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Daily UK grid report
UK Electricity Grid Daily Report — 1 June 2026

On 1 June 2026, Britain’s electricity grid averaged 30.98 GW of grid demand, with renewables averaging 48.4% of tracked domestic generation and carbon intensity averaging 183 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.98 GW

Average grid demand for this UK day.

Peak demand 36.27 GW

Highest 15-minute grid demand period.

Avg carbon 183 gCO₂/kWh

Average carbon intensity where available.

Renewables 48.4 %

Average renewable share of tracked generation.

Average grid demandDemand
30.98 GWFull-day average from available snapshots
↑ +4.45 GW vs yesterday
Peak demand13:00
36.27 GWHighest 15-minute grid demand period
↑ +4.16 GW vs yesterday
Lowest demand03:30
23.06 GWLowest 15-minute grid demand period
↑ +3.47 GW vs yesterday
Domestic generationSupply
25.42 GWTracked UK generation sources only
↑ +4.42 GW vs yesterday
Average carbonCO₂
183 gCO₂/kWhCarbon intensity average
↑ +10 g vs yesterday
Renewable shareClean
48.4 %Wind, solar, hydro and biomass
↓ −6.6 pts vs yesterday
Clean share+ Nuclear
57.5 %Renewables plus nuclear
↓ −8.5 pts vs yesterday
Net importsFlow
3.37 GWAverage imports minus exports
↓ −1.03 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 1 June 2026, Britain’s electricity grid averaged 30.98 GW of grid demand, with renewables averaging 48.4% of tracked domestic generation and carbon intensity averaging 183 gCO₂/kWh.

The highest demand period was 36.27 GW at 13:00, while the lowest carbon intensity period was 150 gCO₂/kWh at 14:00.

Key records for 1 June 2026

Highest wind10.48 GW13:30
Highest solar6.75 GW12:30
Highest gas14.52 GW19:30
Lowest carbon150 gCO₂/kWh14:00
Highest imports8.38 GW13:00
Highest exports4.72 GW20:00

Daily chart

Demand, generation and carbon intensity

1 June 2026

Generation mix

Wind, solar, gas and interconnector flow