Electricity Live

Great Britain’s electricity on Saturday 8 March 2025

On Saturday 8 March, demand averaged 28.6 GW. Renewables supplied 41%.

28.6GW AVERAGEWind8.77 GW30%Hydro0.68 GW2%Biomass1.14 GW4%Solar2.56 GW9%Gas5.94 GW20%Imports6.88 GW23%Nuclear3.61 GW12%28.6GW AVERAGE30%9%20%23%12%
Price
£90.64/MWh
Day average £90.64
Demand28.6GW
Generation 22.7Transfers 5.9
Fossil fuels20%
Renewables41%
Other39%
Carbon intensityModerate
109g/kWh
0Day average 109300
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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 8 March 2025, wind supplied 30% of Great Britain’s electricity and gas 20%. Demand peaked at 34.1 GW at 18:55. Carbon intensity averaged 109 g/kWh and the price £90.64/MWh. Wind generation peaked at 10.5 GW at 21:40. Solar generation peaked at 9.6 GW at 12:00. Carbon intensity was lowest at 11:30 (63 g/kWh) and highest at 18:00 (162 g/kWh). The wholesale price ranged from £71.75/MWh at 23:30 to £117.92/MWh at 17:30. Wind made 39% of the electricity generated in Great Britain, compared with 35% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.568.6%Wind 8.7729.7%Gas 5.9420.1%Hydro 0.682.3%Biomass 1.143.9%Nuclear 3.6112.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.6avgGeneration 22.7avgTransfers 5.9avg
The day in figurespeaks, averages, totals
Peak demand34.1GW · 18:55
Low 22.1 · 05:25Avg 28.60–40 GW
Made in Great Britain79%of demand
Generation 22.7Transfers 5.9 GW
Net imports146GWh
In
164 Out
18
Zero-carbon share69%of generation
Nuclear 16%Hydro 3%Wind 39%Solar 11%

Transfers · Sat 8 Mar

Interconnectors and storage

On Saturday 8 March 2025, Great Britain imported 164 GWh and exported 18 GWh through its interconnectors. The most came from France (96 GWh), and the most exports went to Ireland (13 GWh).

All interconnectors

Sat 8 Mar
Imported
164GWh
Exported
18GWh
Net in
146GWh
Average net flow
6.10GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.87GWImporting

In 21.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.44GWImporting

In 14.3 GWhOut 3.8 GWh

France

IFA · IFA2 · ElecLink

Average3.99GWImporting

In 95.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.53GWExporting

In 0.5 GWhOut 13.3 GWh

Netherlands

BritNed

Average0.64GWImporting

In 15.9 GWhOut 0.6 GWh

Norway

North Sea Link

Average0.70GWImporting

In 16.8 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.24GWPumping

Generated 1.1 GWhPumped 6.8 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.