Electricity Live

Great Britain’s electricity on Friday 1 September 2023

On Friday 1 September, demand averaged 26.7 GW. Renewables supplied 15%.

26.7GW AVERAGEWind2.41 GW8%Hydro0.31 GW1%Biomass1.30 GW5%Solar1.66 GW6%Gas14.73 GW52%Coal0.17 GW1%Imports2.81 GW10%Nuclear5.19 GW18%26.7GW AVERAGE8%52%10%18%
Price
£93.72/MWh
Day average £93.72
Demand26.7GW
Generation 25.8Transfers 0.9
Fossil fuels52%
Renewables15%
Other33%
Carbon intensityHigh
219g/kWh
0Day average 219300
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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 Friday 1 September 2023, gas supplied 52% of Great Britain’s electricity and nuclear 18%. Demand peaked at 33.4 GW at 12:30. Carbon intensity averaged 219 g/kWh and the price £93.72/MWh. Wind generation peaked at 2.8 GW at 19:50. Solar generation peaked at 5.6 GW at 13:30. Carbon intensity was lowest at 12:00 (199 g/kWh) and highest at 19:30 (249 g/kWh). The wholesale price ranged from £75.45/MWh at 15:30 to £112.36/MWh at 19:30. Gas made 57% 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 1.665.8%Wind 2.418.4%Gas 14.7351.6%Hydro 0.311.1%Biomass 1.304.5%Nuclear 5.1918.2%Coal 0.170.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.7avgGeneration 25.8avgTransfers 0.9avg
The day in figurespeaks, averages, totals
Peak demand33.4GW · 12:30
Low 19.5 · 04:25Avg 26.70–40 GW
Made in Great Britain97%of demand
Generation 25.8Transfers 0.9 GW
Net imports21GWh
In
67 Out
45
Zero-carbon share37%of generation
Nuclear 20%Hydro 1%Wind 9%Solar 6%

Transfers · Fri 1 Sept

Interconnectors and storage

On Friday 1 September 2023, Great Britain imported 67 GWh and exported 45 GWh through its interconnectors. The most came from Norway (33 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Fri 1 Sept
Imported
67GWh
Exported
45GWh
Net in
21GWh
Average net flow
0.89GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.29GWExporting

In 1.8 GWhOut 8.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.29GWImporting

In 31.2 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.86GWExporting

In 0.0 GWhOut 20.6 GWh

Netherlands

BritNed

Average0.65GWExporting

In 0.1 GWhOut 15.8 GWh

Norway

North Sea Link

Average1.39GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWGenerating

Generated 0.9 GWhPumped 0.5 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.