Electricity Live

Daily record

Great Britain’s electricity on Saturday 18 July 2026

On Saturday 18 July 2026, wind supplied 30% of Great Britain’s electricity and solar 17%. Demand peaked at 29.5 GW at 12:55. Carbon intensity averaged 74 g/kWh and the price £112.08/MWh. Data for this day starts at 11:55.

Key moments

  • Wind generation peaked at 9.9 GW at 17:50.
  • Solar generation peaked at 10.5 GW at 12:00.
  • Carbon intensity was lowest at 12:00 (56 g/kWh) and highest at 20:30 (104 g/kWh).
  • The wholesale price ranged from £65.51/MWh at 13:00 to £147.86/MWh at 21:30.
  • Wind made 41% of the electricity generated in Great Britain, compared with 36% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 4.9017.0%Wind 8.7630.4%Gas 2.348.1%Hydro 0.250.9%Biomass 1.525.3%Nuclear 3.4612.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.8avgGeneration 21.2avgTransfers 5.6avg
The day in figurespeaks, averages, totals
Peak demand29.5GW · 12:55
Low 22.9 · 23:45Avg 26.80–30 GW
Made in Great Britain79%of demand
Generation 21.2Transfers 5.6 GW
Net imports72GWh
In
90 Out
18
Zero-carbon share82%of generation
Nuclear 16%Hydro 1%Wind 41%Solar 23%

Transfers · Sat 18 Jul

Interconnectors and storage

On Saturday 18 July 2026, Great Britain imported 90 GWh and exported 18 GWh through its interconnectors. The most came from France (39 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sat 18 Jul
Imported
90GWh
Exported
18GWh
Net in
72GWh
Average net flow
5.98GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.66GWImporting

In 7.9 GWhOut 0.0 GWh

Denmark

Viking Link

Average1.27GWImporting

In 15.3 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.20GWImporting

In 38.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.46GWExporting

In 0.0 GWhOut 17.7 GWh

Netherlands

BritNed

Average0.99GWImporting

In 11.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.33GWImporting

In 16.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.38GWPumping

Generated 1.7 GWhPumped 6.3 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.