Electricity Live

Great Britain’s electricity on Saturday 5 April 2025

On Saturday 5 April, demand averaged 27.6 GW. Renewables supplied 54%.

27.6GW AVERAGEWind11.35 GW39%Hydro0.17 GW1%Biomass1.16 GW4%Solar4.10 GW14%Gas2.81 GW10%Imports5.10 GW18%Nuclear4.43 GW15%27.6GW AVERAGE39%14%10%18%15%
Price
£34.32/MWh
Day average £34.32
Demand27.6GW
Generation 24.0Transfers 3.5
Fossil fuels10%
Renewables54%
Other37%
Carbon intensityLow
67g/kWh
0Day average 67300
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Recorded 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 Saturday 5 April 2025, wind supplied 39% of Great Britain’s electricity and nuclear 15%. Demand peaked at 33.2 GW at 12:35. Carbon intensity averaged 67 g/kWh and the price £34.32/MWh. Wind generation peaked at 13.7 GW at 00:00. Solar generation peaked at 13.4 GW at 13:00. Carbon intensity was lowest at 14:00 (38 g/kWh) and highest at 18:30 (103 g/kWh). The wholesale price ranged from −£68.67/MWh at 14:00 to £103.39/MWh at 20:30. The price was below zero for 6.5 hours. Wind made 47% 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 4.1014.1%Wind 11.3539.0%Gas 2.819.7%Hydro 0.170.6%Biomass 1.164.0%Nuclear 4.4315.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.6avgGeneration 24.0avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand33.2GW · 12:35
Low 21.5 · 04:30Avg 27.60–40 GW
Made in Great Britain87%of demand
Generation 24.0Transfers 3.5 GW
Net imports85GWh
In
119 Out
34
Zero-carbon share83%of generation
Nuclear 18%Hydro 1%Wind 47%Solar 17%

Transfers · Sat 5 Apr

Interconnectors and storage

On Saturday 5 April 2025, Great Britain imported 119 GWh and exported 34 GWh through its interconnectors. The most came from France (62 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sat 5 Apr
Imported
119GWh
Exported
34GWh
Net in
85GWh
Average net flow
3.55GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.46GWImporting

In 15.0 GWhOut 4.0 GWh

Denmark

Viking Link

Average0.33GWImporting

In 12.1 GWhOut 4.1 GWh

France

IFA · IFA2 · ElecLink

Average2.59GWImporting

In 62.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.69GWExporting

In 0.0 GWhOut 16.5 GWh

Netherlands

BritNed

Average0.27GWImporting

In 13.3 GWhOut 6.8 GWh

Norway

North Sea Link

Average0.59GWImporting

In 16.8 GWhOut 2.7 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.00GWIdle

Generated 2.9 GWhPumped 3.0 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.