Electricity Live

Great Britain’s electricity on Wednesday 2 July 2025

On Wednesday 2 July, demand averaged 28.8 GW. Renewables supplied 27%.

28.8GW AVERAGEWind4.88 GW16%Hydro0.32 GW1%Biomass3.18 GW10%Solar3.15 GW10%Gas10.47 GW34%Imports3.64 GW12%Nuclear4.78 GW16%28.8GW AVERAGE16%10%10%34%12%16%
Price
£77.95/MWh
Day average £77.95
Demand28.8GW
Generation 26.8Transfers 2.0
Fossil fuels34%
Renewables27%
Other38%
Carbon intensityModerate
162g/kWh
0Day average 162300
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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 2 July 2025, gas supplied 34% of Great Britain’s electricity and wind 16%. Demand peaked at 35.7 GW at 12:30. Carbon intensity averaged 162 g/kWh and the price £77.95/MWh. Wind generation peaked at 9.1 GW at 21:10. Solar generation peaked at 10.3 GW at 15:00. Carbon intensity was lowest at 14:00 (94 g/kWh) and highest at 00:30 (226 g/kWh). The wholesale price ranged from £63.80/MWh at 14:30 to £110.70/MWh at 00:00. Gas made 39% of the electricity generated in Great Britain, compared with 32% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.1510.3%Wind 4.8816.0%Gas 10.4734.4%Hydro 0.321.1%Biomass 3.1810.5%Nuclear 4.7815.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.8avgGeneration 26.8avgTransfers 2.0avg
The day in figurespeaks, averages, totals
Peak demand35.7GW · 12:30
Low 21.6 · 05:05Avg 28.80–40 GW
Made in Great Britain93%of demand
Generation 26.8Transfers 2.0 GW
Net imports48GWh
In
86 Out
38
Zero-carbon share49%of generation
Nuclear 18%Hydro 1%Wind 18%Solar 12%

Transfers · Wed 2 Jul

Interconnectors and storage

On Wednesday 2 July 2025, Great Britain imported 86 GWh and exported 38 GWh through its interconnectors. The most came from Norway (33 GWh), and the most exports went to Belgium (13 GWh).

All interconnectors

Wed 2 Jul
Imported
86GWh
Exported
38GWh
Net in
48GWh
Average net flow
1.99GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.29GWExporting

In 6.2 GWhOut 13.2 GWh

Denmark

Viking Link

Average0.08GWImporting

In 10.7 GWhOut 8.8 GWh

France

IFA · IFA2 · ElecLink

Average0.97GWImporting

In 24.8 GWhOut 1.5 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWExporting

In 0.8 GWhOut 6.6 GWh

Netherlands

BritNed

Average0.08GWImporting

In 9.6 GWhOut 7.7 GWh

Norway

North Sea Link

Average1.39GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWGenerating

Generated 1.8 GWhPumped 0.7 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.