Electricity Live

Great Britain’s electricity on Sunday 10 August 2025

On Sunday 10 August, demand averaged 24.6 GW. Renewables supplied 37%.

24.6GW AVERAGEWind5.15 GW20%Hydro0.26 GW1%Biomass1.45 GW6%Solar4.22 GW16%Gas4.80 GW18%Imports7.12 GW27%Nuclear3.01 GW12%24.6GW AVERAGE20%16%18%27%12%
Price
£75.89/MWh
Day average £75.89
Demand24.6GW
Generation 18.9Transfers 5.7
Fossil fuels18%
Renewables37%
Other45%
Carbon intensityModerate
108g/kWh
0Day average 108300
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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 10 August 2025, wind supplied 20% of Great Britain’s electricity and gas 18%. Demand peaked at 29.7 GW at 13:00. Carbon intensity averaged 108 g/kWh and the price £75.89/MWh. Wind generation peaked at 8.1 GW at 00:00. Solar generation peaked at 12.5 GW at 13:00. Carbon intensity was lowest at 15:30 (64 g/kWh) and highest at 20:00 (150 g/kWh). The wholesale price ranged from £30.73/MWh at 14:30 to £106.27/MWh at 19:00. Wind made 27% 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 4.2216.2%Wind 5.1519.8%Gas 4.8018.5%Hydro 0.261.0%Biomass 1.455.6%Nuclear 3.0111.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 24.6avgGeneration 18.9avgTransfers 5.7avg
The day in figurespeaks, averages, totals
Peak demand29.7GW · 13:00
Low 18.6 · 05:55Avg 24.60–30 GW
Made in Great Britain77%of demand
Generation 18.9Transfers 5.7 GW
Net imports137GWh
In
169 Out
32
Zero-carbon share67%of generation
Nuclear 16%Hydro 1%Wind 27%Solar 22%

Transfers · Sun 10 Aug

Interconnectors and storage

On Sunday 10 August 2025, Great Britain imported 169 GWh and exported 32 GWh through its interconnectors. The most came from France (93 GWh), and the most exports went to Ireland (26 GWh).

All interconnectors

Sun 10 Aug
Imported
169GWh
Exported
32GWh
Net in
137GWh
Average net flow
5.70GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWImporting

In 15.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.65GWImporting

In 16.9 GWhOut 1.4 GWh

France

IFA · IFA2 · ElecLink

Average3.88GWImporting

In 93.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.10GWExporting

In 0.0 GWhOut 26.4 GWh

Netherlands

BritNed

Average0.25GWImporting

In 10.6 GWhOut 4.5 GWh

Norway

North Sea Link

Average1.38GWImporting

In 33.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.00GWIdle

Generated 1.8 GWhPumped 1.8 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.