Electricity Live

Great Britain’s electricity on Monday 27 December 2021

On Monday 27 December, demand averaged 31.1 GW. Renewables supplied 22%.

31.1GW AVERAGEWind6.51 GW21%Hydro0.31 GW1%Biomass2.57 GW8%Solar0.12 GW0%Gas11.19 GW36%Imports3.97 GW13%Nuclear6.78 GW22%31.1GW AVERAGE21%8%36%13%22%
Price
£174.58/MWh
Day average £174.58
Demand31.1GW
Generation 27.5Transfers 3.6
Fossil fuels36%
Renewables22%
Other42%
Carbon intensityModerate
156g/kWh
0Day average 156300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Monday 27 December 2021, gas supplied 36% of Great Britain’s electricity and nuclear 22%. Demand peaked at 39.3 GW at 17:20. Carbon intensity averaged 156 g/kWh and the price £174.58/MWh. Wind generation peaked at 9.2 GW at 18:30. Solar generation peaked at 0.7 GW at 12:30. Carbon intensity was lowest at 23:30 (120 g/kWh) and highest at 18:00 (179 g/kWh). The wholesale price ranged from £133.33/MWh at 06:30 to £205.83/MWh at 07:00. Gas made 41% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.120.4%Wind 6.5120.7%Gas 11.1935.6%Hydro 0.311.0%Biomass 2.578.2%Nuclear 6.7821.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.1avgGeneration 27.5avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand39.3GW · 17:20
Low 22.7 · 04:35Avg 31.10–40 GW
Made in Great Britain88%of demand
Generation 27.5Transfers 3.6 GW
Net imports87GWh
In
90 Out
3
Zero-carbon share50%of generation
Nuclear 25%Hydro 1%Wind 24%Solar 0%

Transfers · Mon 27 Dec

Interconnectors and storage

On Monday 27 December 2021, Great Britain imported 90 GWh and exported 3 GWh through its interconnectors. The most came from France (36 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Mon 27 Dec
Imported
90GWh
Exported
3GWh
Net in
87GWh
Average net flow
3.63GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.80GWImporting

In 19.1 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.49GWImporting

In 36.4 GWhOut 0.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.01GWImporting

In 2.8 GWhOut 2.5 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.44GWImporting

In 10.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWPumping

Generated 5.2 GWhPumped 6.0 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.