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Daily UK grid report
UK Electricity Grid Daily Report — 3 December 2023

On 3 December 2023, Britain’s electricity grid averaged 35.59 GW of grid demand, with renewables averaging 33.3% of tracked domestic generation and carbon intensity averaging 209 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.59 GW

Average grid demand for this UK day.

Peak demand 44.38 GW

Highest 15-minute grid demand period.

Avg carbon 209 gCO₂/kWh

Average carbon intensity where available.

Renewables 33.3 %

Average renewable share of tracked generation.

Average grid demandDemand
35.59 GWFull-day average from available snapshots
↓ −0.77 GW vs yesterday
Peak demand17:45
44.38 GWHighest 15-minute grid demand period
↑ +0.38 GW vs yesterday
Lowest demand23:45
27.51 GWLowest 15-minute grid demand period
↓ −0.60 GW vs yesterday
Domestic generationSupply
31.27 GWTracked UK generation sources only
↓ −1.61 GW vs yesterday
Average carbonCO₂
209 gCO₂/kWhCarbon intensity average
↓ −72 g vs yesterday
Renewable shareClean
33.3 %Wind, solar, hydro and biomass
↑ +18.7 pts vs yesterday
Clean share+ Nuclear
49.0 %Renewables plus nuclear
↑ +19.8 pts vs yesterday
Net importsFlow
3.99 GWAverage imports minus exports
↑ +1.04 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 3 December 2023, Britain’s electricity grid averaged 35.59 GW of grid demand, with renewables averaging 33.3% of tracked domestic generation and carbon intensity averaging 209 gCO₂/kWh.

The highest demand period was 44.38 GW at 17:45, while the lowest carbon intensity period was 144 gCO₂/kWh at 23:30.

Key records for 3 December 2023

Highest wind9.05 GW09:30
Highest solar0.71 GW12:00
Highest gas22.21 GW18:00
Lowest carbon144 gCO₂/kWh23:30
Highest imports6.31 GW00:00
Highest exports0.99 GW07:45

Daily chart

Demand, generation and carbon intensity

3 December 2023

Generation mix

Wind, solar, gas and interconnector flow