Electricity Live

Great Britain’s electricity on Sunday 24 September 2023

On Sunday 24 September, demand averaged 25.6 GW. Renewables supplied 62%.

25.6GW AVERAGEWind16.77 GW58%Hydro0.40 GW1%Biomass0.39 GW1%Solar0.97 GW3%Gas3.51 GW12%Coal0.12 GW0%Imports1.71 GW6%Nuclear5.17 GW18%25.6GW AVERAGE58%12%18%
Price
£7.91/MWh
Day average £7.91
Demand25.6GW
Generation 27.3Transfers −1.7
Fossil fuels12%
Renewables62%
Other25%
Carbon intensityLow
59g/kWh
0Day average 59300
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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

On the record lists

All records

Key moments

On Sunday 24 September 2023, wind supplied 58% of Great Britain’s electricity and nuclear 18%. Demand peaked at 31.2 GW at 17:25. Carbon intensity averaged 59 g/kWh and the price £7.91/MWh. Wind generation peaked at 19.6 GW at 15:10. Solar generation peaked at 4.0 GW at 13:30. Carbon intensity was lowest at 14:30 (37 g/kWh) and highest at 05:00 (68 g/kWh). The wholesale price ranged from −£58.14/MWh at 23:30 to £95.33/MWh at 19:00. The price was below zero for 13.5 hours. Wind made 61% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.973.3%Wind 16.7757.8%Gas 3.5112.1%Hydro 0.401.4%Biomass 0.391.3%Nuclear 5.1717.8%Coal 0.120.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.6avgGeneration 27.3avgTransfers −1.7avg
The day in figurespeaks, averages, totals
Peak demand31.2GW · 17:25
Low 18.5 · 04:45Avg 25.60–40 GW
Made in Great Britain107%of demand
Generation 27.3Transfers −1.7 GW
Net exports23GWh
In
40 Out
63
Zero-carbon share85%of generation
Nuclear 19%Hydro 1%Wind 61%Solar 4%

Transfers · Sun 24 Sept

Interconnectors and storage

On Sunday 24 September 2023, Great Britain imported 40 GWh and exported 63 GWh through its interconnectors. The most came from Norway (27 GWh), and the most exports went to France (25 GWh).

All interconnectors

Sun 24 Sept
Imported
40GWh
Exported
63GWh
Net out
23GWh
Average net flow
0.97GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.47GWExporting

In 1.7 GWhOut 13.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.78GWExporting

In 6.5 GWhOut 25.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.39GWExporting

In 0.2 GWhOut 9.6 GWh

Netherlands

BritNed

Average0.46GWExporting

In 4.1 GWhOut 15.3 GWh

Norway

North Sea Link

Average1.13GWImporting

In 27.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.70GWPumping

Generated 1.3 GWhPumped 18.1 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.