Electricity Live

Great Britain’s electricity on Friday 17 March 2023

On Friday 17 March, demand averaged 31.3 GW. Renewables supplied 26%.

31.3GW AVERAGEWind6.63 GW21%Hydro0.41 GW1%Biomass1.21 GW4%Solar1.20 GW4%Gas11.66 GW37%Coal0.13 GW0%Imports6.57 GW21%Nuclear4.08 GW13%31.3GW AVERAGE21%37%21%13%
Price
£133.98/MWh
Day average £133.98
Demand31.3GW
Generation 25.3Transfers 6.0
Fossil fuels37%
Renewables26%
Other37%
Carbon intensityModerate
168g/kWh
0Day average 168300
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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 17 March 2023, gas supplied 37% of Great Britain’s electricity and wind 21%. Demand peaked at 37.6 GW at 12:30. Carbon intensity averaged 168 g/kWh and the price £133.98/MWh. Wind generation peaked at 12.4 GW at 00:00. Solar generation peaked at 4.2 GW at 13:00. Carbon intensity was lowest at 00:00 (82 g/kWh) and highest at 17:30 (221 g/kWh). The wholesale price ranged from £101.60/MWh at 23:30 to £172.13/MWh at 06:30. Gas made 46% 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 1.203.8%Wind 6.6320.8%Gas 11.6636.6%Hydro 0.411.3%Biomass 1.213.8%Nuclear 4.0812.8%Coal 0.130.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.3avgGeneration 25.3avgTransfers 6.0avg
The day in figurespeaks, averages, totals
Peak demand37.6GW · 12:30
Low 22.7 · 04:20Avg 31.30–40 GW
Made in Great Britain81%of demand
Generation 25.3Transfers 6.0 GW
Net imports142GWh
In
150 Out
8
Zero-carbon share49%of generation
Nuclear 16%Hydro 2%Wind 26%Solar 5%

Transfers · Fri 17 Mar

Interconnectors and storage

On Friday 17 March 2023, Great Britain imported 150 GWh and exported 8 GWh through its interconnectors. The most came from France (78 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Fri 17 Mar
Imported
150GWh
Exported
8GWh
Net in
142GWh
Average net flow
5.92GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.89GWImporting

In 21.3 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.27GWImporting

In 78.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.25GWExporting

In 2.3 GWhOut 8.3 GWh

Netherlands

BritNed

Average0.87GWImporting

In 20.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.14GWImporting

In 27.4 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWGenerating

Generated 7.3 GWhPumped 5.5 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.