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Daily UK grid report
UK Electricity Grid Daily Report — 22 April 2023

On 22 April 2023, Britain’s electricity grid averaged 28.84 GW of grid demand, with renewables averaging 37.9% of tracked domestic generation and carbon intensity averaging 156 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 28.84 GW

Average grid demand for this UK day.

Peak demand 33.87 GW

Highest 15-minute grid demand period.

Avg carbon 156 gCO₂/kWh

Average carbon intensity where available.

Renewables 37.9 %

Average renewable share of tracked generation.

Average grid demandDemand
28.84 GWFull-day average from available snapshots
↓ −2.43 GW vs yesterday
Peak demand11:30
33.87 GWHighest 15-minute grid demand period
↓ −3.50 GW vs yesterday
Lowest demand04:45
21.90 GWLowest 15-minute grid demand period
↓ −1.26 GW vs yesterday
Domestic generationSupply
23.40 GWTracked UK generation sources only
↓ −4.02 GW vs yesterday
Average carbonCO₂
156 gCO₂/kWhCarbon intensity average
No change vs yesterday
Renewable shareClean
37.9 %Wind, solar, hydro and biomass
↓ −6.9 pts vs yesterday
Clean share+ Nuclear
56.0 %Renewables plus nuclear
↓ −4.2 pts vs yesterday
Net importsFlow
4.84 GWAverage imports minus exports
↑ +1.37 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 22 April 2023, Britain’s electricity grid averaged 28.84 GW of grid demand, with renewables averaging 37.9% of tracked domestic generation and carbon intensity averaging 156 gCO₂/kWh.

The highest demand period was 33.87 GW at 11:30, while the lowest carbon intensity period was 118 gCO₂/kWh at 12:00.

Key records for 22 April 2023

Highest wind6.99 GW12:00
Highest solar6.55 GW11:30
Highest gas13.19 GW19:30
Lowest carbon118 gCO₂/kWh12:00
Highest imports7.03 GW23:00
Highest exports0.98 GW10:15

Daily chart

Demand, generation and carbon intensity

22 April 2023

Generation mix

Wind, solar, gas and interconnector flow