Electricity Live

Great Britain’s electricity on Sunday 15 September 2024

On Sunday 15 September, demand averaged 25.5 GW. Renewables supplied 36%.

25.5GW AVERAGEWind7.68 GW29%Hydro0.41 GW2%Biomass1.71 GW6%Solar1.60 GW6%Gas5.37 GW20%Imports5.15 GW19%Nuclear4.83 GW18%25.5GW AVERAGE29%20%19%18%
Price
£80.40/MWh
Day average £80.40
Demand25.5GW
Generation 21.6Transfers 3.9
Fossil fuels20%
Renewables36%
Other44%
Carbon intensityLow
97g/kWh
0Day average 97300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Sunday 15 September 2024, wind supplied 29% of Great Britain’s electricity and gas 20%. Demand peaked at 32.7 GW at 16:50. Carbon intensity averaged 97 g/kWh and the price £80.40/MWh. Wind generation peaked at 9.5 GW at 00:05. Solar generation peaked at 6.3 GW at 11:30. Carbon intensity was lowest at 04:30 (59 g/kWh) and highest at 19:00 (159 g/kWh). The wholesale price ranged from £44.84/MWh at 01:00 to £102.30/MWh at 18:30. Wind made 36% of the electricity generated in Great Britain, compared with 35% across 2024.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.606.0%Wind 7.6828.7%Gas 5.3720.1%Hydro 0.411.5%Biomass 1.716.4%Nuclear 4.8318.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.5avgGeneration 21.6avgTransfers 3.9avg
The day in figurespeaks, averages, totals
Peak demand32.7GW · 16:50
Low 18.4 · 04:45Avg 25.50–40 GW
Made in Great Britain85%of demand
Generation 21.6Transfers 3.9 GW
Net imports94GWh
In
121 Out
27
Zero-carbon share67%of generation
Nuclear 22%Hydro 2%Wind 36%Solar 7%

Transfers · Sun 15 Sept

Interconnectors and storage

On Sunday 15 September 2024, Great Britain imported 121 GWh and exported 27 GWh through its interconnectors. The most came from France (48 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sun 15 Sept
Imported
121GWh
Exported
27GWh
Net in
94GWh
Average net flow
3.90GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.69GWImporting

In 16.8 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.44GWImporting

In 11.6 GWhOut 1.0 GWh

France

IFA · IFA2 · ElecLink

Average2.00GWImporting

In 47.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.76GWExporting

In 0.0 GWhOut 18.3 GWh

Netherlands

BritNed

Average0.14GWImporting

In 10.8 GWhOut 7.5 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWGenerating

Generated 2.9 GWhPumped 1.7 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.