Electricity Live

Great Britain’s electricity on Wednesday 20 January 2021

On Wednesday 20 January, demand averaged 36.0 GW. Renewables supplied 30%.

36.0GW AVERAGEWind10.31 GW28%Hydro0.60 GW2%Biomass2.67 GW7%Solar0.05 GW0%Gas13.82 GW38%Coal0.90 GW2%Imports3.11 GW8%Nuclear5.28 GW14%36.0GW AVERAGE28%7%38%8%14%
Price
£77.73/MWh
Day average £77.73
Demand36.0GW
Generation 33.6Transfers 2.3
Fossil fuels38%
Renewables30%
Other30%
Carbon intensityHigh
190g/kWh
0Day average 190300
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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 Wednesday 20 January 2021, gas supplied 38% of Great Britain’s electricity and wind 28%. Demand peaked at 44.3 GW at 17:40. Carbon intensity averaged 190 g/kWh and the price £77.73/MWh. Wind generation peaked at 12.5 GW at 23:00. Carbon intensity was lowest at 23:30 (116 g/kWh) and highest at 09:30 (240 g/kWh). The wholesale price ranged from £48.13/MWh at 00:00 to £122.92/MWh at 17:30. 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 0.050.1%Wind 10.3128.1%Gas 13.8237.6%Hydro 0.601.6%Biomass 2.677.3%Nuclear 5.2814.4%Coal 0.902.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 36.0avgGeneration 33.6avgTransfers 2.3avg
The day in figurespeaks, averages, totals
Peak demand44.3GW · 17:40
Low 25.3 · 04:25Avg 36.00–60 GW
Made in Great Britain94%of demand
Generation 33.6Transfers 2.3 GW
Net imports51GWh
In
66 Out
15
Zero-carbon share48%of generation
Nuclear 16%Hydro 2%Wind 31%Solar 0%

Transfers · Wed 20 Jan

Interconnectors and storage

On Wednesday 20 January 2021, Great Britain imported 66 GWh and exported 15 GWh through its interconnectors. The most came from France (44 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Wed 20 Jan
Imported
66GWh
Exported
15GWh
Net in
51GWh
Average net flow
2.12GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.92GWImporting

In 22.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.84GWImporting

In 44.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.64GWExporting

In 0.0 GWhOut 15.4 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

Average0.20GWGenerating

Generated 8.4 GWhPumped 3.6 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.