Electricity Live

Daily record

Great Britain’s electricity on Monday 14 September 2026

On Monday 14 September 2026, gas supplied 33% of Great Britain’s electricity and wind 28%. Demand peaked at 35.5 GW at 13:40. Carbon intensity averaged 151 g/kWh and the price £179.76/MWh.

Key moments

  • Wind generation peaked at 15.7 GW at 22:40.
  • Solar generation peaked at 7.4 GW at 13:30.
  • Carbon intensity was lowest at 23:30 (81 g/kWh) and highest at 00:00 (197 g/kWh).
  • The wholesale price ranged from £145.18/MWh at 15:30 to £218.31/MWh at 19:00.
  • Gas made 37% 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 2.217.2%Wind 8.7228.3%Gas 10.2733.3%Hydro 0.471.5%Biomass 2.608.4%Nuclear 3.4611.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.9avgGeneration 27.7avgTransfers 1.2avg
The day in figurespeaks, averages, totals
Peak demand35.5GW · 13:40
Low 20.9 · 04:25Avg 28.90–40 GW
Made in Great Britain96%of demand
Generation 27.7Transfers 1.2 GW
Net imports26GWh
In
70 Out
44
Zero-carbon share54%of generation
Nuclear 12%Hydro 2%Wind 31%Solar 8%

Transfers · Mon 14 Sept

Interconnectors and storage

On Monday 14 September 2026, Great Britain imported 70 GWh and exported 44 GWh through its interconnectors. The most came from France (32 GWh), and the most exports went to Ireland (16 GWh).

All interconnectors

Mon 14 Sept
Imported
70GWh
Exported
44GWh
Net in
26GWh
Average net flow
1.10GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.11GWExporting

In 5.3 GWhOut 7.9 GWh

Denmark

Viking Link

Average0.32GWExporting

In 7.0 GWhOut 14.8 GWh

France

IFA · IFA2 · ElecLink

Average1.08GWImporting

In 31.9 GWhOut 5.9 GWh

Ireland

Moyle · East–West · Greenlink

Average0.65GWExporting

In 0.0 GWhOut 15.6 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.09GWImporting

In 26.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWGenerating

Generated 3.2 GWhPumped 0.4 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.