Electricity Live

Daily record

Great Britain’s electricity on Saturday 15 August 2026

On Saturday 15 August 2026, gas supplied 22% of Great Britain’s electricity and wind 19%. Demand peaked at 30.3 GW at 12:30. Carbon intensity averaged 125 g/kWh and the price £140.97/MWh.

Key moments

  • Wind generation peaked at 6.4 GW at 07:35.
  • Solar generation peaked at 10.6 GW at 12:30.
  • Carbon intensity was lowest at 12:30 (56 g/kWh) and highest at 23:30 (195 g/kWh).
  • The wholesale price ranged from £120.70/MWh at 15:30 to £168.45/MWh at 20:30.
  • Gas made 29% of the electricity generated in Great Britain, compared with 28% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.4512.6%Wind 5.1918.9%Gas 6.0822.2%Hydro 0.341.2%Biomass 2.298.4%Nuclear 3.9414.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.9avgGeneration 21.3avgTransfers 4.6avg
The day in figurespeaks, averages, totals
Peak demand30.3GW · 12:30
Low 20.9 · 05:50Avg 25.90–40 GW
Made in Great Britain82%of demand
Generation 21.3Transfers 4.6 GW
Net imports111GWh
In
142 Out
32
Zero-carbon share61%of generation
Nuclear 18%Hydro 2%Wind 24%Solar 16%

Transfers · Sat 15 Aug

Interconnectors and storage

On Saturday 15 August 2026, Great Britain imported 142 GWh and exported 32 GWh through its interconnectors. The most came from France (60 GWh), and the most exports went to Ireland (32 GWh).

All interconnectors

Sat 15 Aug
Imported
142GWh
Exported
32GWh
Net in
111GWh
Average net flow
4.61GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.43GWImporting

In 10.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average1.03GWImporting

In 24.7 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.48GWImporting

In 59.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.33GWExporting

In 0.0 GWhOut 31.8 GWh

Netherlands

BritNed

Average0.60GWImporting

In 14.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 5.4 GWhPumped 5.9 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.