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Daily UK grid report
UK Electricity Grid Daily Report — 22 January 2023

On 22 January 2023, Britain’s electricity grid averaged 34.52 GW of grid demand, with renewables averaging 36.7% of tracked domestic generation and carbon intensity averaging 191 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 34.52 GW

Average grid demand for this UK day.

Peak demand 43.60 GW

Highest 15-minute grid demand period.

Avg carbon 191 gCO₂/kWh

Average carbon intensity where available.

Renewables 36.7 %

Average renewable share of tracked generation.

Average grid demandDemand
34.52 GWFull-day average from available snapshots
↓ −0.33 GW vs yesterday
Peak demand17:30
43.60 GWHighest 15-minute grid demand period
↑ +1.09 GW vs yesterday
Lowest demand04:45
25.95 GWLowest 15-minute grid demand period
↓ −0.67 GW vs yesterday
Domestic generationSupply
29.57 GWTracked UK generation sources only
↓ −0.39 GW vs yesterday
Average carbonCO₂
191 gCO₂/kWhCarbon intensity average
↓ −2 g vs yesterday
Renewable shareClean
36.7 %Wind, solar, hydro and biomass
↓ −0.8 pts vs yesterday
Clean share+ Nuclear
54.7 %Renewables plus nuclear
↓ −0.3 pts vs yesterday
Net importsFlow
5.15 GWAverage imports minus exports
↓ −0.14 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 22 January 2023, Britain’s electricity grid averaged 34.52 GW of grid demand, with renewables averaging 36.7% of tracked domestic generation and carbon intensity averaging 191 gCO₂/kWh.

The highest demand period was 43.60 GW at 17:30, while the lowest carbon intensity period was 136 gCO₂/kWh at 03:30.

Key records for 22 January 2023

Highest wind8.91 GW03:30
Highest solar3.08 GW12:30
Highest gas20.15 GW18:00
Lowest carbon136 gCO₂/kWh03:30
Highest imports6.67 GW01:00
Highest exports0.57 GW18:45

Daily chart

Demand, generation and carbon intensity

22 January 2023

Generation mix

Wind, solar, gas and interconnector flow