Electricity Live

Great Britain’s electricity on Thursday 14 August 2025

On Thursday 14 August, demand averaged 28.7 GW. Renewables supplied 27%.

28.7GW AVERAGEWind5.07 GW16%Hydro0.32 GW1%Biomass2.90 GW9%Solar2.97 GW10%Gas10.89 GW35%Imports5.70 GW18%Nuclear3.00 GW10%28.7GW AVERAGE16%9%10%35%18%10%
Price
£79.97/MWh
Day average £79.97
Demand28.7GW
Generation 25.1Transfers 3.6
Fossil fuels35%
Renewables27%
Other38%
Carbon intensityModerate
168g/kWh
0Day average 168300
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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 Thursday 14 August 2025, gas supplied 35% of Great Britain’s electricity and wind 16%. Demand peaked at 35.2 GW at 13:00. Carbon intensity averaged 168 g/kWh and the price £79.97/MWh. Wind generation peaked at 7.1 GW at 00:35. Solar generation peaked at 9.0 GW at 13:00. Carbon intensity was lowest at 14:00 (137 g/kWh) and highest at 20:00 (206 g/kWh). The wholesale price ranged from £68.39/MWh at 11:00 to £109.69/MWh at 19:30. Gas made 43% 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 2.979.6%Wind 5.0716.4%Gas 10.8935.3%Hydro 0.321.0%Biomass 2.909.4%Nuclear 3.009.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.7avgGeneration 25.1avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand35.2GW · 13:00
Low 21.6 · 04:35Avg 28.70–40 GW
Made in Great Britain88%of demand
Generation 25.1Transfers 3.6 GW
Net imports86GWh
In
136 Out
50
Zero-carbon share45%of generation
Nuclear 12%Hydro 1%Wind 20%Solar 12%

Transfers · Thu 14 Aug

Interconnectors and storage

On Thursday 14 August 2025, Great Britain imported 136 GWh and exported 50 GWh through its interconnectors. The most came from France (81 GWh), and the most exports went to Ireland (26 GWh).

All interconnectors

Thu 14 Aug
Imported
136GWh
Exported
50GWh
Net in
86GWh
Average net flow
3.58GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.26GWImporting

In 9.1 GWhOut 2.8 GWh

Denmark

Viking Link

Average0.23GWExporting

In 6.8 GWhOut 12.3 GWh

France

IFA · IFA2 · ElecLink

Average3.39GWImporting

In 81.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.09GWExporting

In 0.0 GWhOut 26.1 GWh

Netherlands

BritNed

Average0.04GWExporting

In 8.4 GWhOut 9.3 GWh

Norway

North Sea Link

Average1.28GWImporting

In 30.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 0.4 GWhPumped 1.0 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.