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Daily UK grid report
UK Electricity Grid Daily Report — 13 January 2023

On 13 January 2023, Britain’s electricity grid averaged 35.19 GW of grid demand, with renewables averaging 65.5% of tracked domestic generation and carbon intensity averaging 78 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.19 GW

Average grid demand for this UK day.

Peak demand 41.42 GW

Highest 15-minute grid demand period.

Avg carbon 78 gCO₂/kWh

Average carbon intensity where available.

Renewables 65.5 %

Average renewable share of tracked generation.

Average grid demandDemand
35.19 GWFull-day average from available snapshots
↑ +0.60 GW vs yesterday
Peak demand17:00
41.42 GWHighest 15-minute grid demand period
↓ −1.13 GW vs yesterday
Lowest demand23:45
27.16 GWLowest 15-minute grid demand period
↑ +3.09 GW vs yesterday
Domestic generationSupply
31.49 GWTracked UK generation sources only
↑ +1.54 GW vs yesterday
Average carbonCO₂
78 gCO₂/kWhCarbon intensity average
↑ +9 g vs yesterday
Renewable shareClean
65.5 %Wind, solar, hydro and biomass
↓ −1.2 pts vs yesterday
Clean share+ Nuclear
81.8 %Renewables plus nuclear
↓ −2.2 pts vs yesterday
Net importsFlow
2.97 GWAverage imports minus exports
↓ −2.15 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 13 January 2023, Britain’s electricity grid averaged 35.19 GW of grid demand, with renewables averaging 65.5% of tracked domestic generation and carbon intensity averaging 78 gCO₂/kWh.

The highest demand period was 41.42 GW at 17:00, while the lowest carbon intensity period was 55 gCO₂/kWh at 02:30.

Key records for 13 January 2023

Highest wind20.78 GW03:30
Highest solar3.30 GW12:00
Highest gas8.12 GW18:00
Lowest carbon55 gCO₂/kWh02:30
Highest imports6.26 GW20:00
Highest exports5.75 GW04:00

Daily chart

Demand, generation and carbon intensity

13 January 2023

Generation mix

Wind, solar, gas and interconnector flow