Electricity Live

Great Britain’s electricity on Saturday 15 February 2025

On Saturday 15 February, demand averaged 34.0 GW. Renewables supplied 19%.

34.0GW AVERAGEWind6.16 GW17%Hydro0.29 GW1%Biomass3.01 GW8%Solar0.39 GW1%Gas16.91 GW47%Imports4.69 GW13%Nuclear4.30 GW12%34.0GW AVERAGE17%8%47%13%12%
Price
£115.99/MWh
Day average £115.99
Demand34.0GW
Generation 31.1Transfers 3.0
Fossil fuels47%
Renewables19%
Other34%
Carbon intensityHigh
205g/kWh
0Day average 205300
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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 15 February 2025, gas supplied 47% of Great Britain’s electricity and wind 17%. Demand peaked at 39.9 GW at 18:25. Carbon intensity averaged 205 g/kWh and the price £115.99/MWh. Wind generation peaked at 8.9 GW at 00:05. Solar generation peaked at 1.9 GW at 11:30. Carbon intensity was lowest at 23:30 (139 g/kWh) and highest at 18:30 (232 g/kWh). The wholesale price ranged from £97.26/MWh at 03:00 to £138.48/MWh at 08:30. Gas made 54% 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 0.391.1%Wind 6.1617.2%Gas 16.9147.3%Hydro 0.290.8%Biomass 3.018.4%Nuclear 4.3012.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 34.0avgGeneration 31.1avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand39.9GW · 18:25
Low 25.3 · 05:00Avg 34.00–40 GW
Made in Great Britain91%of demand
Generation 31.1Transfers 3.0 GW
Net imports71GWh
In
110 Out
39
Zero-carbon share36%of generation
Nuclear 14%Hydro 1%Wind 20%Solar 1%

Transfers · Sat 15 Feb

Interconnectors and storage

On Saturday 15 February 2025, Great Britain imported 110 GWh and exported 39 GWh through its interconnectors. The most came from France (55 GWh), and the most exports went to Ireland (25 GWh).

All interconnectors

Sat 15 Feb
Imported
110GWh
Exported
39GWh
Net in
71GWh
Average net flow
2.95GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.21GWImporting

In 7.5 GWhOut 2.5 GWh

Denmark

Viking Link

Average0.19GWImporting

In 9.2 GWhOut 4.7 GWh

France

IFA · IFA2 · ElecLink

Average2.27GWImporting

In 54.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.03GWExporting

In 0.0 GWhOut 24.8 GWh

Netherlands

BritNed

Average0.08GWExporting

In 5.4 GWhOut 7.5 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 2.4 GWhPumped 1.6 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.