Electricity Live

Great Britain’s electricity on Saturday 16 October 2021

On Saturday 16 October, demand averaged 29.0 GW. Renewables supplied 15%.

29.0GW AVERAGEWind2.94 GW10%Hydro0.43 GW1%Biomass1.97 GW7%Solar0.94 GW3%Gas14.63 GW50%Coal0.36 GW1%Imports3.70 GW13%Nuclear4.12 GW14%29.0GW AVERAGE10%50%13%14%
Price
£176.30/MWh
Day average £176.30
Demand29.0GW
Generation 25.4Transfers 3.6
Fossil fuels50%
Renewables15%
Other34%
Carbon intensityHigh
240g/kWh
0Day average 240300
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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 Saturday 16 October 2021, gas supplied 50% of Great Britain’s electricity and nuclear 14%. Demand peaked at 35.0 GW at 18:30. Carbon intensity averaged 240 g/kWh and the price £176.30/MWh. Wind generation peaked at 6.6 GW at 23:55. Solar generation peaked at 4.0 GW at 13:30. Carbon intensity was lowest at 23:30 (161 g/kWh) and highest at 17:30 (277 g/kWh). The wholesale price ranged from £127.03/MWh at 05:30 to £239.92/MWh at 18:00. Gas made 58% 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 0.943.2%Wind 2.9410.1%Gas 14.6350.3%Hydro 0.431.5%Biomass 1.976.8%Nuclear 4.1214.2%Coal 0.361.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.0avgGeneration 25.4avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand35.0GW · 18:30
Low 21.5 · 04:10Avg 29.00–40 GW
Made in Great Britain88%of demand
Generation 25.4Transfers 3.6 GW
Net imports82GWh
In
84 Out
2
Zero-carbon share33%of generation
Nuclear 16%Hydro 2%Wind 12%Solar 4%

Transfers · Sat 16 Oct

Interconnectors and storage

On Saturday 16 October 2021, Great Britain imported 84 GWh and exported 2 GWh through its interconnectors. The most came from France (23 GWh), and the most exports went to Ireland (2 GWh).

All interconnectors

Sat 16 Oct
Imported
84GWh
Exported
2GWh
Net in
82GWh
Average net flow
3.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.90GWImporting

In 21.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.96GWImporting

In 23.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.06GWImporting

In 3.7 GWhOut 2.2 GWh

Netherlands

BritNed

Average0.91GWImporting

In 21.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.59GWImporting

In 14.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.17GWGenerating

Generated 4.6 GWhPumped 0.6 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.