Electricity Live

Great Britain’s electricity on Wednesday 19 February 2025

On Wednesday 19 February, demand averaged 37.9 GW. Renewables supplied 43%.

37.9GW AVERAGEWind15.98 GW41%Hydro0.23 GW1%Biomass2.87 GW7%Solar0.66 GW2%Gas9.90 GW25%Imports4.59 GW12%Nuclear4.64 GW12%37.9GW AVERAGE41%7%25%12%12%
Price
£100.48/MWh
Day average £100.48
Demand37.9GW
Generation 34.3Transfers 3.6
Fossil fuels25%
Renewables43%
Other31%
Carbon intensityModerate
120g/kWh
0Day average 120300
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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 Wednesday 19 February 2025, wind supplied 41% of Great Britain’s electricity and gas 25%. Demand peaked at 44.7 GW at 18:20. Carbon intensity averaged 120 g/kWh and the price £100.48/MWh. Wind generation peaked at 17.9 GW at 05:25. Solar generation peaked at 3.1 GW at 13:00. Carbon intensity was lowest at 03:00 (65 g/kWh) and highest at 17:00 (173 g/kWh). The wholesale price ranged from £57.89/MWh at 00:00 to £135.29/MWh at 18:00. Wind made 47% 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 0.661.7%Wind 15.9841.1%Gas 9.9025.5%Hydro 0.230.6%Biomass 2.877.4%Nuclear 4.6411.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.9avgGeneration 34.3avgTransfers 3.6avg
The day in figurespeaks, averages, totals
Peak demand44.7GW · 18:20
Low 28.4 · 05:00Avg 37.90–60 GW
Made in Great Britain91%of demand
Generation 34.3Transfers 3.6 GW
Net imports88GWh
In
104 Out
16
Zero-carbon share63%of generation
Nuclear 14%Hydro 1%Wind 47%Solar 2%

Transfers · Wed 19 Feb

Interconnectors and storage

On Wednesday 19 February 2025, Great Britain imported 104 GWh and exported 16 GWh through its interconnectors. The most came from Norway (31 GWh), and the most exports went to Ireland (6 GWh).

All interconnectors

Wed 19 Feb
Imported
104GWh
Exported
16GWh
Net in
88GWh
Average net flow
3.68GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.11GWImporting

In 5.5 GWhOut 2.9 GWh

Denmark

Viking Link

Average0.90GWImporting

In 23.0 GWhOut 1.4 GWh

France

IFA · IFA2 · ElecLink

Average1.10GWImporting

In 29.9 GWhOut 3.6 GWh

Ireland

Moyle · East–West · Greenlink

Average0.18GWExporting

In 2.2 GWhOut 6.5 GWh

Netherlands

BritNed

Average0.48GWImporting

In 12.9 GWhOut 1.3 GWh

Norway

North Sea Link

Average1.28GWImporting

In 30.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 6.2 GWhPumped 8.7 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.