Electricity Live

Great Britain’s electricity on Sunday 18 September 2022

On Sunday 18 September, demand averaged 25.1 GW. Renewables supplied 43%.

25.1GW AVERAGEWind9.25 GW36%Hydro0.08 GW0%Biomass1.00 GW4%Solar1.65 GW6%Gas5.64 GW22%Coal0.42 GW2%Imports3.40 GW13%Nuclear4.31 GW17%25.1GW AVERAGE36%22%13%17%
Price
£158.05/MWh
Day average £158.05
Demand25.1GW
Generation 22.3Transfers 2.7
Fossil fuels22%
Renewables43%
Other34%
Carbon intensityLow
129g/kWh
0Day average 129300
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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 18 September 2022, wind supplied 36% of Great Britain’s electricity and gas 22%. Demand peaked at 30.7 GW at 17:25. Carbon intensity averaged 129 g/kWh and the price £158.05/MWh. Wind generation peaked at 11.2 GW at 14:00. Solar generation peaked at 5.6 GW at 11:30. Carbon intensity was lowest at 13:30 (76 g/kWh) and highest at 21:00 (197 g/kWh). The wholesale price ranged from £95.93/MWh at 15:30 to £210.61/MWh at 18:00. Wind made 41% of the electricity generated in Great Britain, compared with 28% across 2022.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.656.4%Wind 9.2535.9%Gas 5.6421.9%Hydro 0.080.3%Biomass 1.003.9%Nuclear 4.3116.7%Coal 0.421.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.1avgGeneration 22.3avgTransfers 2.7avg
The day in figurespeaks, averages, totals
Peak demand30.7GW · 17:25
Low 18.5 · 04:00Avg 25.10–40 GW
Made in Great Britain89%of demand
Generation 22.3Transfers 2.7 GW
Net imports68GWh
In
79 Out
11
Zero-carbon share68%of generation
Nuclear 19%Hydro 0%Wind 41%Solar 7%

Transfers · Sun 18 Sept

Interconnectors and storage

On Sunday 18 September 2022, Great Britain imported 79 GWh and exported 11 GWh through its interconnectors. The most came from France (39 GWh), and the most exports went to Ireland (9 GWh).

All interconnectors

Sun 18 Sept
Imported
79GWh
Exported
11GWh
Net in
68GWh
Average net flow
2.83GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.94GWImporting

In 22.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.52GWImporting

In 38.8 GWhOut 2.3 GWh

Ireland

Moyle · East–West · Greenlink

Average0.36GWExporting

In 0.0 GWhOut 8.6 GWh

Netherlands

BritNed

Average0.63GWImporting

In 15.6 GWhOut 0.4 GWh

Norway

North Sea Link

Average0.10GWImporting

In 2.6 GWhOut 0.2 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 2.0 GWhPumped 4.5 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.