Electricity Live

Great Britain’s electricity on Wednesday 16 April 2025

On Wednesday 16 April, demand averaged 31.0 GW. Renewables supplied 54%.

31.0GW AVERAGEWind15.08 GW45%Hydro0.14 GW0%Biomass1.76 GW5%Solar2.93 GW9%Gas4.91 GW14%Imports4.61 GW14%Nuclear4.42 GW13%31.0GW AVERAGE45%9%14%14%13%
Price
£81.79/MWh
Day average £81.79
Demand31.0GW
Generation 29.2Transfers 1.7
Fossil fuels14%
Renewables54%
Other32%
Carbon intensityLow
72g/kWh
0Day average 72300
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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 16 April 2025, wind supplied 45% of Great Britain’s electricity and gas 14%. Demand peaked at 38.1 GW at 13:00. Carbon intensity averaged 72 g/kWh and the price £81.79/MWh. Wind generation peaked at 18.5 GW at 12:35. Solar generation peaked at 9.8 GW at 13:00. Carbon intensity was lowest at 13:00 (34 g/kWh) and highest at 18:30 (128 g/kWh). The wholesale price ranged from £60.96/MWh at 11:30 to £110.32/MWh at 07:30. Wind made 52% 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 2.938.7%Wind 15.0844.5%Gas 4.9114.5%Hydro 0.140.4%Biomass 1.765.2%Nuclear 4.4213.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 29.2avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand38.1GW · 13:00
Low 22.7 · 03:05Avg 31.00–40 GW
Made in Great Britain94%of demand
Generation 29.2Transfers 1.7 GW
Net imports48GWh
In
111 Out
62
Zero-carbon share77%of generation
Nuclear 15%Hydro 0%Wind 52%Solar 10%

Transfers · Wed 16 Apr

Interconnectors and storage

On Wednesday 16 April 2025, Great Britain imported 111 GWh and exported 62 GWh through its interconnectors. The most came from France (69 GWh), and the most exports went to Ireland (20 GWh).

All interconnectors

Wed 16 Apr
Imported
111GWh
Exported
62GWh
Net in
48GWh
Average net flow
2.01GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.62GWExporting

In 0.9 GWhOut 15.9 GWh

Denmark

Viking Link

Average0.12GWExporting

In 7.8 GWhOut 10.7 GWh

France

IFA · IFA2 · ElecLink

Average2.88GWImporting

In 69.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.82GWExporting

In 0.0 GWhOut 19.8 GWh

Netherlands

BritNed

Average0.63GWExporting

In 0.9 GWhOut 16.1 GWh

Norway

North Sea Link

Average1.33GWImporting

In 32.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.29GWPumping

Generated 0.0 GWhPumped 7.0 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.