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Daily UK grid report
UK Electricity Grid Daily Report — 14 April 2025

On 14 April 2025, Britain’s electricity grid averaged 32.04 GW of grid demand, with renewables averaging 58.0% of tracked domestic generation and carbon intensity averaging 100 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.04 GW

Average grid demand for this UK day.

Peak demand 37.98 GW

Highest 15-minute grid demand period.

Avg carbon 100 gCO₂/kWh

Average carbon intensity where available.

Renewables 58.0 %

Average renewable share of tracked generation.

Average grid demandDemand
32.04 GWFull-day average from available snapshots
↑ +4.43 GW vs yesterday
Peak demand18:00
37.98 GWHighest 15-minute grid demand period
↑ +5.14 GW vs yesterday
Lowest demand00:45
23.17 GWLowest 15-minute grid demand period
↑ +0.85 GW vs yesterday
Domestic generationSupply
26.48 GWTracked UK generation sources only
↑ +5.24 GW vs yesterday
Average carbonCO₂
100 gCO₂/kWhCarbon intensity average
↑ +20 g vs yesterday
Renewable shareClean
58.0 %Wind, solar, hydro and biomass
↓ −0.8 pts vs yesterday
Clean share+ Nuclear
75.5 %Renewables plus nuclear
↓ −5.0 pts vs yesterday
Net importsFlow
3.96 GWAverage imports minus exports
↓ −1.72 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 14 April 2025, Britain’s electricity grid averaged 32.04 GW of grid demand, with renewables averaging 58.0% of tracked domestic generation and carbon intensity averaging 100 gCO₂/kWh.

The highest demand period was 37.98 GW at 18:00, while the lowest carbon intensity period was 50 gCO₂/kWh at 13:30.

Key records for 14 April 2025

Highest wind12.00 GW14:30
Highest solar8.59 GW12:00
Highest gas13.78 GW18:30
Lowest carbon50 gCO₂/kWh13:30
Highest imports7.40 GW13:00
Highest exports3.60 GW18:45

Daily chart

Demand, generation and carbon intensity

14 April 2025

Generation mix

Wind, solar, gas and interconnector flow