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Daily UK grid report
UK Electricity Grid Daily Report — 11 December 2022

On 11 December 2022, Britain’s electricity grid averaged 35.27 GW of grid demand, with renewables averaging 10.9% of tracked domestic generation and carbon intensity averaging 292 gCO₂/kWh. Daily UK electricity demand, generation, carbon intensity, imports, exports and key records.

Avg demand 35.27 GW

Average grid demand for this UK day.

Peak demand 43.49 GW

Highest 15-minute grid demand period.

Avg carbon 292 gCO₂/kWh

Average carbon intensity where available.

Renewables 10.9 %

Average renewable share of tracked generation.

Average grid demandDemand
35.27 GWFull-day average from available snapshots
↓ −0.24 GW vs yesterday
Peak demand17:00
43.49 GWHighest 15-minute grid demand period
↑ +0.38 GW vs yesterday
Lowest demand05:15
27.17 GWLowest 15-minute grid demand period
↓ −0.36 GW vs yesterday
Domestic generationSupply
31.60 GWTracked UK generation sources only
↓ −1.65 GW vs yesterday
Average carbonCO₂
292 gCO₂/kWhCarbon intensity average
↑ +15 g vs yesterday
Renewable shareClean
10.9 %Wind, solar, hydro and biomass
↓ −7.3 pts vs yesterday
Clean share+ Nuclear
29.0 %Renewables plus nuclear
↓ −5.5 pts vs yesterday
Net importsFlow
3.45 GWAverage imports minus exports
↑ +1.41 GW vs yesterday

Daily insight

What happened on the UK electricity grid?

On 11 December 2022, Britain’s electricity grid averaged 35.27 GW of grid demand, with renewables averaging 10.9% of tracked domestic generation and carbon intensity averaging 292 gCO₂/kWh.

The highest demand period was 43.49 GW at 17:00, while the lowest carbon intensity period was 280 gCO₂/kWh at 00:00.

Key records for 11 December 2022

Highest wind2.54 GW00:00
Highest solar1.75 GW11:30
Highest gas24.34 GW17:30
Lowest carbon280 gCO₂/kWh00:00
Highest imports6.71 GW15:45
Highest exports3.05 GW23:00

Daily chart

Demand, generation and carbon intensity

11 December 2022

Generation mix

Wind, solar, gas and interconnector flow