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

On 16 October 2025, Britain’s electricity grid averaged 33.26 GW of grid demand, with renewables averaging 23.7% of tracked domestic generation and carbon intensity averaging 232 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 33.26 GW

Average grid demand for this UK day.

Peak demand 39.50 GW

Highest 15-minute grid demand period.

Avg carbon 232 gCO₂/kWh

Average carbon intensity where available.

Renewables 23.7 %

Average renewable share of tracked generation.

Average grid demandDemand
33.26 GWFull-day average from available snapshots
↓ −0.94 GW vs yesterday
Peak demand12:00
39.50 GWHighest 15-minute grid demand period
↑ +0.48 GW vs yesterday
Lowest demand04:30
24.87 GWLowest 15-minute grid demand period
↓ −2.50 GW vs yesterday
Domestic generationSupply
28.22 GWTracked UK generation sources only
↓ −2.52 GW vs yesterday
Average carbonCO₂
232 gCO₂/kWhCarbon intensity average
↓ −15 g vs yesterday
Renewable shareClean
23.7 %Wind, solar, hydro and biomass
↑ +1.6 pts vs yesterday
Clean share+ Nuclear
37.5 %Renewables plus nuclear
↑ +3.3 pts vs yesterday
Net importsFlow
3.58 GWAverage imports minus exports
↑ +2.71 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 16 October 2025, Britain’s electricity grid averaged 33.26 GW of grid demand, with renewables averaging 23.7% of tracked domestic generation and carbon intensity averaging 232 gCO₂/kWh.

The highest demand period was 39.50 GW at 12:00, while the lowest carbon intensity period was 195 gCO₂/kWh at 04:30.

Key records for 16 October 2025

Highest wind4.39 GW05:00
Highest solar4.74 GW12:30
Highest gas21.09 GW19:00
Lowest carbon195 gCO₂/kWh04:30
Highest imports7.34 GW12:00
Highest exports3.17 GW06:45

Daily chart

Demand, generation and carbon intensity

16 October 2025

Generation mix

Wind, solar, gas and interconnector flow