Electricity Live

Great Britain’s electricity on Saturday 19 April 2025

On Saturday 19 April, demand averaged 26.6 GW. Renewables supplied 50%.

26.6GW AVERAGEWind11.72 GW41%Hydro0.14 GW0%Biomass1.20 GW4%Solar2.49 GW9%Gas3.85 GW13%Imports5.51 GW19%Nuclear3.79 GW13%26.6GW AVERAGE41%9%13%19%13%
Price
£69.47/MWh
Day average £69.47
Demand26.6GW
Generation 23.2Transfers 3.4
Fossil fuels13%
Renewables50%
Other37%
Carbon intensityLow
77g/kWh
0Day average 77300
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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 Saturday 19 April 2025, wind supplied 41% of Great Britain’s electricity and gas 13%. Demand peaked at 31.5 GW at 11:05. Carbon intensity averaged 77 g/kWh and the price £69.47/MWh. Wind generation peaked at 15.8 GW at 00:00. Solar generation peaked at 8.6 GW at 14:00. Carbon intensity was lowest at 13:00 (51 g/kWh) and highest at 20:00 (134 g/kWh). The wholesale price ranged from £17.12/MWh at 14:30 to £106.06/MWh at 20:30. 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 2.498.7%Wind 11.7240.8%Gas 3.8513.4%Hydro 0.140.5%Biomass 1.204.2%Nuclear 3.7913.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.6avgGeneration 23.2avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand31.5GW · 11:05
Low 20.8 · 05:40Avg 26.60–40 GW
Made in Great Britain87%of demand
Generation 23.2Transfers 3.4 GW
Net imports87GWh
In
130 Out
42
Zero-carbon share78%of generation
Nuclear 16%Hydro 1%Wind 51%Solar 11%

Transfers · Sat 19 Apr

Interconnectors and storage

On Saturday 19 April 2025, Great Britain imported 130 GWh and exported 42 GWh through its interconnectors. The most came from France (67 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Sat 19 Apr
Imported
130GWh
Exported
42GWh
Net in
87GWh
Average net flow
3.63GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.14GWImporting

In 10.2 GWhOut 6.7 GWh

Denmark

Viking Link

Average0.11GWImporting

In 9.1 GWhOut 6.5 GWh

France

IFA · IFA2 · ElecLink

Average2.79GWImporting

In 67.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.91GWExporting

In 0.0 GWhOut 22.0 GWh

Netherlands

BritNed

Average0.11GWImporting

In 9.7 GWhOut 7.1 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.24GWPumping

Generated 2.8 GWhPumped 8.6 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.