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Daily UK grid report
UK Electricity Grid Daily Report — 1 October 2023

On 1 October 2023, Britain’s electricity grid averaged 27.62 GW of grid demand, with renewables averaging 54.2% 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 27.62 GW

Average grid demand for this UK day.

Peak demand 34.00 GW

Highest 15-minute grid demand period.

Avg carbon 109 gCO₂/kWh

Average carbon intensity where available.

Renewables 54.2 %

Average renewable share of tracked generation.

Average grid demandDemand
27.62 GWFull-day average from available snapshots
↑ +1.08 GW vs yesterday
Peak demand17:00
34.00 GWHighest 15-minute grid demand period
↑ +2.10 GW vs yesterday
Lowest demand01:45
21.86 GWLowest 15-minute grid demand period
↑ +1.65 GW vs yesterday
Domestic generationSupply
25.18 GWTracked UK generation sources only
↑ +2.26 GW vs yesterday
Average carbonCO₂
109 gCO₂/kWhCarbon intensity average
↓ −51 g vs yesterday
Renewable shareClean
54.2 %Wind, solar, hydro and biomass
↑ +16.5 pts vs yesterday
Clean share+ Nuclear
72.3 %Renewables plus nuclear
↑ +14.3 pts vs yesterday
Net importsFlow
0.98 GWAverage imports minus exports
↓ −1.66 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 1 October 2023, Britain’s electricity grid averaged 27.62 GW of grid demand, with renewables averaging 54.2% of tracked domestic generation and carbon intensity averaging 109 gCO₂/kWh.

The highest demand period was 34.00 GW at 17:00, while the lowest carbon intensity period was 59 gCO₂/kWh at 10:30.

Key records for 1 October 2023

Highest wind13.34 GW10:30
Highest solar3.35 GW13:00
Highest gas12.49 GW18:30
Lowest carbon59 gCO₂/kWh10:30
Highest imports5.45 GW11:45
Highest exports3.56 GW07:00

Daily chart

Demand, generation and carbon intensity

1 October 2023

Generation mix

Wind, solar, gas and interconnector flow