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Daily UK grid report
UK Electricity Grid Daily Report — 18 February 2023

On 18 February 2023, Britain’s electricity grid averaged 29.40 GW of grid demand, with renewables averaging 68.0% of tracked domestic generation and carbon intensity averaging 92 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 29.40 GW

Average grid demand for this UK day.

Peak demand 35.71 GW

Highest 15-minute grid demand period.

Avg carbon 92 gCO₂/kWh

Average carbon intensity where available.

Renewables 68.0 %

Average renewable share of tracked generation.

Average grid demandDemand
29.40 GWFull-day average from available snapshots
↓ −4.06 GW vs yesterday
Peak demand17:30
35.71 GWHighest 15-minute grid demand period
↓ −3.59 GW vs yesterday
Lowest demand05:15
23.56 GWLowest 15-minute grid demand period
↓ −1.23 GW vs yesterday
Domestic generationSupply
24.09 GWTracked UK generation sources only
↓ −4.72 GW vs yesterday
Average carbonCO₂
92 gCO₂/kWhCarbon intensity average
↓ −10 g vs yesterday
Renewable shareClean
68.0 %Wind, solar, hydro and biomass
↑ +1.4 pts vs yesterday
Clean share+ Nuclear
77.3 %Renewables plus nuclear
↑ +2.5 pts vs yesterday
Net importsFlow
5.36 GWAverage imports minus exports
↑ +1.41 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 18 February 2023, Britain’s electricity grid averaged 29.40 GW of grid demand, with renewables averaging 68.0% of tracked domestic generation and carbon intensity averaging 92 gCO₂/kWh.

The highest demand period was 35.71 GW at 17:30, while the lowest carbon intensity period was 68 gCO₂/kWh at 09:30.

Key records for 18 February 2023

Highest wind16.55 GW04:30
Highest solar2.70 GW11:30
Highest gas8.33 GW18:00
Lowest carbon68 gCO₂/kWh09:30
Highest imports7.90 GW15:45
Highest exports2.83 GW04:30

Daily chart

Demand, generation and carbon intensity

18 February 2023

Generation mix

Wind, solar, gas and interconnector flow