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Daily UK grid report
UK Electricity Grid Daily Report — 7 April 2025

On 7 April 2025, Britain’s electricity grid averaged 31.63 GW of grid demand, with renewables averaging 35.4% of tracked domestic generation and carbon intensity averaging 175 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 31.63 GW

Average grid demand for this UK day.

Peak demand 37.81 GW

Highest 15-minute grid demand period.

Avg carbon 175 gCO₂/kWh

Average carbon intensity where available.

Renewables 35.4 %

Average renewable share of tracked generation.

Average grid demandDemand
31.63 GWFull-day average from available snapshots
↑ +2.70 GW vs yesterday
Peak demand09:00
37.81 GWHighest 15-minute grid demand period
↑ +4.22 GW vs yesterday
Lowest demand03:30
23.75 GWLowest 15-minute grid demand period
↑ +1.13 GW vs yesterday
Domestic generationSupply
26.47 GWTracked UK generation sources only
↑ +3.34 GW vs yesterday
Average carbonCO₂
175 gCO₂/kWhCarbon intensity average
↑ +89 g vs yesterday
Renewable shareClean
35.4 %Wind, solar, hydro and biomass
↓ −22.5 pts vs yesterday
Clean share+ Nuclear
53.0 %Renewables plus nuclear
↓ −25.0 pts vs yesterday
Net importsFlow
3.51 GWAverage imports minus exports
↓ −1.39 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 7 April 2025, Britain’s electricity grid averaged 31.63 GW of grid demand, with renewables averaging 35.4% of tracked domestic generation and carbon intensity averaging 175 gCO₂/kWh.

The highest demand period was 37.81 GW at 09:00, while the lowest carbon intensity period was 107 gCO₂/kWh at 13:30.

Key records for 7 April 2025

Highest wind5.93 GW00:00
Highest solar13.58 GW13:00
Highest gas17.58 GW20:30
Lowest carbon107 gCO₂/kWh13:30
Highest imports7.23 GW08:45
Highest exports3.95 GW06:45

Daily chart

Demand, generation and carbon intensity

7 April 2025

Generation mix

Wind, solar, gas and interconnector flow