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Daily UK grid report
UK Electricity Grid Daily Report — 14 August 2026

On 14 August 2026, Britain’s electricity grid averaged 31.30 GW of grid demand, with renewables averaging 41.0% of tracked domestic generation and carbon intensity averaging 200 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.30 GW

Average grid demand for this UK day.

Peak demand 37.78 GW

Highest 15-minute grid demand period.

Avg carbon 200 gCO₂/kWh

Average carbon intensity where available.

Renewables 41.0 %

Average renewable share of tracked generation.

Average grid demandDemand
31.30 GWFull-day average from available snapshots
↓ −0.78 GW vs yesterday
Peak demand14:00
37.78 GWHighest 15-minute grid demand period
↓ −0.56 GW vs yesterday
Lowest demand05:15
23.30 GWLowest 15-minute grid demand period
↓ −0.08 GW vs yesterday
Domestic generationSupply
25.79 GWTracked UK generation sources only
↓ −0.02 GW vs yesterday
Average carbonCO₂
200 gCO₂/kWhCarbon intensity average
↓ −17 g vs yesterday
Renewable shareClean
41.0 %Wind, solar, hydro and biomass
↑ +6.2 pts vs yesterday
Clean share+ Nuclear
56.0 %Renewables plus nuclear
↑ +6.2 pts vs yesterday
Net importsFlow
4.69 GWAverage imports minus exports
↓ −0.46 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 14 August 2026, Britain’s electricity grid averaged 31.30 GW of grid demand, with renewables averaging 41.0% of tracked domestic generation and carbon intensity averaging 200 gCO₂/kWh.

The highest demand period was 37.78 GW at 14:00, while the lowest carbon intensity period was 139 gCO₂/kWh at 16:00.

Key records for 14 August 2026

Highest wind5.93 GW14:00
Highest solar12.45 GW12:30
Highest gas14.13 GW19:30
Lowest carbon139 gCO₂/kWh16:00
Highest imports8.78 GW09:00
Highest exports1.50 GW08:15

Daily chart

Demand, generation and carbon intensity

14 August 2026

Generation mix

Wind, solar, gas and interconnector flow