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Daily UK grid report
UK Electricity Grid Daily Report — 29 April 2026

On 29 April 2026, Britain’s electricity grid averaged 31.79 GW of grid demand, with renewables averaging 69.7% of tracked domestic generation and carbon intensity averaging 80 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.79 GW

Average grid demand for this UK day.

Peak demand 37.51 GW

Highest 15-minute grid demand period.

Avg carbon 80 gCO₂/kWh

Average carbon intensity where available.

Renewables 69.7 %

Average renewable share of tracked generation.

Average grid demandDemand
31.79 GWFull-day average from available snapshots
↑ +0.38 GW vs yesterday
Peak demand13:00
37.51 GWHighest 15-minute grid demand period
↑ +0.22 GW vs yesterday
Lowest demand04:30
24.31 GWLowest 15-minute grid demand period
↑ +1.25 GW vs yesterday
Domestic generationSupply
26.67 GWTracked UK generation sources only
↑ +2.21 GW vs yesterday
Average carbonCO₂
80 gCO₂/kWhCarbon intensity average
↓ −53 g vs yesterday
Renewable shareClean
69.7 %Wind, solar, hydro and biomass
↑ +9.4 pts vs yesterday
Clean share+ Nuclear
89.4 %Renewables plus nuclear
↑ +7.6 pts vs yesterday
Net importsFlow
4.14 GWAverage imports minus exports
↓ −1.96 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 April 2026, Britain’s electricity grid averaged 31.79 GW of grid demand, with renewables averaging 69.7% of tracked domestic generation and carbon intensity averaging 80 gCO₂/kWh.

The highest demand period was 37.51 GW at 13:00, while the lowest carbon intensity period was 56 gCO₂/kWh at 13:00.

Key records for 29 April 2026

Highest wind16.40 GW23:00
Highest solar15.20 GW12:30
Highest gas2.25 GW05:30
Lowest carbon56 gCO₂/kWh13:00
Highest imports7.80 GW07:30
Highest exports2.99 GW23:15

Daily chart

Demand, generation and carbon intensity

29 April 2026

Generation mix

Wind, solar, gas and interconnector flow