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

On 1 May 2026, Britain’s electricity grid averaged 30.29 GW of grid demand, with renewables averaging 57.6% of tracked domestic generation and carbon intensity averaging 128 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 30.29 GW

Average grid demand for this UK day.

Peak demand 35.31 GW

Highest 15-minute grid demand period.

Avg carbon 128 gCO₂/kWh

Average carbon intensity where available.

Renewables 57.6 %

Average renewable share of tracked generation.

Average grid demandDemand
30.29 GWFull-day average from available snapshots
↓ −2.76 GW vs yesterday
Peak demand11:45
35.31 GWHighest 15-minute grid demand period
↓ −4.51 GW vs yesterday
Lowest demand04:30
23.82 GWLowest 15-minute grid demand period
↓ −3.18 GW vs yesterday
Domestic generationSupply
24.00 GWTracked UK generation sources only
↓ −5.92 GW vs yesterday
Average carbonCO₂
128 gCO₂/kWhCarbon intensity average
↑ +60 g vs yesterday
Renewable shareClean
57.6 %Wind, solar, hydro and biomass
↓ −15.6 pts vs yesterday
Clean share+ Nuclear
78.3 %Renewables plus nuclear
↓ −12.4 pts vs yesterday
Net importsFlow
5.34 GWAverage imports minus exports
↑ +4.37 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 1 May 2026, Britain’s electricity grid averaged 30.29 GW of grid demand, with renewables averaging 57.6% of tracked domestic generation and carbon intensity averaging 128 gCO₂/kWh.

The highest demand period was 35.31 GW at 11:45, while the lowest carbon intensity period was 54 gCO₂/kWh at 05:00.

Key records for 1 May 2026

Highest wind15.07 GW00:00
Highest solar11.75 GW13:00
Highest gas9.44 GW19:30
Lowest carbon54 gCO₂/kWh05:00
Highest imports7.89 GW09:00
Highest exports2.00 GW19:45

Daily chart

Demand, generation and carbon intensity

1 May 2026

Generation mix

Wind, solar, gas and interconnector flow