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Daily UK grid report
UK Electricity Grid Daily Report — 6 June 2025

On 6 June 2025, Britain’s electricity grid averaged 29.58 GW of grid demand, with renewables averaging 57.2% of tracked domestic generation and carbon intensity averaging 92 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.58 GW

Average grid demand for this UK day.

Peak demand 36.38 GW

Highest 15-minute grid demand period.

Avg carbon 92 gCO₂/kWh

Average carbon intensity where available.

Renewables 57.2 %

Average renewable share of tracked generation.

Average grid demandDemand
29.58 GWFull-day average from available snapshots
↓ −1.82 GW vs yesterday
Peak demand12:00
36.38 GWHighest 15-minute grid demand period
↑ +0.34 GW vs yesterday
Lowest demand05:15
22.97 GWLowest 15-minute grid demand period
↓ −2.93 GW vs yesterday
Domestic generationSupply
23.34 GWTracked UK generation sources only
↓ −2.28 GW vs yesterday
Average carbonCO₂
92 gCO₂/kWhCarbon intensity average
↑ +4 g vs yesterday
Renewable shareClean
57.2 %Wind, solar, hydro and biomass
↓ −2.5 pts vs yesterday
Clean share+ Nuclear
76.3 %Renewables plus nuclear
↓ −0.4 pts vs yesterday
Net importsFlow
4.89 GWAverage imports minus exports
↑ +1.48 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 6 June 2025, Britain’s electricity grid averaged 29.58 GW of grid demand, with renewables averaging 57.2% of tracked domestic generation and carbon intensity averaging 92 gCO₂/kWh.

The highest demand period was 36.38 GW at 12:00, while the lowest carbon intensity period was 52 gCO₂/kWh at 13:30.

Key records for 6 June 2025

Highest wind9.43 GW03:30
Highest solar11.48 GW12:00
Highest gas10.39 GW20:30
Lowest carbon52 gCO₂/kWh13:30
Highest imports7.05 GW13:15
Highest exports1.62 GW20:15

Daily chart

Demand, generation and carbon intensity

6 June 2025

Generation mix

Wind, solar, gas and interconnector flow