Electricity Live

Great Britain’s electricity on Monday 14 December 2020

On Monday 14 December, demand averaged 36.0 GW. Renewables supplied 40%.

36.0GW AVERAGEWind13.67 GW37%Hydro0.60 GW2%Biomass2.34 GW6%Solar0.38 GW1%Gas10.45 GW29%Coal0.40 GW1%Imports2.31 GW6%Nuclear6.46 GW18%36.0GW AVERAGE37%29%18%
Price
£42.64/MWh
Day average £42.64
Demand36.0GW
Generation 34.3Transfers 1.7
Fossil fuels29%
Renewables40%
Other30%
Carbon intensityModerate
148g/kWh
0Day average 148300
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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 14 December 2020, wind supplied 37% of Great Britain’s electricity and gas 29%. Demand peaked at 46.2 GW at 17:20. Carbon intensity averaged 148 g/kWh and the price £42.64/MWh. Wind generation peaked at 15.7 GW at 11:55. Solar generation peaked at 2.2 GW at 11:00. Carbon intensity was lowest at 03:00 (85 g/kWh) and highest at 14:30 (183 g/kWh). The wholesale price ranged from −£1.13/MWh at 04:00 to £65.18/MWh at 17:00. The price was below zero for 0.5 hours. Wind made 40% of the electricity generated in Great Britain, compared with 27% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.381.0%Wind 13.6737.3%Gas 10.4528.5%Hydro 0.601.6%Biomass 2.346.4%Nuclear 6.4617.6%Coal 0.401.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 36.0avgGeneration 34.3avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand46.2GW · 17:20
Low 24.3 · 04:05Avg 36.00–60 GW
Made in Great Britain95%of demand
Generation 34.3Transfers 1.7 GW
Net imports41GWh
In
47 Out
6
Zero-carbon share62%of generation
Nuclear 19%Hydro 2%Wind 40%Solar 1%

Transfers · Mon 14 Dec

Interconnectors and storage

On Monday 14 December 2020, Great Britain imported 47 GWh and exported 6 GWh through its interconnectors. The most came from Belgium (18 GWh), and the most exports went to France (5 GWh).

All interconnectors

Mon 14 Dec
Imported
47GWh
Exported
6GWh
Net in
41GWh
Average net flow
1.72GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.68GWImporting

In 17.7 GWhOut 1.4 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.54GWImporting

In 17.6 GWhOut 4.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.50GWImporting

In 12.0 GWhOut 0.0 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWGenerating

Generated 8.3 GWhPumped 7.9 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.