Electricity Live

Great Britain’s electricity on Wednesday 11 October 2023

On Wednesday 11 October, demand averaged 28.6 GW. Renewables supplied 44%.

28.6GW AVERAGEWind12.37 GW40%Hydro0.72 GW2%Biomass1.91 GW6%Solar0.59 GW2%Gas7.27 GW23%Coal0.14 GW0%Imports3.80 GW12%Nuclear4.20 GW14%28.6GW AVERAGE40%23%12%14%
Price
£87.22/MWh
Day average £87.22
Demand28.6GW
Generation 27.2Transfers 1.4
Fossil fuels23%
Renewables44%
Other32%
Carbon intensityLow
115g/kWh
0Day average 115300
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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 Wednesday 11 October 2023, wind supplied 40% of Great Britain’s electricity and gas 23%. Demand peaked at 34.9 GW at 19:05. Carbon intensity averaged 115 g/kWh and the price £87.22/MWh. Wind generation peaked at 16.3 GW at 03:55. Solar generation peaked at 3.0 GW at 11:30. Carbon intensity was lowest at 00:00 (55 g/kWh) and highest at 17:30 (185 g/kWh). The wholesale price ranged from −£11.42/MWh at 04:00 to £143.94/MWh at 18:30. The price was below zero for 3 hours. Wind made 45% 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 0.591.9%Wind 12.3739.9%Gas 7.2723.4%Hydro 0.722.3%Biomass 1.916.2%Nuclear 4.2013.6%Coal 0.140.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.6avgGeneration 27.2avgTransfers 1.4avg
The day in figurespeaks, averages, totals
Peak demand34.9GW · 19:05
Low 19.4 · 03:10Avg 28.60–40 GW
Made in Great Britain95%of demand
Generation 27.2Transfers 1.4 GW
Net imports33GWh
In
82 Out
49
Zero-carbon share66%of generation
Nuclear 15%Hydro 3%Wind 45%Solar 2%

Transfers · Wed 11 Oct

Interconnectors and storage

On Wednesday 11 October 2023, Great Britain imported 82 GWh and exported 49 GWh through its interconnectors. The most came from Norway (32 GWh), and the most exports went to Ireland (23 GWh).

All interconnectors

Wed 11 Oct
Imported
82GWh
Exported
49GWh
Net in
33GWh
Average net flow
1.38GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.24GWImporting

In 12.7 GWhOut 6.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.62GWImporting

In 27.6 GWhOut 12.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.94GWExporting

In 0.0 GWhOut 22.6 GWh

Netherlands

BritNed

Average0.13GWImporting

In 9.7 GWhOut 6.7 GWh

Norway

North Sea Link

Average1.34GWImporting

In 32.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 9.1 GWhPumped 8.3 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.