Electricity Live

Daily record

Great Britain’s electricity on Tuesday 1 September 2026

On Tuesday 1 September 2026, wind supplied 36% of Great Britain’s electricity and nuclear 16%. Demand peaked at 35.6 GW at 13:25. Carbon intensity averaged 95 g/kWh and the price £121.45/MWh.

Key moments

  • Wind generation peaked at 13.4 GW at 16:20.
  • Solar generation peaked at 11.3 GW at 11:30.
  • Carbon intensity was lowest at 10:00 (54 g/kWh) and highest at 22:30 (164 g/kWh).
  • The wholesale price ranged from £31.54/MWh at 13:30 to £190.98/MWh at 19:30.
  • Wind made 40% 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 3.3811.1%Wind 10.9936.0%Gas 4.9216.1%Hydro 0.170.6%Biomass 2.969.7%Nuclear 4.9616.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.6avgGeneration 27.4avgTransfers 1.3avg
The day in figurespeaks, averages, totals
Peak demand35.6GW · 13:25
Low 20.1 · 04:05Avg 28.60–40 GW
Made in Great Britain96%of demand
Generation 27.4Transfers 1.3 GW
Net imports34GWh
In
72 Out
38
Zero-carbon share71%of generation
Nuclear 18%Hydro 1%Wind 40%Solar 12%

Transfers · Tue 1 Sept

Interconnectors and storage

On Tuesday 1 September 2026, Great Britain imported 72 GWh and exported 38 GWh through its interconnectors. The most came from France (39 GWh), and the most exports went to Ireland (27 GWh).

All interconnectors

Tue 1 Sept
Imported
72GWh
Exported
38GWh
Net in
34GWh
Average net flow
1.41GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.16GWExporting

In 0.8 GWhOut 4.7 GWh

Denmark

Viking Link

Average0.91GWImporting

In 21.7 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.51GWImporting

In 39.1 GWhOut 2.9 GWh

Ireland

Moyle · East–West · Greenlink

Average1.12GWExporting

In 0.0 GWhOut 26.9 GWh

Netherlands

BritNed

Average0.27GWImporting

In 10.2 GWhOut 3.6 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.15GWPumping

Generated 3.5 GWhPumped 7.2 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.