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Daily UK grid report
UK Electricity Grid Daily Report — 2 April 2025

On 2 April 2025, Britain’s electricity grid averaged 32.83 GW of grid demand, with renewables averaging 70.8% of tracked domestic generation and carbon intensity averaging 61 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.83 GW

Average grid demand for this UK day.

Peak demand 40.04 GW

Highest 15-minute grid demand period.

Avg carbon 61 gCO₂/kWh

Average carbon intensity where available.

Renewables 70.8 %

Average renewable share of tracked generation.

Average grid demandDemand
32.83 GWFull-day average from available snapshots
↑ +0.64 GW vs yesterday
Peak demand13:00
40.04 GWHighest 15-minute grid demand period
↑ +2.25 GW vs yesterday
Lowest demand04:30
25.02 GWLowest 15-minute grid demand period
↑ +1.24 GW vs yesterday
Domestic generationSupply
27.66 GWTracked UK generation sources only
↑ +1.19 GW vs yesterday
Average carbonCO₂
61 gCO₂/kWhCarbon intensity average
↓ −42 g vs yesterday
Renewable shareClean
70.8 %Wind, solar, hydro and biomass
↑ +11.5 pts vs yesterday
Clean share+ Nuclear
85.6 %Renewables plus nuclear
↑ +11.3 pts vs yesterday
Net importsFlow
3.90 GWAverage imports minus exports
↓ −1.53 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 2 April 2025, Britain’s electricity grid averaged 32.83 GW of grid demand, with renewables averaging 70.8% of tracked domestic generation and carbon intensity averaging 61 gCO₂/kWh.

The highest demand period was 40.04 GW at 13:00, while the lowest carbon intensity period was 31 gCO₂/kWh at 12:30.

Key records for 2 April 2025

Highest wind16.64 GW00:30
Highest solar13.46 GW12:30
Highest gas6.44 GW07:00
Lowest carbon31 gCO₂/kWh12:30
Highest imports7.00 GW09:30
Highest exports2.08 GW11:45

Daily chart

Demand, generation and carbon intensity

2 April 2025

Generation mix

Wind, solar, gas and interconnector flow