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Daily UK grid report
UK Electricity Grid Daily Report — 29 January 2023

On 29 January 2023, Britain’s electricity grid averaged 32.13 GW of grid demand, with renewables averaging 61.8% of tracked domestic generation and carbon intensity averaging 101 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 32.13 GW

Average grid demand for this UK day.

Peak demand 40.97 GW

Highest 15-minute grid demand period.

Avg carbon 101 gCO₂/kWh

Average carbon intensity where available.

Renewables 61.8 %

Average renewable share of tracked generation.

Average grid demandDemand
32.13 GWFull-day average from available snapshots
↓ −1.71 GW vs yesterday
Peak demand18:00
40.97 GWHighest 15-minute grid demand period
↓ −0.93 GW vs yesterday
Lowest demand05:15
23.47 GWLowest 15-minute grid demand period
↓ −2.24 GW vs yesterday
Domestic generationSupply
28.37 GWTracked UK generation sources only
↓ −1.69 GW vs yesterday
Average carbonCO₂
101 gCO₂/kWhCarbon intensity average
↓ −150 g vs yesterday
Renewable shareClean
61.8 %Wind, solar, hydro and biomass
↑ +39.8 pts vs yesterday
Clean share+ Nuclear
79.3 %Renewables plus nuclear
↑ +41.0 pts vs yesterday
Net importsFlow
3.71 GWAverage imports minus exports
↑ +0.54 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 29 January 2023, Britain’s electricity grid averaged 32.13 GW of grid demand, with renewables averaging 61.8% of tracked domestic generation and carbon intensity averaging 101 gCO₂/kWh.

The highest demand period was 40.97 GW at 18:00, while the lowest carbon intensity period was 69 gCO₂/kWh at 23:30.

Key records for 29 January 2023

Highest wind19.41 GW22:30
Highest solar2.34 GW13:00
Highest gas7.39 GW18:00
Lowest carbon69 gCO₂/kWh23:30
Highest imports6.14 GW17:00
Highest exports4.36 GW23:00

Daily chart

Demand, generation and carbon intensity

29 January 2023

Generation mix

Wind, solar, gas and interconnector flow