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Daily UK grid report
UK Electricity Grid Daily Report — 13 June 2026

On 13 June 2026, Britain’s electricity grid averaged 29.89 GW of grid demand, with renewables averaging 74.5% of tracked domestic generation and carbon intensity averaging 74 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.89 GW

Average grid demand for this UK day.

Peak demand 35.87 GW

Highest 15-minute grid demand period.

Avg carbon 74 gCO₂/kWh

Average carbon intensity where available.

Renewables 74.5 %

Average renewable share of tracked generation.

Average grid demandDemand
29.89 GWFull-day average from available snapshots
↓ −1.06 GW vs yesterday
Peak demand12:45
35.87 GWHighest 15-minute grid demand period
↓ −1.82 GW vs yesterday
Lowest demand05:15
24.83 GWLowest 15-minute grid demand period
↑ +0.04 GW vs yesterday
Domestic generationSupply
27.28 GWTracked UK generation sources only
↓ −0.54 GW vs yesterday
Average carbonCO₂
74 gCO₂/kWhCarbon intensity average
↓ −18 g vs yesterday
Renewable shareClean
74.5 %Wind, solar, hydro and biomass
↑ +2.8 pts vs yesterday
Clean share+ Nuclear
85.7 %Renewables plus nuclear
↑ +3.0 pts vs yesterday
Net importsFlow
0.25 GWAverage imports minus exports
↓ −1.58 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 13 June 2026, Britain’s electricity grid averaged 29.89 GW of grid demand, with renewables averaging 74.5% of tracked domestic generation and carbon intensity averaging 74 gCO₂/kWh.

The highest demand period was 35.87 GW at 12:45, while the lowest carbon intensity period was 39 gCO₂/kWh at 14:30.

Key records for 13 June 2026

Highest wind18.05 GW04:00
Highest solar12.56 GW12:30
Highest gas5.90 GW00:00
Lowest carbon39 gCO₂/kWh14:30
Highest imports6.95 GW20:45
Highest exports5.78 GW03:00

Daily chart

Demand, generation and carbon intensity

13 June 2026

Generation mix

Wind, solar, gas and interconnector flow