Electricity Live

Great Britain’s electricity on Tuesday 19 October 2021

On Tuesday 19 October, demand averaged 32.0 GW. Renewables supplied 43%.

32.0GW AVERAGEWind12.94 GW40%Hydro0.54 GW2%Biomass2.22 GW7%Solar0.41 GW1%Gas7.81 GW24%Imports3.78 GW12%Nuclear4.55 GW14%32.0GW AVERAGE40%24%12%14%
Price
£162.56/MWh
Day average £162.56
Demand32.0GW
Generation 28.5Transfers 3.5
Fossil fuels24%
Renewables43%
Other33%
Carbon intensityLow
119g/kWh
0Day average 119300
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Key moments

On Tuesday 19 October 2021, wind supplied 40% of Great Britain’s electricity and gas 24%. Demand peaked at 39.9 GW at 18:20. Carbon intensity averaged 119 g/kWh and the price £162.56/MWh. Wind generation peaked at 16.4 GW at 20:55. Solar generation peaked at 2.2 GW at 13:30. Carbon intensity was lowest at 23:00 (63 g/kWh) and highest at 07:30 (158 g/kWh). The wholesale price ranged from £13.91/MWh at 23:30 to £227.23/MWh at 08:30. Wind made 45% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.411.3%Wind 12.9440.1%Gas 7.8124.2%Hydro 0.541.7%Biomass 2.226.9%Nuclear 4.5514.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.0avgGeneration 28.5avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand39.9GW · 18:20
Low 22.4 · 04:30Avg 32.00–40 GW
Made in Great Britain89%of demand
Generation 28.5Transfers 3.5 GW
Net imports83GWh
In
85 Out
1
Zero-carbon share65%of generation
Nuclear 16%Hydro 2%Wind 45%Solar 1%

Transfers · Tue 19 Oct

Interconnectors and storage

On Tuesday 19 October 2021, Great Britain imported 85 GWh and exported 1 GWh through its interconnectors. The most came from Netherlands (22 GWh).

All interconnectors

Tue 19 Oct
Imported
85GWh
Exported
1GWh
Net in
83GWh
Average net flow
3.47GW 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

Average0.63GWImporting

In 15.9 GWhOut 0.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.30GWImporting

In 7.9 GWhOut 0.7 GWh

Netherlands

BritNed

Average0.93GWImporting

In 22.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWGenerating

Generated 6.1 GWhPumped 4.5 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.