Electricity Live

Great Britain’s electricity on Wednesday 25 October 2023

On Wednesday 25 October, demand averaged 31.0 GW. Renewables supplied 19%.

31.0GW AVERAGEWind4.58 GW14%Hydro0.47 GW1%Biomass2.33 GW7%Solar1.09 GW3%Gas13.74 GW43%Coal0.93 GW3%Imports4.45 GW14%Nuclear4.29 GW13%31.0GW AVERAGE14%7%43%14%13%
Price
£114.80/MWh
Day average £114.80
Demand31.0GW
Generation 27.4Transfers 3.5
Fossil fuels43%
Renewables19%
Other35%
Carbon intensityHigh
220g/kWh
0Day average 220300
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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 25 October 2023, gas supplied 43% of Great Britain’s electricity and wind 14%. Demand peaked at 37.8 GW at 13:00. Carbon intensity averaged 220 g/kWh and the price £114.80/MWh. Wind generation peaked at 5.5 GW at 00:10. Solar generation peaked at 5.2 GW at 13:00. Carbon intensity was lowest at 23:30 (178 g/kWh) and highest at 18:30 (252 g/kWh). The wholesale price ranged from £90.18/MWh at 23:30 to £138.51/MWh at 08:30. Gas made 50% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.093.4%Wind 4.5814.4%Gas 13.7443.1%Hydro 0.471.5%Biomass 2.337.3%Nuclear 4.2913.5%Coal 0.932.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 27.4avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand37.8GW · 13:00
Low 22.0 · 04:40Avg 31.00–40 GW
Made in Great Britain89%of demand
Generation 27.4Transfers 3.5 GW
Net imports89GWh
In
104 Out
15
Zero-carbon share38%of generation
Nuclear 16%Hydro 2%Wind 17%Solar 4%

Transfers · Wed 25 Oct

Interconnectors and storage

On Wednesday 25 October 2023, Great Britain imported 104 GWh and exported 15 GWh through its interconnectors. The most came from France (72 GWh), and the most exports went to Ireland (13 GWh).

All interconnectors

Wed 25 Oct
Imported
104GWh
Exported
15GWh
Net in
89GWh
Average net flow
3.70GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.77GWImporting

In 18.4 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.99GWImporting

In 71.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.55GWExporting

In 0.0 GWhOut 13.2 GWh

Netherlands

BritNed

Average0.48GWImporting

In 13.3 GWhOut 1.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 3.2 GWhPumped 7.1 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.