Electricity Live

Great Britain’s electricity on Wednesday 6 August 2025

On Wednesday 6 August, demand averaged 27.4 GW. Renewables supplied 42%.

27.4GW AVERAGEWind8.21 GW28%Hydro0.30 GW1%Biomass1.79 GW6%Solar3.89 GW13%Gas4.60 GW16%Imports6.81 GW23%Nuclear3.65 GW12%27.4GW AVERAGE28%13%16%23%12%
Price
£56.31/MWh
Day average £56.31
Demand27.4GW
Generation 22.4Transfers 5.0
Fossil fuels16%
Renewables42%
Other42%
Carbon intensityLow
94g/kWh
0Day average 94300
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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 6 August 2025, wind supplied 28% of Great Britain’s electricity and gas 16%. Demand peaked at 33.0 GW at 12:30. Carbon intensity averaged 94 g/kWh and the price £56.31/MWh. Wind generation peaked at 13.1 GW at 00:00. Solar generation peaked at 13.0 GW at 12:30. Carbon intensity was lowest at 12:30 (53 g/kWh) and highest at 21:30 (166 g/kWh). The wholesale price ranged from £13.75/MWh at 04:00 to £111.41/MWh at 19:00. Wind made 37% 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 3.8913.3%Wind 8.2128.1%Gas 4.6015.7%Hydro 0.301.0%Biomass 1.796.1%Nuclear 3.6512.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.4avgGeneration 22.4avgTransfers 5.0avg
The day in figurespeaks, averages, totals
Peak demand33.0GW · 12:30
Low 20.3 · 04:30Avg 27.40–40 GW
Made in Great Britain82%of demand
Generation 22.4Transfers 5.0 GW
Net imports118GWh
In
160 Out
43
Zero-carbon share72%of generation
Nuclear 16%Hydro 1%Wind 37%Solar 17%

Transfers · Wed 6 Aug

Interconnectors and storage

On Wednesday 6 August 2025, Great Britain imported 160 GWh and exported 43 GWh through its interconnectors. The most came from France (79 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Wed 6 Aug
Imported
160GWh
Exported
43GWh
Net in
118GWh
Average net flow
4.90GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.07GWImporting

In 10.6 GWhOut 8.9 GWh

Denmark

Viking Link

Average0.84GWImporting

In 21.4 GWhOut 1.3 GWh

France

IFA · IFA2 · ElecLink

Average3.28GWImporting

In 78.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.58GWExporting

In 6.6 GWhOut 20.6 GWh

Netherlands

BritNed

Average0.08GWExporting

In 9.9 GWhOut 11.9 GWh

Norway

North Sea Link

Average1.37GWImporting

In 32.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWGenerating

Generated 3.1 GWhPumped 0.4 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.