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Daily UK grid report
UK Electricity Grid Daily Report — 5 January 2024

On 5 January 2024, Britain’s electricity grid averaged 35.01 GW of grid demand, with renewables averaging 40.5% of tracked domestic generation and carbon intensity averaging 171 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.01 GW

Average grid demand for this UK day.

Peak demand 42.82 GW

Highest 15-minute grid demand period.

Avg carbon 171 gCO₂/kWh

Average carbon intensity where available.

Renewables 40.5 %

Average renewable share of tracked generation.

Average grid demandDemand
35.01 GWFull-day average from available snapshots
↓ −0.42 GW vs yesterday
Peak demand17:00
42.82 GWHighest 15-minute grid demand period
↓ −0.96 GW vs yesterday
Lowest demand05:00
23.75 GWLowest 15-minute grid demand period
↓ −1.17 GW vs yesterday
Domestic generationSupply
30.83 GWTracked UK generation sources only
↓ −0.21 GW vs yesterday
Average carbonCO₂
171 gCO₂/kWhCarbon intensity average
↓ −10 g vs yesterday
Renewable shareClean
40.5 %Wind, solar, hydro and biomass
↑ +3.5 pts vs yesterday
Clean share+ Nuclear
55.0 %Renewables plus nuclear
↑ +2.4 pts vs yesterday
Net importsFlow
3.86 GWAverage imports minus exports
↑ +0.02 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 5 January 2024, Britain’s electricity grid averaged 35.01 GW of grid demand, with renewables averaging 40.5% of tracked domestic generation and carbon intensity averaging 171 gCO₂/kWh.

The highest demand period was 42.82 GW at 17:00, while the lowest carbon intensity period was 126 gCO₂/kWh at 05:00.

Key records for 5 January 2024

Highest wind10.18 GW14:00
Highest solar2.24 GW12:00
Highest gas18.24 GW10:00
Lowest carbon126 gCO₂/kWh05:00
Highest imports7.07 GW23:45
Highest exports1.12 GW13:30

Daily chart

Demand, generation and carbon intensity

5 January 2024

Generation mix

Wind, solar, gas and interconnector flow