Electricity Live

Great Britain’s electricity on Tuesday 17 October 2023

On Tuesday 17 October, demand averaged 31.1 GW. Renewables supplied 41%.

31.1GW AVERAGEWind10.98 GW34%Hydro0.65 GW2%Biomass2.28 GW7%Solar1.62 GW5%Gas8.74 GW27%Coal0.47 GW1%Imports3.12 GW10%Nuclear4.24 GW13%31.1GW AVERAGE34%7%27%10%13%
Price
£86.72/MWh
Day average £86.72
Demand31.1GW
Generation 29.0Transfers 2.1
Fossil fuels27%
Renewables41%
Other30%
Carbon intensityModerate
141g/kWh
0Day average 141300
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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 17 October 2023, wind supplied 34% of Great Britain’s electricity and gas 27%. Demand peaked at 40.3 GW at 11:35. Carbon intensity averaged 141 g/kWh and the price £86.72/MWh. Wind generation peaked at 18.2 GW at 22:00. Solar generation peaked at 7.0 GW at 13:00. Carbon intensity was lowest at 23:00 (64 g/kWh) and highest at 06:00 (219 g/kWh). The wholesale price ranged from £34.74/MWh at 14:00 to £146.48/MWh at 07:30. Wind made 38% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.625.1%Wind 10.9834.2%Gas 8.7427.2%Hydro 0.652.0%Biomass 2.287.1%Nuclear 4.2413.2%Coal 0.471.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.1avgGeneration 29.0avgTransfers 2.1avg
The day in figurespeaks, averages, totals
Peak demand40.3GW · 11:35
Low 21.9 · 04:00Avg 31.10–60 GW
Made in Great Britain93%of demand
Generation 29.0Transfers 2.1 GW
Net imports46GWh
In
67 Out
21
Zero-carbon share60%of generation
Nuclear 15%Hydro 2%Wind 38%Solar 6%

Transfers · Tue 17 Oct

Interconnectors and storage

On Tuesday 17 October 2023, Great Britain imported 67 GWh and exported 21 GWh through its interconnectors. The most came from France (52 GWh), and the most exports went to Netherlands (13 GWh).

All interconnectors

Tue 17 Oct
Imported
67GWh
Exported
21GWh
Net in
46GWh
Average net flow
1.92GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.14GWImporting

In 7.0 GWhOut 3.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.16GWImporting

In 51.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWExporting

In 3.3 GWhOut 4.2 GWh

Netherlands

BritNed

Average0.34GWExporting

In 4.6 GWhOut 12.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWGenerating

Generated 8.1 GWhPumped 3.6 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.