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Daily UK grid report
UK Electricity Grid Daily Report — 25 April 2023

On 25 April 2023, Britain’s electricity grid averaged 32.29 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 188 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.29 GW

Average grid demand for this UK day.

Peak demand 37.90 GW

Highest 15-minute grid demand period.

Avg carbon 188 gCO₂/kWh

Average carbon intensity where available.

Renewables 34.1 %

Average renewable share of tracked generation.

Average grid demandDemand
32.29 GWFull-day average from available snapshots
↓ −0.24 GW vs yesterday
Peak demand10:00
37.90 GWHighest 15-minute grid demand period
↓ −0.84 GW vs yesterday
Lowest demand04:15
24.18 GWLowest 15-minute grid demand period
↑ +1.60 GW vs yesterday
Domestic generationSupply
27.69 GWTracked UK generation sources only
↓ −0.29 GW vs yesterday
Average carbonCO₂
188 gCO₂/kWhCarbon intensity average
↑ +52 g vs yesterday
Renewable shareClean
34.1 %Wind, solar, hydro and biomass
↓ −14.9 pts vs yesterday
Clean share+ Nuclear
49.4 %Renewables plus nuclear
↓ −14.8 pts vs yesterday
Net importsFlow
4.25 GWAverage imports minus exports
No change vs yesterday

Daily insight

What happened on the UK electricity grid?

On 25 April 2023, Britain’s electricity grid averaged 32.29 GW of grid demand, with renewables averaging 34.1% of tracked domestic generation and carbon intensity averaging 188 gCO₂/kWh.

The highest demand period was 37.90 GW at 10:00, while the lowest carbon intensity period was 137 gCO₂/kWh at 13:30.

Key records for 25 April 2023

Highest wind8.25 GW00:00
Highest solar9.17 GW12:00
Highest gas17.67 GW20:30
Lowest carbon137 gCO₂/kWh13:30
Highest imports6.85 GW18:00
Highest exports2.15 GW05:15

Daily chart

Demand, generation and carbon intensity

25 April 2023

Generation mix

Wind, solar, gas and interconnector flow