Electricity Live

Daily record

Great Britain’s electricity on Friday 31 July 2026

On Friday 31 July 2026, gas supplied 29% of Great Britain’s electricity and wind 17%. Demand peaked at 34.3 GW at 13:30. Carbon intensity averaged 149 g/kWh and the price £127.85/MWh.

Key moments

  • Wind generation peaked at 6.4 GW at 18:35.
  • Solar generation peaked at 13.7 GW at 13:30.
  • Carbon intensity was lowest at 14:30 (78 g/kWh) and highest at 05:00 (202 g/kWh).
  • The wholesale price ranged from £105.55/MWh at 14:00 to £149.82/MWh at 22:00.
  • Gas made 35% 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 4.7016.2%Wind 5.0117.2%Gas 8.5629.4%Hydro 0.200.7%Biomass 2.348.0%Nuclear 3.4611.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.0avgGeneration 24.3avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand34.3GW · 13:30
Low 20.2 · 05:50Avg 27.00–40 GW
Made in Great Britain90%of demand
Generation 24.3Transfers 2.7 GW
Net imports65GWh
In
112 Out
47
Zero-carbon share55%of generation
Nuclear 14%Hydro 1%Wind 21%Solar 19%

Transfers · Fri 31 Jul

Interconnectors and storage

On Friday 31 July 2026, Great Britain imported 112 GWh and exported 47 GWh through its interconnectors. The most came from France (54 GWh), and the most exports went to Ireland (25 GWh).

All interconnectors

Fri 31 Jul
Imported
112GWh
Exported
47GWh
Net in
65GWh
Average net flow
2.71GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.03GWExporting

In 4.7 GWhOut 5.5 GWh

Denmark

Viking Link

Average0.13GWImporting

In 11.5 GWhOut 8.2 GWh

France

IFA · IFA2 · ElecLink

Average2.24GWImporting

In 53.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.03GWExporting

In 0.0 GWhOut 24.7 GWh

Netherlands

BritNed

Average0.01GWImporting

In 9.0 GWhOut 8.8 GWh

Norway

North Sea Link

Average1.39GWImporting

In 33.4 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 3.1 GWhPumped 2.8 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.