Electricity Live

Great Britain’s electricity on Tuesday 5 October 2021

On Tuesday 5 October, demand averaged 32.3 GW. Renewables supplied 47%.

32.3GW AVERAGEWind13.72 GW42%Hydro0.48 GW1%Biomass2.17 GW7%Solar1.07 GW3%Gas8.06 GW25%Coal0.11 GW0%Imports3.25 GW10%Nuclear3.89 GW12%32.3GW AVERAGE42%25%10%12%
Price
£171.21/MWh
Day average £171.21
Demand32.3GW
Generation 29.5Transfers 2.8
Fossil fuels25%
Renewables47%
Other28%
Carbon intensityLow
123g/kWh
0Day average 123300
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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 Tuesday 5 October 2021, wind supplied 42% of Great Britain’s electricity and gas 25%. Demand peaked at 39.4 GW at 19:00. Carbon intensity averaged 123 g/kWh and the price £171.21/MWh. Wind generation peaked at 17.8 GW at 16:30. Solar generation peaked at 4.0 GW at 13:00. Carbon intensity was lowest at 23:30 (82 g/kWh) and highest at 07:30 (156 g/kWh). The wholesale price ranged from £84.30/MWh at 23:30 to £214.09/MWh at 19:30. Wind made 47% 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 1.073.3%Wind 13.7241.9%Gas 8.0624.6%Hydro 0.481.5%Biomass 2.176.6%Nuclear 3.8911.9%Coal 0.110.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.3avgGeneration 29.5avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand39.4GW · 19:00
Low 22.1 · 03:25Avg 32.30–40 GW
Made in Great Britain91%of demand
Generation 29.5Transfers 2.8 GW
Net imports68GWh
In
74 Out
6
Zero-carbon share65%of generation
Nuclear 13%Hydro 2%Wind 47%Solar 4%

Transfers · Tue 5 Oct

Interconnectors and storage

On Tuesday 5 October 2021, Great Britain imported 74 GWh and exported 6 GWh through its interconnectors. The most came from Belgium (20 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Tue 5 Oct
Imported
74GWh
Exported
6GWh
Net in
68GWh
Average net flow
2.84GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.82GWImporting

In 19.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.76GWImporting

In 18.8 GWhOut 0.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.16GWExporting

In 1.2 GWhOut 5.0 GWh

Netherlands

BritNed

Average0.72GWImporting

In 17.8 GWhOut 0.5 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWPumping

Generated 3.8 GWhPumped 4.9 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.