Electricity Live

Great Britain’s electricity on Monday 28 April 2025

On Monday 28 April, demand averaged 28.1 GW. Renewables supplied 31%.

28.1GW AVERAGEWind4.94 GW16%Hydro0.21 GW1%Biomass2.96 GW10%Solar4.07 GW14%Gas9.18 GW31%Imports5.40 GW18%Nuclear3.32 GW11%28.1GW AVERAGE16%10%14%31%18%11%
Price
£84.32/MWh
Day average £84.32
Demand28.1GW
Generation 24.7Transfers 3.4
Fossil fuels31%
Renewables31%
Other39%
Carbon intensityModerate
152g/kWh
0Day average 152300
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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 Monday 28 April 2025, gas supplied 31% of Great Britain’s electricity and wind 16%. Demand peaked at 33.9 GW at 11:00. Carbon intensity averaged 152 g/kWh and the price £84.32/MWh. Wind generation peaked at 10.8 GW at 00:00. Solar generation peaked at 12.2 GW at 13:00. Carbon intensity was lowest at 00:00 (80 g/kWh) and highest at 20:00 (243 g/kWh). The wholesale price ranged from £54.82/MWh at 00:30 to £151.52/MWh at 19:30. Gas made 37% 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 4.0713.5%Wind 4.9416.4%Gas 9.1830.5%Hydro 0.210.7%Biomass 2.969.8%Nuclear 3.3211.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.1avgGeneration 24.7avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand33.9GW · 11:00
Low 20.4 · 04:35Avg 28.10–40 GW
Made in Great Britain88%of demand
Generation 24.7Transfers 3.4 GW
Net imports81GWh
In
128 Out
47
Zero-carbon share51%of generation
Nuclear 13%Hydro 1%Wind 20%Solar 17%

Transfers · Mon 28 Apr

Interconnectors and storage

On Monday 28 April 2025, Great Britain imported 128 GWh and exported 47 GWh through its interconnectors. The most came from France (65 GWh), and the most exports went to Ireland (19 GWh).

All interconnectors

Mon 28 Apr
Imported
128GWh
Exported
47GWh
Net in
81GWh
Average net flow
3.36GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.06GWImporting

In 10.0 GWhOut 8.7 GWh

Denmark

Viking Link

Average0.01GWExporting

In 8.6 GWhOut 8.9 GWh

France

IFA · IFA2 · ElecLink

Average2.72GWImporting

In 65.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.79GWExporting

In 0.0 GWhOut 19.0 GWh

Netherlands

BritNed

Average0.01GWExporting

In 10.1 GWhOut 10.4 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWGenerating

Generated 2.0 GWhPumped 0.2 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.