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Daily UK grid report
UK Electricity Grid Daily Report — 20 February 2023

On 20 February 2023, Britain’s electricity grid averaged 34.14 GW of grid demand, with renewables averaging 64.2% of tracked domestic generation and carbon intensity averaging 109 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 34.14 GW

Average grid demand for this UK day.

Peak demand 41.19 GW

Highest 15-minute grid demand period.

Avg carbon 109 gCO₂/kWh

Average carbon intensity where available.

Renewables 64.2 %

Average renewable share of tracked generation.

Average grid demandDemand
34.14 GWFull-day average from available snapshots
↑ +4.92 GW vs yesterday
Peak demand18:00
41.19 GWHighest 15-minute grid demand period
↑ +3.47 GW vs yesterday
Lowest demand23:45
26.44 GWLowest 15-minute grid demand period
↑ +4.90 GW vs yesterday
Domestic generationSupply
31.03 GWTracked UK generation sources only
↑ +6.71 GW vs yesterday
Average carbonCO₂
109 gCO₂/kWhCarbon intensity average
↑ +4 g vs yesterday
Renewable shareClean
64.2 %Wind, solar, hydro and biomass
↓ −0.5 pts vs yesterday
Clean share+ Nuclear
72.9 %Renewables plus nuclear
↓ −2.1 pts vs yesterday
Net importsFlow
1.75 GWAverage imports minus exports
↓ −3.10 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 20 February 2023, Britain’s electricity grid averaged 34.14 GW of grid demand, with renewables averaging 64.2% of tracked domestic generation and carbon intensity averaging 109 gCO₂/kWh.

The highest demand period was 41.19 GW at 18:00, while the lowest carbon intensity period was 78 gCO₂/kWh at 11:30.

Key records for 20 February 2023

Highest wind19.56 GW11:30
Highest solar4.49 GW12:00
Highest gas11.68 GW17:30
Lowest carbon78 gCO₂/kWh11:30
Highest imports5.73 GW19:00
Highest exports4.51 GW05:15

Daily chart

Demand, generation and carbon intensity

20 February 2023

Generation mix

Wind, solar, gas and interconnector flow