Electricity Live

Great Britain’s electricity on Monday 24 March 2025

On Monday 24 March, demand averaged 31.7 GW. Renewables supplied 28%.

31.7GW AVERAGEWind6.58 GW19%Hydro0.18 GW1%Biomass0.98 GW3%Solar2.67 GW8%Gas14.25 GW42%Imports5.85 GW17%Nuclear3.74 GW11%31.7GW AVERAGE19%8%42%17%11%
Price
£99.16/MWh
Day average £99.16
Demand31.7GW
Generation 28.4Transfers 3.3
Fossil fuels42%
Renewables28%
Other31%
Carbon intensityModerate
181g/kWh
0Day average 181300
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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 Monday 24 March 2025, gas supplied 42% of Great Britain’s electricity and wind 19%. Demand peaked at 39.3 GW at 11:05. Carbon intensity averaged 181 g/kWh and the price £99.16/MWh. Wind generation peaked at 10.4 GW at 23:55. Solar generation peaked at 10.4 GW at 12:30. Carbon intensity was lowest at 23:30 (126 g/kWh) and highest at 18:00 (235 g/kWh). The wholesale price ranged from £78.51/MWh at 13:30 to £133.75/MWh at 07:30. Gas made 50% of the electricity generated in Great Britain, compared with 32% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.677.8%Wind 6.5819.2%Gas 14.2541.6%Hydro 0.180.5%Biomass 0.982.8%Nuclear 3.7410.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.7avgGeneration 28.4avgTransfers 3.3avg
The day in figurespeaks, averages, totals
Peak demand39.3GW · 11:05
Low 22.9 · 04:25Avg 31.70–40 GW
Made in Great Britain90%of demand
Generation 28.4Transfers 3.3 GW
Net imports82GWh
In
136 Out
54
Zero-carbon share46%of generation
Nuclear 13%Hydro 1%Wind 23%Solar 9%

Transfers · Mon 24 Mar

Interconnectors and storage

On Monday 24 March 2025, Great Britain imported 136 GWh and exported 54 GWh through its interconnectors. The most came from France (92 GWh), and the most exports went to Ireland (32 GWh).

All interconnectors

Mon 24 Mar
Imported
136GWh
Exported
54GWh
Net in
82GWh
Average net flow
3.44GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.10GWImporting

In 7.4 GWhOut 5.0 GWh

Denmark

Viking Link

Average0.25GWExporting

In 4.5 GWhOut 10.4 GWh

France

IFA · IFA2 · ElecLink

Average3.85GWImporting

In 92.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.32GWExporting

In 0.0 GWhOut 31.8 GWh

Netherlands

BritNed

Average0.06GWImporting

In 7.9 GWhOut 6.5 GWh

Norway

North Sea Link

Average1.00GWImporting

In 23.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 4.2 GWhPumped 6.9 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.