Electricity Live

Great Britain’s electricity on Wednesday 2 April 2025

On Wednesday 2 April, demand averaged 30.9 GW. Renewables supplied 56%.

30.9GW AVERAGEWind13.90 GW43%Hydro0.22 GW1%Biomass1.50 GW5%Solar4.13 GW13%Gas3.31 GW10%Imports5.37 GW17%Nuclear4.03 GW12%30.9GW AVERAGE43%13%10%17%12%
Price
£50.79/MWh
Day average £50.79
Demand30.9GW
Generation 27.1Transfers 3.8
Fossil fuels10%
Renewables56%
Other34%
Carbon intensityLow
69g/kWh
0Day average 69300
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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

Records set on this day

All records

Key moments

On Wednesday 2 April 2025, wind supplied 43% of Great Britain’s electricity and solar 13%. Demand peaked at 37.6 GW at 12:45. Carbon intensity averaged 69 g/kWh and the price £50.79/MWh. Wind generation peaked at 16.6 GW at 00:50. Solar generation peaked at 13.5 GW at 12:30. Carbon intensity was lowest at 12:00 (39 g/kWh) and highest at 07:30 (125 g/kWh). The wholesale price ranged from −£15.20/MWh at 12:30 to £127.73/MWh at 08:30. The price was below zero for 6.5 hours. Wind made 51% 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 4.1312.7%Wind 13.9042.8%Gas 3.3110.2%Hydro 0.220.7%Biomass 1.504.6%Nuclear 4.0312.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.9avgGeneration 27.1avgTransfers 3.8avg
The day in figurespeaks, averages, totals
Peak demand37.6GW · 12:45
Low 23.2 · 04:30Avg 30.90–40 GW
Made in Great Britain88%of demand
Generation 27.1Transfers 3.8 GW
Net imports92GWh
In
125 Out
33
Zero-carbon share82%of generation
Nuclear 15%Hydro 1%Wind 51%Solar 15%

Transfers · Wed 2 Apr

Interconnectors and storage

On Wednesday 2 April 2025, Great Britain imported 125 GWh and exported 33 GWh through its interconnectors. The most came from France (57 GWh), and the most exports went to Ireland (23 GWh).

All interconnectors

Wed 2 Apr
Imported
125GWh
Exported
33GWh
Net in
92GWh
Average net flow
3.84GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.83GWImporting

In 19.8 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.07GWImporting

In 10.3 GWhOut 8.6 GWh

France

IFA · IFA2 · ElecLink

Average2.37GWImporting

In 56.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.96GWExporting

In 0.0 GWhOut 22.9 GWh

Netherlands

BritNed

Average0.60GWImporting

In 15.8 GWhOut 1.3 GWh

Norway

North Sea Link

Average0.92GWImporting

In 22.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWGenerating

Generated 3.9 GWhPumped 3.6 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.