Electricity Live

Great Britain’s electricity on Wednesday 16 July 2025

On Wednesday 16 July, demand averaged 27.9 GW. Renewables supplied 26%.

27.9GW AVERAGEWind4.00 GW14%Hydro0.31 GW1%Biomass3.00 GW10%Solar3.29 GW11%Gas8.08 GW27%Imports6.67 GW23%Nuclear4.15 GW14%27.9GW AVERAGE14%10%11%27%23%14%
Price
£88.72/MWh
Day average £88.72
Demand27.9GW
Generation 22.8Transfers 5.1
Fossil fuels27%
Renewables26%
Other47%
Carbon intensityModerate
142g/kWh
0Day average 142300
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 Wednesday 16 July 2025, gas supplied 27% of Great Britain’s electricity and nuclear 14%. Demand peaked at 33.5 GW at 12:45. Carbon intensity averaged 142 g/kWh and the price £88.72/MWh. Wind generation peaked at 10.3 GW at 00:15. Solar generation peaked at 9.1 GW at 12:00. Carbon intensity was lowest at 02:00 (69 g/kWh) and highest at 21:30 (224 g/kWh). The wholesale price ranged from £67.43/MWh at 02:00 to £117.91/MWh at 19:30. Gas made 35% 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 3.2911.1%Wind 4.0013.6%Gas 8.0827.4%Hydro 0.311.1%Biomass 3.0010.2%Nuclear 4.1514.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.9avgGeneration 22.8avgTransfers 5.1avg
The day in figurespeaks, averages, totals
Peak demand33.5GW · 12:45
Low 20.2 · 04:05Avg 27.90–40 GW
Made in Great Britain82%of demand
Generation 22.8Transfers 5.1 GW
Net imports118GWh
In
156 Out
38
Zero-carbon share51%of generation
Nuclear 18%Hydro 1%Wind 18%Solar 14%

Transfers · Wed 16 Jul

Interconnectors and storage

On Wednesday 16 July 2025, Great Britain imported 156 GWh and exported 38 GWh through its interconnectors. The most came from France (82 GWh), and the most exports went to Ireland (25 GWh).

All interconnectors

Wed 16 Jul
Imported
156GWh
Exported
38GWh
Net in
118GWh
Average net flow
4.91GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.68GWImporting

In 16.3 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.29GWImporting

In 14.2 GWhOut 7.3 GWh

France

IFA · IFA2 · ElecLink

Average3.41GWImporting

In 81.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.03GWExporting

In 0.0 GWhOut 24.7 GWh

Netherlands

BritNed

Average0.16GWImporting

In 10.1 GWhOut 6.3 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.17GWGenerating

Generated 4.1 GWhPumped 0.1 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.