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Daily UK grid report
UK Electricity Grid Daily Report — 31 October 2023

On 31 October 2023, Britain’s electricity grid averaged 32.53 GW of grid demand, with renewables averaging 43.5% of tracked domestic generation and carbon intensity averaging 155 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.53 GW

Average grid demand for this UK day.

Peak demand 39.01 GW

Highest 15-minute grid demand period.

Avg carbon 155 gCO₂/kWh

Average carbon intensity where available.

Renewables 43.5 %

Average renewable share of tracked generation.

Average grid demandDemand
32.53 GWFull-day average from available snapshots
↓ −0.26 GW vs yesterday
Peak demand18:00
39.01 GWHighest 15-minute grid demand period
↓ −1.97 GW vs yesterday
Lowest demand04:15
23.37 GWLowest 15-minute grid demand period
↑ +0.88 GW vs yesterday
Domestic generationSupply
26.42 GWTracked UK generation sources only
↓ −2.93 GW vs yesterday
Average carbonCO₂
155 gCO₂/kWhCarbon intensity average
No change vs yesterday
Renewable shareClean
43.5 %Wind, solar, hydro and biomass
↓ −2.6 pts vs yesterday
Clean share+ Nuclear
62.1 %Renewables plus nuclear
↓ −0.2 pts vs yesterday
Net importsFlow
5.67 GWAverage imports minus exports
↑ +3.22 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 31 October 2023, Britain’s electricity grid averaged 32.53 GW of grid demand, with renewables averaging 43.5% of tracked domestic generation and carbon intensity averaging 155 gCO₂/kWh.

The highest demand period was 39.01 GW at 18:00, while the lowest carbon intensity period was 92 gCO₂/kWh at 23:30.

Key records for 31 October 2023

Highest wind8.73 GW00:30
Highest solar3.53 GW11:00
Highest gas14.53 GW16:00
Lowest carbon92 gCO₂/kWh23:30
Highest imports7.35 GW22:00
Highest exports1.18 GW07:30

Daily chart

Demand, generation and carbon intensity

31 October 2023

Generation mix

Wind, solar, gas and interconnector flow