Electricity Live

Great Britain’s electricity on Saturday 2 October 2021

On Saturday 2 October, demand averaged 28.6 GW. Renewables supplied 42%.

28.6GW AVERAGEWind11.51 GW39%Hydro0.44 GW2%Biomass1.42 GW5%Solar0.28 GW1%Gas7.74 GW26%Imports2.98 GW10%Nuclear4.88 GW17%28.6GW AVERAGE39%26%10%17%
Price
£189.54/MWh
Day average £189.54
Demand28.6GW
Generation 26.3Transfers 2.4
Fossil fuels26%
Renewables42%
Other32%
Carbon intensityLow
125g/kWh
0Day average 125300
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 Saturday 2 October 2021, wind supplied 39% of Great Britain’s electricity and gas 26%. Demand peaked at 34.3 GW at 17:25. Carbon intensity averaged 125 g/kWh and the price £189.54/MWh. Wind generation peaked at 15.7 GW at 11:35. Solar generation peaked at 1.1 GW at 11:00. Carbon intensity was lowest at 23:30 (96 g/kWh) and highest at 19:00 (164 g/kWh). The wholesale price ranged from £136.20/MWh at 04:30 to £234.40/MWh at 20:30. Wind made 44% 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 0.281.0%Wind 11.5139.3%Gas 7.7426.5%Hydro 0.441.5%Biomass 1.424.9%Nuclear 4.8816.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.6avgGeneration 26.3avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand34.3GW · 17:25
Low 20.6 · 03:50Avg 28.60–40 GW
Made in Great Britain92%of demand
Generation 26.3Transfers 2.4 GW
Net imports57GWh
In
66 Out
8
Zero-carbon share65%of generation
Nuclear 19%Hydro 2%Wind 44%Solar 1%

Transfers · Sat 2 Oct

Interconnectors and storage

On Saturday 2 October 2021, Great Britain imported 66 GWh and exported 8 GWh through its interconnectors. The most came from Norway (17 GWh), and the most exports went to France (7 GWh).

All interconnectors

Sat 2 Oct
Imported
66GWh
Exported
8GWh
Net in
57GWh
Average net flow
2.38GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.63GWImporting

In 15.3 GWhOut 0.1 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.29GWImporting

In 13.5 GWhOut 6.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWImporting

In 4.7 GWhOut 1.7 GWh

Netherlands

BritNed

Average0.64GWImporting

In 15.6 GWhOut 0.1 GWh

Norway

North Sea Link

Average0.69GWImporting

In 16.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 5.8 GWhPumped 6.0 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.