Electricity Live

Great Britain’s electricity on Monday 28 July 2025

On Monday 28 July, demand averaged 26.9 GW. Renewables supplied 29%.

26.9GW AVERAGEWind4.61 GW16%Hydro0.21 GW1%Biomass2.24 GW8%Solar3.28 GW12%Gas6.61 GW23%Imports7.29 GW26%Nuclear4.12 GW15%26.9GW AVERAGE16%8%12%23%26%15%
Price
£78.56/MWh
Day average £78.56
Demand26.9GW
Generation 21.1Transfers 5.8
Fossil fuels23%
Renewables29%
Other48%
Carbon intensityModerate
127g/kWh
0Day average 127300
Save as image
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 Monday 28 July 2025, gas supplied 23% of Great Britain’s electricity and wind 16%. Demand peaked at 32.4 GW at 12:45. Carbon intensity averaged 127 g/kWh and the price £78.56/MWh. Wind generation peaked at 7.0 GW at 05:15. Solar generation peaked at 9.6 GW at 12:00. Carbon intensity was lowest at 02:00 (93 g/kWh) and highest at 20:30 (195 g/kWh). The wholesale price ranged from £66.32/MWh at 03:30 to £92.41/MWh at 18:30. Gas made 31% 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 3.2811.6%Wind 4.6116.2%Gas 6.6123.3%Hydro 0.210.7%Biomass 2.247.9%Nuclear 4.1214.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.9avgGeneration 21.1avgTransfers 5.8avg
The day in figurespeaks, averages, totals
Peak demand32.4GW · 12:45
Low 19.2 · 04:05Avg 26.90–40 GW
Made in Great Britain78%of demand
Generation 21.1Transfers 5.8 GW
Net imports138GWh
In
173 Out
35
Zero-carbon share58%of generation
Nuclear 20%Hydro 1%Wind 22%Solar 16%

Transfers · Mon 28 Jul

Interconnectors and storage

On Monday 28 July 2025, Great Britain imported 173 GWh and exported 35 GWh through its interconnectors. The most came from France (95 GWh), and the most exports went to Ireland (28 GWh).

All interconnectors

Mon 28 Jul
Imported
173GWh
Exported
35GWh
Net in
138GWh
Average net flow
5.74GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.67GWImporting

In 16.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.65GWImporting

In 18.3 GWhOut 2.7 GWh

France

IFA · IFA2 · ElecLink

Average3.96GWImporting

In 95.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.15GWExporting

In 0.0 GWhOut 27.5 GWh

Netherlands

BritNed

Average0.32GWImporting

In 12.8 GWhOut 5.2 GWh

Norway

North Sea Link

Average1.29GWImporting

In 31.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 1.8 GWhPumped 0.5 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.