Electricity Live

Great Britain’s electricity on Wednesday 1 October 2025

On Wednesday 1 October, demand averaged 30.1 GW. Renewables supplied 35%.

30.1GW AVERAGEWind9.73 GW30%Hydro0.35 GW1%Biomass3.18 GW10%Solar1.37 GW4%Gas10.73 GW33%Imports4.58 GW14%Nuclear2.51 GW8%30.1GW AVERAGE30%10%33%14%8%
Price
£81.79/MWh
Day average £81.79
Demand30.1GW
Generation 27.9Transfers 2.2
Fossil fuels33%
Renewables35%
Other32%
Carbon intensityModerate
151g/kWh
0Day average 151300
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 Wednesday 1 October 2025, gas supplied 33% of Great Britain’s electricity and wind 30%. Demand peaked at 35.8 GW at 10:30. Carbon intensity averaged 151 g/kWh and the price £81.79/MWh. Wind generation peaked at 12.1 GW at 23:40. Solar generation peaked at 5.2 GW at 13:30. Carbon intensity was lowest at 23:30 (83 g/kWh) and highest at 18:00 (197 g/kWh). The wholesale price ranged from £67.16/MWh at 00:30 to £118.23/MWh at 18:30. Gas made 39% of the electricity generated in Great Britain, compared with 32% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.374.2%Wind 9.7330.0%Gas 10.7333.1%Hydro 0.351.1%Biomass 3.189.8%Nuclear 2.517.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.1avgGeneration 27.9avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand35.8GW · 10:30
Low 22.5 · 04:55Avg 30.10–40 GW
Made in Great Britain93%of demand
Generation 27.9Transfers 2.2 GW
Net imports52GWh
In
106 Out
54
Zero-carbon share50%of generation
Nuclear 9%Hydro 1%Wind 35%Solar 5%

Transfers · Wed 1 Oct

Interconnectors and storage

On Wednesday 1 October 2025, Great Britain imported 106 GWh and exported 54 GWh through its interconnectors. The most came from France (57 GWh), and the most exports went to Denmark (19 GWh).

All interconnectors

Wed 1 Oct
Imported
106GWh
Exported
54GWh
Net in
52GWh
Average net flow
2.16GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.18GWExporting

In 5.6 GWhOut 9.9 GWh

Denmark

Viking Link

Average0.61GWExporting

In 3.9 GWhOut 18.6 GWh

France

IFA · IFA2 · ElecLink

Average2.38GWImporting

In 57.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.33GWExporting

In 2.7 GWhOut 10.5 GWh

Netherlands

BritNed

Average0.42GWExporting

In 4.7 GWhOut 14.8 GWh

Norway

North Sea Link

Average1.32GWImporting

In 31.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWGenerating

Generated 4.1 GWhPumped 2.4 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.