Electricity Live

Great Britain’s electricity on Sunday 3 August 2025

On Sunday 3 August, demand averaged 24.3 GW. Renewables supplied 42%.

24.3GW AVERAGEWind8.09 GW31%Hydro0.28 GW1%Biomass0.91 GW3%Solar2.43 GW9%Gas3.82 GW15%Imports6.81 GW26%Nuclear3.64 GW14%24.3GW AVERAGE31%9%15%26%14%
Price
£47.71/MWh
Day average £47.71
Demand24.3GW
Generation 19.2Transfers 5.2
Fossil fuels15%
Renewables42%
Other44%
Carbon intensityLow
95g/kWh
0Day average 95300
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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 Sunday 3 August 2025, wind supplied 31% of Great Britain’s electricity and gas 15%. Demand peaked at 31.1 GW at 14:00. Carbon intensity averaged 95 g/kWh and the price £47.71/MWh. Wind generation peaked at 11.6 GW at 13:55. Solar generation peaked at 8.0 GW at 14:30. Carbon intensity was lowest at 13:30 (62 g/kWh) and highest at 21:00 (168 g/kWh). The wholesale price ranged from £2.06/MWh at 09:30 to £111.69/MWh at 22:00. Wind made 42% of the electricity generated in Great Britain, compared with 35% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.439.4%Wind 8.0931.1%Gas 3.8214.7%Hydro 0.281.1%Biomass 0.913.5%Nuclear 3.6414.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 24.3avgGeneration 19.2avgTransfers 5.2avg
The day in figurespeaks, averages, totals
Peak demand31.1GW · 14:00
Low 18.1 · 05:25Avg 24.30–40 GW
Made in Great Britain79%of demand
Generation 19.2Transfers 5.2 GW
Net imports127GWh
In
160 Out
33
Zero-carbon share75%of generation
Nuclear 19%Hydro 1%Wind 42%Solar 13%

Transfers · Sun 3 Aug

Interconnectors and storage

On Sunday 3 August 2025, Great Britain imported 160 GWh and exported 33 GWh through its interconnectors. The most came from France (88 GWh), and the most exports went to Ireland (31 GWh).

All interconnectors

Sun 3 Aug
Imported
160GWh
Exported
33GWh
Net in
127GWh
Average net flow
5.30GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.84GWImporting

In 20.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.65GWImporting

In 16.5 GWhOut 0.8 GWh

France

IFA · IFA2 · ElecLink

Average3.68GWImporting

In 88.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.28GWExporting

In 0.0 GWhOut 30.7 GWh

Netherlands

BritNed

Average0.61GWImporting

In 15.9 GWhOut 1.3 GWh

Norway

North Sea Link

Average0.80GWImporting

In 19.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.13GWPumping

Generated 3.4 GWhPumped 6.4 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.