Electricity Live

Great Britain’s electricity on Thursday 21 March 2024

On Thursday 21 March, demand averaged 31.5 GW. Renewables supplied 44%.

31.5GW AVERAGEWind12.83 GW39%Hydro0.39 GW1%Biomass1.56 GW5%Solar1.19 GW4%Gas6.77 GW21%Coal0.24 GW1%Imports5.79 GW18%Nuclear4.07 GW12%31.5GW AVERAGE39%21%18%12%
Price
£61.35/MWh
Day average £61.35
Demand31.5GW
Generation 27.1Transfers 4.4
Fossil fuels21%
Renewables44%
Other35%
Carbon intensityLow
107g/kWh
0Day average 107300
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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 21 March 2024, wind supplied 39% of Great Britain’s electricity and gas 21%. Demand peaked at 37.4 GW at 19:05. Carbon intensity averaged 107 g/kWh and the price £61.35/MWh. Wind generation peaked at 18.1 GW at 16:55. Solar generation peaked at 4.8 GW at 11:30. Carbon intensity was lowest at 23:00 (48 g/kWh) and highest at 06:00 (177 g/kWh). The wholesale price ranged from £17.41/MWh at 23:30 to £84.13/MWh at 07:30. Wind made 47% of the electricity generated in Great Britain, compared with 35% across 2024.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.193.6%Wind 12.8339.1%Gas 6.7720.6%Hydro 0.391.2%Biomass 1.564.7%Nuclear 4.0712.4%Coal 0.240.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.5avgGeneration 27.1avgTransfers 4.4avg
The day in figurespeaks, averages, totals
Peak demand37.4GW · 19:05
Low 23.0 · 04:25Avg 31.50–40 GW
Made in Great Britain86%of demand
Generation 27.1Transfers 4.4 GW
Net imports116GWh
In
136 Out
20
Zero-carbon share68%of generation
Nuclear 15%Hydro 1%Wind 47%Solar 4%

Transfers · Thu 21 Mar

Interconnectors and storage

On Thursday 21 March 2024, Great Britain imported 136 GWh and exported 20 GWh through its interconnectors. The most came from France (74 GWh), and the most exports went to Ireland (9 GWh).

All interconnectors

Thu 21 Mar
Imported
136GWh
Exported
20GWh
Net in
116GWh
Average net flow
4.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.46GWImporting

In 12.2 GWhOut 1.2 GWh

Denmark

Viking Link

Average0.35GWImporting

In 12.0 GWhOut 3.7 GWh

France

IFA · IFA2 · ElecLink

Average3.08GWImporting

In 73.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWExporting

In 2.7 GWhOut 8.5 GWh

Netherlands

BritNed

Average0.03GWExporting

In 5.5 GWhOut 6.2 GWh

Norway

North Sea Link

Average1.24GWImporting

In 29.7 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.42GWPumping

Generated 3.0 GWhPumped 13.2 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.