Electricity Live

Great Britain’s electricity on Thursday 20 February 2025

On Thursday 20 February, demand averaged 35.8 GW. Renewables supplied 54%.

35.8GW AVERAGEWind19.57 GW52%Hydro0.25 GW1%Biomass2.12 GW6%Solar0.42 GW1%Gas5.17 GW14%Imports5.32 GW14%Nuclear4.66 GW12%35.8GW AVERAGE52%14%14%12%
Price
£81.28/MWh
Day average £81.28
Demand35.8GW
Generation 32.2Transfers 3.7
Fossil fuels14%
Renewables54%
Other32%
Carbon intensityLow
76g/kWh
0Day average 76300
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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 Thursday 20 February 2025, wind supplied 52% of Great Britain’s electricity and gas 14%. Demand peaked at 42.3 GW at 12:55. Carbon intensity averaged 76 g/kWh and the price £81.28/MWh. Wind generation peaked at 21.8 GW at 12:55. Solar generation peaked at 1.8 GW at 12:30. Carbon intensity was lowest at 14:30 (59 g/kWh) and highest at 17:30 (96 g/kWh). The wholesale price ranged from £37.31/MWh at 23:00 to £118.20/MWh at 07:30. Wind made 61% 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 0.421.1%Wind 19.5752.2%Gas 5.1713.8%Hydro 0.250.7%Biomass 2.125.6%Nuclear 4.6612.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.8avgGeneration 32.2avgTransfers 3.7avg
The day in figurespeaks, averages, totals
Peak demand42.3GW · 12:55
Low 27.1 · 04:30Avg 35.80–60 GW
Made in Great Britain90%of demand
Generation 32.2Transfers 3.7 GW
Net imports93GWh
In
121 Out
27
Zero-carbon share77%of generation
Nuclear 14%Hydro 1%Wind 61%Solar 1%

Transfers · Thu 20 Feb

Interconnectors and storage

On Thursday 20 February 2025, Great Britain imported 121 GWh and exported 27 GWh through its interconnectors. The most came from Denmark (34 GWh), and the most exports went to France (14 GWh).

All interconnectors

Thu 20 Feb
Imported
121GWh
Exported
27GWh
Net in
93GWh
Average net flow
3.89GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.07GWImporting

In 6.9 GWhOut 5.1 GWh

Denmark

Viking Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.62GWImporting

In 28.7 GWhOut 13.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.26GWImporting

In 9.0 GWhOut 2.7 GWh

Netherlands

BritNed

Average0.14GWImporting

In 8.8 GWhOut 5.5 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.24GWPumping

Generated 7.2 GWhPumped 12.9 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.