Electricity Live

Great Britain’s electricity on Saturday 1 March 2025

On Saturday 1 March, demand averaged 31.8 GW. Renewables supplied 25%.

31.8GW AVERAGEWind5.19 GW16%Hydro0.54 GW2%Biomass2.93 GW9%Solar2.58 GW8%Gas10.92 GW33%Imports7.08 GW21%Nuclear4.19 GW13%31.8GW AVERAGE16%9%8%33%21%13%
Price
£97.88/MWh
Day average £97.88
Demand31.8GW
Generation 26.4Transfers 5.4
Fossil fuels33%
Renewables25%
Other42%
Carbon intensityModerate
159g/kWh
0Day average 159300
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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 Saturday 1 March 2025, gas supplied 33% of Great Britain’s electricity and wind 16%. Demand peaked at 37.0 GW at 18:05. Carbon intensity averaged 159 g/kWh and the price £97.88/MWh. Wind generation peaked at 6.7 GW at 01:05. Solar generation peaked at 10.1 GW at 12:00. Carbon intensity was lowest at 11:30 (101 g/kWh) and highest at 18:30 (210 g/kWh). The wholesale price ranged from £79.28/MWh at 13:00 to £125.25/MWh at 17:30. Gas made 41% 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 2.587.7%Wind 5.1915.5%Gas 10.9232.7%Hydro 0.541.6%Biomass 2.938.8%Nuclear 4.1912.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 26.4avgTransfers 5.4avg
The day in figurespeaks, averages, totals
Peak demand37.0GW · 18:05
Low 26.0 · 05:00Avg 31.80–40 GW
Made in Great Britain83%of demand
Generation 26.4Transfers 5.4 GW
Net imports130GWh
In
167 Out
37
Zero-carbon share47%of generation
Nuclear 16%Hydro 2%Wind 20%Solar 10%

Transfers · Sat 1 Mar

Interconnectors and storage

On Saturday 1 March 2025, Great Britain imported 167 GWh and exported 37 GWh through its interconnectors. The most came from France (94 GWh), and the most exports went to Ireland (27 GWh).

All interconnectors

Sat 1 Mar
Imported
167GWh
Exported
37GWh
Net in
130GWh
Average net flow
5.41GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.47GWImporting

In 13.4 GWhOut 2.0 GWh

Denmark

Viking Link

Average0.41GWImporting

In 13.7 GWhOut 3.9 GWh

France

IFA · IFA2 · ElecLink

Average3.92GWImporting

In 94.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.14GWExporting

In 0.0 GWhOut 27.4 GWh

Netherlands

BritNed

Average0.35GWImporting

In 12.1 GWhOut 3.7 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 3.1 GWhPumped 3.0 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.