Electricity Live

Great Britain’s electricity on Monday 13 December 2021

On Monday 13 December, demand averaged 35.4 GW. Renewables supplied 28%.

35.4GW AVERAGEWind9.25 GW25%Hydro0.74 GW2%Biomass2.96 GW8%Solar0.15 GW0%Gas14.58 GW40%Coal1.39 GW4%Imports2.47 GW7%Nuclear5.11 GW14%35.4GW AVERAGE25%8%40%14%
Price
£235.49/MWh
Day average £235.49
Demand35.4GW
Generation 34.2Transfers 1.2
Fossil fuels40%
Renewables28%
Other29%
Carbon intensityHigh
204g/kWh
0Day average 204300
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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 13 December 2021, gas supplied 40% of Great Britain’s electricity and wind 25%. Demand peaked at 44.8 GW at 17:25. Carbon intensity averaged 204 g/kWh and the price £235.49/MWh. Wind generation peaked at 15.4 GW at 00:00. Solar generation peaked at 0.8 GW at 11:30. Carbon intensity was lowest at 03:00 (76 g/kWh) and highest at 20:30 (261 g/kWh). The wholesale price ranged from £79.79/MWh at 00:00 to £322.42/MWh at 16:30. Gas made 43% 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 0.150.4%Wind 9.2525.2%Gas 14.5839.8%Hydro 0.742.0%Biomass 2.968.1%Nuclear 5.1113.9%Coal 1.393.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.4avgGeneration 34.2avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand44.8GW · 17:25
Low 23.9 · 03:35Avg 35.40–60 GW
Made in Great Britain97%of demand
Generation 34.2Transfers 1.2 GW
Net imports25GWh
In
50 Out
25
Zero-carbon share45%of generation
Nuclear 15%Hydro 2%Wind 27%Solar 0%

Transfers · Mon 13 Dec

Interconnectors and storage

On Monday 13 December 2021, Great Britain imported 50 GWh and exported 25 GWh through its interconnectors. The most came from Norway (16 GWh), and the most exports went to France (22 GWh).

All interconnectors

Mon 13 Dec
Imported
50GWh
Exported
25GWh
Net in
25GWh
Average net flow
1.02GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.34GWImporting

In 9.6 GWhOut 1.6 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.67GWExporting

In 6.3 GWhOut 22.4 GWh

Ireland

Moyle · East–West · Greenlink

Average0.07GWImporting

In 3.0 GWhOut 1.2 GWh

Netherlands

BritNed

Average0.61GWImporting

In 14.7 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.67GWImporting

In 16.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.15GWGenerating

Generated 9.6 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.