Electricity Live

Great Britain’s electricity on Sunday 21 April 2024

On Sunday 21 April, demand averaged 27.6 GW. Renewables supplied 31%.

27.6GW AVERAGEWind5.82 GW20%Hydro0.51 GW2%Biomass2.72 GW9%Solar2.67 GW9%Gas5.13 GW18%Coal0.28 GW1%Imports6.45 GW22%Nuclear5.38 GW19%27.6GW AVERAGE20%9%9%18%22%19%
Price
£50.99/MWh
Day average £50.99
Demand27.6GW
Generation 22.5Transfers 5.0
Fossil fuels18%
Renewables31%
Other50%
Carbon intensityLow
105g/kWh
0Day average 105300
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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 21 April 2024, wind supplied 20% of Great Britain’s electricity and nuclear 19%. Demand peaked at 33.1 GW at 17:55. Carbon intensity averaged 105 g/kWh and the price £50.99/MWh. Wind generation peaked at 7.4 GW at 07:30. Solar generation peaked at 7.8 GW at 12:00. Carbon intensity was lowest at 10:00 (71 g/kWh) and highest at 20:00 (165 g/kWh). The wholesale price ranged from £21.46/MWh at 11:00 to £89.36/MWh at 19:30. Wind made 26% 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 2.679.2%Wind 5.8220.1%Gas 5.1317.7%Hydro 0.511.8%Biomass 2.729.4%Nuclear 5.3818.6%Coal 0.281.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.6avgGeneration 22.5avgTransfers 5.0avg
The day in figurespeaks, averages, totals
Peak demand33.1GW · 17:55
Low 21.2 · 05:10Avg 27.60–40 GW
Made in Great Britain82%of demand
Generation 22.5Transfers 5.0 GW
Net imports127GWh
In
153 Out
26
Zero-carbon share64%of generation
Nuclear 24%Hydro 2%Wind 26%Solar 12%

Transfers · Sun 21 Apr

Interconnectors and storage

On Sunday 21 April 2024, Great Britain imported 153 GWh and exported 26 GWh through its interconnectors. The most came from France (68 GWh), and the most exports went to Ireland (23 GWh).

All interconnectors

Sun 21 Apr
Imported
153GWh
Exported
26GWh
Net in
127GWh
Average net flow
5.29GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.99GWImporting

In 23.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.41GWImporting

In 11.5 GWhOut 1.7 GWh

France

IFA · IFA2 · ElecLink

Average2.83GWImporting

In 67.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.98GWExporting

In 0.0 GWhOut 23.4 GWh

Netherlands

BritNed

Average0.78GWImporting

In 19.3 GWhOut 0.5 GWh

Norway

North Sea Link

Average1.25GWImporting

In 30.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.24GWPumping

Generated 2.3 GWhPumped 8.1 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.