Live Grid Data
Report cache
Daily UK grid report
UK Electricity Grid Daily Report — 18 October 2023

On 18 October 2023, Britain’s electricity grid averaged 33.25 GW of grid demand, with renewables averaging 71.9% of tracked domestic generation and carbon intensity averaging 62 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 33.25 GW

Average grid demand for this UK day.

Peak demand 39.44 GW

Highest 15-minute grid demand period.

Avg carbon 62 gCO₂/kWh

Average carbon intensity where available.

Renewables 71.9 %

Average renewable share of tracked generation.

Average grid demandDemand
33.25 GWFull-day average from available snapshots
↑ +1.66 GW vs yesterday
Peak demand18:00
39.44 GWHighest 15-minute grid demand period
↑ +0.26 GW vs yesterday
Lowest demand03:30
25.54 GWLowest 15-minute grid demand period
↑ +2.46 GW vs yesterday
Domestic generationSupply
31.11 GWTracked UK generation sources only
↑ +1.87 GW vs yesterday
Average carbonCO₂
62 gCO₂/kWhCarbon intensity average
↓ −73 g vs yesterday
Renewable shareClean
71.9 %Wind, solar, hydro and biomass
↑ +19.4 pts vs yesterday
Clean share+ Nuclear
85.7 %Renewables plus nuclear
↑ +18.3 pts vs yesterday
Net importsFlow
1.06 GWAverage imports minus exports
↓ −0.58 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 18 October 2023, Britain’s electricity grid averaged 33.25 GW of grid demand, with renewables averaging 71.9% of tracked domestic generation and carbon intensity averaging 62 gCO₂/kWh.

The highest demand period was 39.44 GW at 18:00, while the lowest carbon intensity period was 51 gCO₂/kWh at 12:00.

Key records for 18 October 2023

Highest wind20.34 GW17:30
Highest solar3.46 GW12:30
Highest gas5.39 GW18:30
Lowest carbon51 gCO₂/kWh12:00
Highest imports5.03 GW19:00
Highest exports3.66 GW05:00

Daily chart

Demand, generation and carbon intensity

18 October 2023

Generation mix

Wind, solar, gas and interconnector flow