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Daily UK grid report
UK Electricity Grid Daily Report — 4 October 2022

On 4 October 2022, Britain’s electricity grid averaged 33.21 GW of grid demand, with renewables averaging 51.6% of tracked domestic generation and carbon intensity averaging 146 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 33.21 GW

Average grid demand for this UK day.

Peak demand 39.30 GW

Highest 15-minute grid demand period.

Avg carbon 146 gCO₂/kWh

Average carbon intensity where available.

Renewables 51.6 %

Average renewable share of tracked generation.

Average grid demandDemand
33.21 GWFull-day average from available snapshots
↑ +1.80 GW vs yesterday
Peak demand18:00
39.30 GWHighest 15-minute grid demand period
↑ +0.68 GW vs yesterday
Lowest demand23:30
24.49 GWLowest 15-minute grid demand period
↑ +3.99 GW vs yesterday
Domestic generationSupply
32.77 GWTracked UK generation sources only
↑ +2.75 GW vs yesterday
Average carbonCO₂
146 gCO₂/kWhCarbon intensity average
↓ −90 g vs yesterday
Renewable shareClean
51.6 %Wind, solar, hydro and biomass
↑ +23.2 pts vs yesterday
Clean share+ Nuclear
65.2 %Renewables plus nuclear
↑ +21.9 pts vs yesterday
Net importsFlow
-3.60 GWAverage imports minus exports
↓ −2.68 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 4 October 2022, Britain’s electricity grid averaged 33.21 GW of grid demand, with renewables averaging 51.6% of tracked domestic generation and carbon intensity averaging 146 gCO₂/kWh.

The highest demand period was 39.30 GW at 18:00, while the lowest carbon intensity period was 77 gCO₂/kWh at 23:30.

Key records for 4 October 2022

Highest wind16.99 GW09:30
Highest solar2.81 GW12:30
Highest gas17.10 GW18:30
Lowest carbon77 gCO₂/kWh23:30
Highest imports1.81 GW14:00
Highest exports5.32 GW09:00

Daily chart

Demand, generation and carbon intensity

4 October 2022

Generation mix

Wind, solar, gas and interconnector flow