Electricity Live

Daily record

Great Britain’s electricity on Wednesday 19 August 2026

On Wednesday 19 August 2026, gas supplied 37% of Great Britain’s electricity and wind 16%. Demand peaked at 34.2 GW at 11:00. Carbon intensity averaged 175 g/kWh and the price £157.96/MWh.

Key moments

  • Wind generation peaked at 6.4 GW at 21:05.
  • Solar generation peaked at 10.3 GW at 13:00.
  • Carbon intensity was lowest at 14:30 (125 g/kWh) and highest at 22:00 (210 g/kWh).
  • The wholesale price ranged from £131.69/MWh at 11:30 to £180.97/MWh at 19:00.
  • Gas made 42% 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 3.3011.3%Wind 4.7816.4%Gas 10.8037.1%Hydro 0.351.2%Biomass 2.328.0%Nuclear 4.3915.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.8avgGeneration 25.9avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand34.2GW · 11:00
Low 20.1 · 05:05Avg 27.80–40 GW
Made in Great Britain93%of demand
Generation 25.9Transfers 1.9 GW
Net imports44GWh
In
73 Out
29
Zero-carbon share49%of generation
Nuclear 17%Hydro 1%Wind 18%Solar 13%

Transfers · Wed 19 Aug

Interconnectors and storage

On Wednesday 19 August 2026, Great Britain imported 73 GWh and exported 29 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (12 GWh).

All interconnectors

Wed 19 Aug
Imported
73GWh
Exported
29GWh
Net in
44GWh
Average net flow
1.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.20GWImporting

In 6.8 GWhOut 1.9 GWh

Denmark

Viking Link

Average0.23GWImporting

In 10.5 GWhOut 5.0 GWh

France

IFA · IFA2 · ElecLink

Average1.12GWImporting

In 31.6 GWhOut 4.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.52GWExporting

In 0.0 GWhOut 12.5 GWh

Netherlands

BritNed

Average0.11GWImporting

In 7.1 GWhOut 4.5 GWh

Norway

North Sea Link

Average0.71GWImporting

In 17.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.00GWIdle

Generated 2.8 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.