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Daily UK grid report
UK Electricity Grid Daily Report — 23 February 2023

On 23 February 2023, Britain’s electricity grid averaged 34.79 GW of grid demand, with renewables averaging 45.9% of tracked domestic generation and carbon intensity averaging 178 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 34.79 GW

Average grid demand for this UK day.

Peak demand 43.10 GW

Highest 15-minute grid demand period.

Avg carbon 178 gCO₂/kWh

Average carbon intensity where available.

Renewables 45.9 %

Average renewable share of tracked generation.

Average grid demandDemand
34.79 GWFull-day average from available snapshots
↑ +1.11 GW vs yesterday
Peak demand18:00
43.10 GWHighest 15-minute grid demand period
↑ +1.80 GW vs yesterday
Lowest demand04:30
23.50 GWLowest 15-minute grid demand period
↓ −0.42 GW vs yesterday
Domestic generationSupply
31.28 GWTracked UK generation sources only
↑ +0.96 GW vs yesterday
Average carbonCO₂
178 gCO₂/kWhCarbon intensity average
↓ −43 g vs yesterday
Renewable shareClean
45.9 %Wind, solar, hydro and biomass
↑ +11.9 pts vs yesterday
Clean share+ Nuclear
55.4 %Renewables plus nuclear
↑ +11.7 pts vs yesterday
Net importsFlow
2.98 GWAverage imports minus exports
↓ −0.18 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 23 February 2023, Britain’s electricity grid averaged 34.79 GW of grid demand, with renewables averaging 45.9% of tracked domestic generation and carbon intensity averaging 178 gCO₂/kWh.

The highest demand period was 43.10 GW at 18:00, while the lowest carbon intensity period was 105 gCO₂/kWh at 23:30.

Key records for 23 February 2023

Highest wind13.23 GW23:30
Highest solar4.36 GW12:00
Highest gas19.21 GW18:30
Lowest carbon105 gCO₂/kWh23:30
Highest imports6.61 GW19:00
Highest exports2.57 GW06:00

Daily chart

Demand, generation and carbon intensity

23 February 2023

Generation mix

Wind, solar, gas and interconnector flow