Electricity Live

Great Britain’s electricity on Sunday 13 April 2025

On Sunday 13 April, demand averaged 26.2 GW. Renewables supplied 38%.

26.2GW AVERAGEWind7.77 GW28%Hydro0.14 GW1%Biomass2.05 GW7%Solar2.61 GW9%Gas3.77 GW14%Imports6.64 GW24%Nuclear4.49 GW16%26.2GW AVERAGE28%7%9%14%24%16%
Price
£65.42/MWh
Day average £65.42
Demand26.2GW
Generation 20.8Transfers 5.4
Fossil fuels14%
Renewables38%
Other48%
Carbon intensityLow
87g/kWh
0Day average 87300
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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 Sunday 13 April 2025, wind supplied 28% of Great Britain’s electricity and nuclear 16%. Demand peaked at 32.2 GW at 17:25. Carbon intensity averaged 87 g/kWh and the price £65.42/MWh. Wind generation peaked at 9.0 GW at 03:15. Solar generation peaked at 8.6 GW at 11:30. Carbon intensity was lowest at 12:30 (61 g/kWh) and highest at 20:00 (136 g/kWh). The wholesale price ranged from £18.56/MWh at 05:00 to £86.86/MWh at 23:30. Wind made 37% 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 2.619.5%Wind 7.7728.3%Gas 3.7713.7%Hydro 0.140.5%Biomass 2.057.5%Nuclear 4.4916.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.2avgGeneration 20.8avgTransfers 5.4avg
The day in figurespeaks, averages, totals
Peak demand32.2GW · 17:25
Low 20.0 · 04:05Avg 26.20–40 GW
Made in Great Britain79%of demand
Generation 20.8Transfers 5.4 GW
Net imports135GWh
In
158 Out
23
Zero-carbon share72%of generation
Nuclear 22%Hydro 1%Wind 37%Solar 13%

Transfers · Sun 13 Apr

Interconnectors and storage

On Sunday 13 April 2025, Great Britain imported 158 GWh and exported 23 GWh through its interconnectors. The most came from France (70 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Sun 13 Apr
Imported
158GWh
Exported
23GWh
Net in
135GWh
Average net flow
5.63GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.79GWImporting

In 18.9 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.91GWImporting

In 22.0 GWhOut 0.1 GWh

France

IFA · IFA2 · ElecLink

Average2.91GWImporting

In 69.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.90GWExporting

In 0.2 GWhOut 21.8 GWh

Netherlands

BritNed

Average0.52GWImporting

In 13.5 GWhOut 1.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.23GWPumping

Generated 1.3 GWhPumped 6.9 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.