Electricity Live

Great Britain’s electricity on Sunday 6 April 2025

On Sunday 6 April, demand averaged 27.3 GW. Renewables supplied 43%.

27.3GW AVERAGEWind7.81 GW27%Hydro0.17 GW1%Biomass1.11 GW4%Solar4.28 GW15%Gas4.71 GW16%Imports6.06 GW21%Nuclear4.53 GW16%27.3GW AVERAGE27%15%16%21%16%
Price
£41.53/MWh
Day average £41.53
Demand27.3GW
Generation 22.6Transfers 4.7
Fossil fuels16%
Renewables43%
Other41%
Carbon intensityLow
98g/kWh
0Day average 98300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Sunday 6 April 2025, wind supplied 27% of Great Britain’s electricity and gas 16%. Demand peaked at 31.8 GW at 12:30. Carbon intensity averaged 98 g/kWh and the price £41.53/MWh. Wind generation peaked at 11.1 GW at 00:20. Solar generation peaked at 13.7 GW at 13:00. Carbon intensity was lowest at 13:30 (56 g/kWh) and highest at 19:00 (171 g/kWh). The wholesale price ranged from −£12.03/MWh at 11:30 to £102.42/MWh at 19:30. The price was below zero for 3.5 hours. Wind made 35% 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 4.2814.9%Wind 7.8127.2%Gas 4.7116.4%Hydro 0.170.6%Biomass 1.113.9%Nuclear 4.5315.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.3avgGeneration 22.6avgTransfers 4.7avg
The day in figurespeaks, averages, totals
Peak demand31.8GW · 12:30
Low 20.8 · 04:10Avg 27.30–40 GW
Made in Great Britain83%of demand
Generation 22.6Transfers 4.7 GW
Net imports116GWh
In
144 Out
28
Zero-carbon share74%of generation
Nuclear 20%Hydro 1%Wind 35%Solar 19%

Transfers · Sun 6 Apr

Interconnectors and storage

On Sunday 6 April 2025, Great Britain imported 144 GWh and exported 28 GWh through its interconnectors. The most came from France (72 GWh), and the most exports went to Ireland (25 GWh).

All interconnectors

Sun 6 Apr
Imported
144GWh
Exported
28GWh
Net in
116GWh
Average net flow
4.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.86GWImporting

In 20.7 GWhOut 0.2 GWh

Denmark

Viking Link

Average0.25GWImporting

In 8.5 GWhOut 2.4 GWh

France

IFA · IFA2 · ElecLink

Average2.99GWImporting

In 71.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.05GWExporting

In 0.0 GWhOut 25.3 GWh

Netherlands

BritNed

Average0.85GWImporting

In 20.3 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.96GWImporting

In 23.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.20GWPumping

Generated 1.2 GWhPumped 6.0 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.