Electricity Live

Great Britain’s electricity on Sunday 1 June 2025

On Sunday 1 June, demand averaged 25.1 GW. Renewables supplied 59%.

25.1GW AVERAGEWind12.81 GW46%Hydro0.15 GW1%Biomass1.02 GW4%Solar3.57 GW13%Gas3.08 GW11%Imports2.42 GW9%Nuclear4.90 GW18%25.1GW AVERAGE46%13%11%9%18%
Price
£31.16/MWh
Day average £31.16
Demand25.1GW
Generation 25.5Transfers −0.4
Fossil fuels11%
Renewables59%
Other30%
Carbon intensityLow
60g/kWh
0Day average 60300
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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 1 June 2025, wind supplied 46% of Great Britain’s electricity and nuclear 18%. Demand peaked at 31.1 GW at 18:15. Carbon intensity averaged 60 g/kWh and the price £31.16/MWh. Wind generation peaked at 16.9 GW at 18:15. Solar generation peaked at 9.5 GW at 11:30. Carbon intensity was lowest at 15:30 (34 g/kWh) and highest at 20:00 (84 g/kWh). The wholesale price ranged from −£9.16/MWh at 12:30 to £89.29/MWh at 21:30. The price was below zero for 4.5 hours. Wind made 50% 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 3.5712.8%Wind 12.8145.8%Gas 3.0811.0%Hydro 0.150.5%Biomass 1.023.7%Nuclear 4.9017.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.1avgGeneration 25.5avgTransfers −0.4avg
The day in figurespeaks, averages, totals
Peak demand31.1GW · 18:15
Low 18.4 · 04:15Avg 25.10–40 GW
Made in Great Britain102%of demand
Generation 25.5Transfers −0.4 GW
Net exports3GWh
In
58 Out
61
Zero-carbon share84%of generation
Nuclear 19%Hydro 1%Wind 50%Solar 14%

Transfers · Sun 1 Jun

Interconnectors and storage

On Sunday 1 June 2025, Great Britain imported 58 GWh and exported 61 GWh through its interconnectors. The most came from France (41 GWh), and the most exports went to Norway (15 GWh).

All interconnectors

Sun 1 Jun
Imported
58GWh
Exported
61GWh
Net out
3GWh
Average net flow
0.14GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.26GWExporting

In 3.4 GWhOut 9.6 GWh

Denmark

Viking Link

Average0.38GWExporting

In 0.5 GWhOut 9.6 GWh

France

IFA · IFA2 · ElecLink

Average1.69GWImporting

In 41.3 GWhOut 0.8 GWh

Ireland

Moyle · East–West · Greenlink

Average0.50GWExporting

In 1.4 GWhOut 13.4 GWh

Netherlands

BritNed

Average0.38GWExporting

In 3.5 GWhOut 12.6 GWh

Norway

North Sea Link

Average0.31GWExporting

In 7.8 GWhOut 15.3 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.24GWPumping

Generated 0.2 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.