Electricity Live

Great Britain’s electricity on Friday 29 October 2021

On Friday 29 October, demand averaged 31.8 GW. Renewables supplied 40%.

31.8GW AVERAGEWind11.86 GW36%Hydro0.55 GW2%Biomass1.62 GW5%Solar0.67 GW2%Gas8.66 GW26%Coal0.07 GW0%Imports3.91 GW12%Nuclear5.52 GW17%31.8GW AVERAGE36%26%12%17%
Price
£129.31/MWh
Day average £129.31
Demand31.8GW
Generation 29.0Transfers 2.8
Fossil fuels26%
Renewables40%
Other34%
Carbon intensityLow
128g/kWh
0Day average 128300
Save as image
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 Friday 29 October 2021, wind supplied 36% of Great Britain’s electricity and gas 26%. Demand peaked at 38.6 GW at 18:25. Carbon intensity averaged 128 g/kWh and the price £129.31/MWh. Wind generation peaked at 15.3 GW at 16:15. Solar generation peaked at 3.1 GW at 13:30. Carbon intensity was lowest at 23:30 (81 g/kWh) and highest at 07:30 (179 g/kWh). The wholesale price ranged from £94.42/MWh at 14:00 to £167.66/MWh at 02:00. Wind made 41% 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 0.672.0%Wind 11.8636.1%Gas 8.6626.3%Hydro 0.551.7%Biomass 1.624.9%Nuclear 5.5216.8%Coal 0.070.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 29.0avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand38.6GW · 18:25
Low 22.4 · 04:25Avg 31.80–40 GW
Made in Great Britain91%of demand
Generation 29.0Transfers 2.8 GW
Net imports70GWh
In
91 Out
21
Zero-carbon share64%of generation
Nuclear 19%Hydro 2%Wind 41%Solar 2%

Transfers · Fri 29 Oct

Interconnectors and storage

On Friday 29 October 2021, Great Britain imported 91 GWh and exported 21 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Fri 29 Oct
Imported
91GWh
Exported
21GWh
Net in
70GWh
Average net flow
2.91GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.88GWImporting

In 21.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.34GWImporting

In 32.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.86GWExporting

In 0.0 GWhOut 20.7 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 3.3 GWhPumped 5.5 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.