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Daily UK grid report
UK Electricity Grid Daily Report — 3 July 2026

On 3 July 2026, Britain’s electricity grid averaged 29.24 GW of grid demand, with renewables averaging 63.0% of tracked domestic generation and carbon intensity averaging 123 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.24 GW

Average grid demand for this UK day.

Peak demand 35.47 GW

Highest 15-minute grid demand period.

Avg carbon 123 gCO₂/kWh

Average carbon intensity where available.

Renewables 63.0 %

Average renewable share of tracked generation.

Average grid demandDemand
29.24 GWFull-day average from available snapshots
↓ −4.12 GW vs yesterday
Peak demand12:00
35.47 GWHighest 15-minute grid demand period
↓ −5.47 GW vs yesterday
Lowest demand04:30
22.70 GWLowest 15-minute grid demand period
↓ −3.77 GW vs yesterday
Domestic generationSupply
22.07 GWTracked UK generation sources only
↓ −8.86 GW vs yesterday
Average carbonCO₂
123 gCO₂/kWhCarbon intensity average
↑ +45 g vs yesterday
Renewable shareClean
63.0 %Wind, solar, hydro and biomass
↓ −7.0 pts vs yesterday
Clean share+ Nuclear
76.9 %Renewables plus nuclear
↓ −3.1 pts vs yesterday
Net importsFlow
6.35 GWAverage imports minus exports
↑ +7.13 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 3 July 2026, Britain’s electricity grid averaged 29.24 GW of grid demand, with renewables averaging 63.0% of tracked domestic generation and carbon intensity averaging 123 gCO₂/kWh.

The highest demand period was 35.47 GW at 12:00, while the lowest carbon intensity period was 81 gCO₂/kWh at 03:00.

Key records for 3 July 2026

Highest wind9.62 GW00:00
Highest solar14.35 GW13:00
Highest gas6.70 GW19:30
Lowest carbon81 gCO₂/kWh03:00
Highest imports8.45 GW17:15
Highest exports2.08 GW05:30

Daily chart

Demand, generation and carbon intensity

3 July 2026

Generation mix

Wind, solar, gas and interconnector flow