Electricity Live

Great Britain’s electricity on Thursday 14 September 2023

On Thursday 14 September, demand averaged 27.9 GW. Renewables supplied 29%.

27.9GW AVERAGEWind6.83 GW23%Hydro0.15 GW1%Biomass1.39 GW5%Solar1.73 GW6%Gas11.61 GW38%Coal0.84 GW3%Imports2.42 GW8%Nuclear5.19 GW17%27.9GW AVERAGE23%38%8%17%
Price
£90.61/MWh
Day average £90.61
Demand27.9GW
Generation 27.7Transfers 0.1
Fossil fuels38%
Renewables29%
Other30%
Carbon intensityModerate
184g/kWh
0Day average 184300
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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 Thursday 14 September 2023, gas supplied 38% of Great Britain’s electricity and wind 23%. Demand peaked at 33.8 GW at 12:00. Carbon intensity averaged 184 g/kWh and the price £90.61/MWh. Wind generation peaked at 11.0 GW at 03:25. Solar generation peaked at 5.9 GW at 13:00. Carbon intensity was lowest at 03:30 (94 g/kWh) and highest at 18:30 (244 g/kWh). The wholesale price ranged from £65.59/MWh at 03:30 to £124.22/MWh at 19:30. Gas made 42% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.735.7%Wind 6.8322.6%Gas 11.6138.5%Hydro 0.150.5%Biomass 1.394.6%Nuclear 5.1917.2%Coal 0.842.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.9avgGeneration 27.7avgTransfers 0.1avg
The day in figurespeaks, averages, totals
Peak demand33.8GW · 12:00
Low 19.4 · 03:55Avg 27.90–40 GW
Made in Great Britain100%of demand
Generation 27.7Transfers 0.1 GW
Net imports5GWh
In
54 Out
49
Zero-carbon share50%of generation
Nuclear 19%Hydro 1%Wind 25%Solar 6%

Transfers · Thu 14 Sept

Interconnectors and storage

On Thursday 14 September 2023, Great Britain imported 54 GWh and exported 49 GWh through its interconnectors. The most came from Norway (33 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Thu 14 Sept
Imported
54GWh
Exported
49GWh
Net in
5GWh
Average net flow
0.20GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.28GWExporting

In 2.3 GWhOut 8.9 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.46GWImporting

In 16.5 GWhOut 5.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.86GWExporting

In 0.0 GWhOut 20.7 GWh

Netherlands

BritNed

Average0.49GWExporting

In 2.2 GWhOut 13.9 GWh

Norway

North Sea Link

Average1.37GWImporting

In 32.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 4.2 GWhPumped 6.2 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.