCarbon intensity average
↓ −14 g vs yesterday
Renewable shareClean
65.5 %Wind, solar, hydro and biomass
↑ +3.6 pts vs yesterday
Clean share+ Nuclear
83.0 %Renewables plus nuclear
↑ +4.9 pts vs yesterday
Net importsFlow
4.29 GWAverage imports minus exports
↑ +1.14 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 15 July 2025, Britain’s electricity grid averaged 30.00 GW of grid demand, with renewables averaging 65.5% of tracked domestic generation and carbon intensity averaging 72 gCO₂/kWh.

The highest demand period was 35.45 GW at 13:30, while the lowest carbon intensity period was 40 gCO₂/kWh at 14:00.

Key records for 15 July 2025

Highest wind14.13 GW14:00
Highest solar5.96 GW13:30
Highest gas6.76 GW21:30
Lowest carbon40 gCO₂/kWh14:00
Highest imports8.04 GW10:00
Highest exports3.36 GW23:00

Daily chart

Demand, generation and carbon intensity

15 July 2025

Generation mix

Wind, solar, gas and interconnector flow