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Daily UK grid report
UK Electricity Grid Daily Report — 16 July 2025

On 16 July 2025, Britain’s electricity grid averaged 30.06 GW of grid demand, with renewables averaging 45.7% of tracked domestic generation and carbon intensity averaging 131 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.06 GW

Average grid demand for this UK day.

Peak demand 34.73 GW

Highest 15-minute grid demand period.

Avg carbon 131 gCO₂/kWh

Average carbon intensity where available.

Renewables 45.7 %

Average renewable share of tracked generation.

Average grid demandDemand
30.06 GWFull-day average from available snapshots
↑ +0.05 GW vs yesterday
Peak demand12:15
34.73 GWHighest 15-minute grid demand period
↓ −0.72 GW vs yesterday
Lowest demand04:15
23.53 GWLowest 15-minute grid demand period
↑ +0.80 GW vs yesterday
Domestic generationSupply
23.52 GWTracked UK generation sources only
↓ −0.83 GW vs yesterday
Average carbonCO₂
131 gCO₂/kWhCarbon intensity average
↑ +59 g vs yesterday
Renewable shareClean
45.7 %Wind, solar, hydro and biomass
↓ −19.9 pts vs yesterday
Clean share+ Nuclear
63.6 %Renewables plus nuclear
↓ −19.4 pts vs yesterday
Net importsFlow
4.92 GWAverage imports minus exports
↑ +0.63 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 16 July 2025, Britain’s electricity grid averaged 30.06 GW of grid demand, with renewables averaging 45.7% of tracked domestic generation and carbon intensity averaging 131 gCO₂/kWh.

The highest demand period was 34.73 GW at 12:15, while the lowest carbon intensity period was 64 gCO₂/kWh at 02:30.

Key records for 16 July 2025

Highest wind10.23 GW01:30
Highest solar9.11 GW12:00
Highest gas13.88 GW19:00
Lowest carbon64 gCO₂/kWh02:30
Highest imports7.92 GW10:30
Highest exports3.06 GW00:00

Daily chart

Demand, generation and carbon intensity

16 July 2025

Generation mix

Wind, solar, gas and interconnector flow