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Daily UK grid report
UK Electricity Grid Daily Report — 12 January 2024

On 12 January 2024, Britain’s electricity grid averaged 38.80 GW of grid demand, with renewables averaging 24.5% of tracked domestic generation and carbon intensity averaging 277 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 38.80 GW

Average grid demand for this UK day.

Peak demand 44.97 GW

Highest 15-minute grid demand period.

Avg carbon 277 gCO₂/kWh

Average carbon intensity where available.

Renewables 24.5 %

Average renewable share of tracked generation.

Average grid demandDemand
38.80 GWFull-day average from available snapshots
↓ −1.26 GW vs yesterday
Peak demand17:00
44.97 GWHighest 15-minute grid demand period
↓ −0.91 GW vs yesterday
Lowest demand23:45
29.10 GWLowest 15-minute grid demand period
↓ −2.98 GW vs yesterday
Domestic generationSupply
36.94 GWTracked UK generation sources only
↓ −2.68 GW vs yesterday
Average carbonCO₂
277 gCO₂/kWhCarbon intensity average
↑ +12 g vs yesterday
Renewable shareClean
24.5 %Wind, solar, hydro and biomass
↓ −4.2 pts vs yesterday
Clean share+ Nuclear
33.0 %Renewables plus nuclear
↓ −3.6 pts vs yesterday
Net importsFlow
-0.14 GWAverage imports minus exports
↑ +1.91 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 12 January 2024, Britain’s electricity grid averaged 38.80 GW of grid demand, with renewables averaging 24.5% of tracked domestic generation and carbon intensity averaging 277 gCO₂/kWh.

The highest demand period was 44.97 GW at 17:00, while the lowest carbon intensity period was 232 gCO₂/kWh at 23:30.

Key records for 12 January 2024

Highest wind7.61 GW23:00
Highest solar0.90 GW11:00
Highest gas25.93 GW09:30
Lowest carbon232 gCO₂/kWh23:30
Highest imports5.65 GW11:00
Highest exports6.85 GW05:00

Daily chart

Demand, generation and carbon intensity

12 January 2024

Generation mix

Wind, solar, gas and interconnector flow