Electricity Live

Great Britain’s electricity on Tuesday 22 April 2025

On Tuesday 22 April, demand averaged 29.0 GW. Renewables supplied 25%.

29.0GW AVERAGEWind3.98 GW13%Hydro0.16 GW1%Biomass2.19 GW7%Solar3.36 GW11%Gas11.74 GW39%Imports5.43 GW18%Nuclear3.52 GW12%29.0GW AVERAGE13%7%11%39%18%12%
Price
£84.19/MWh
Day average £84.19
Demand29.0GW
Generation 24.9Transfers 4.0
Fossil fuels39%
Renewables25%
Other37%
Carbon intensityHigh
178g/kWh
0Day average 178300
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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 Tuesday 22 April 2025, gas supplied 39% of Great Britain’s electricity and wind 13%. Demand peaked at 34.9 GW at 11:00. Carbon intensity averaged 178 g/kWh and the price £84.19/MWh. Wind generation peaked at 8.6 GW at 23:40. Solar generation peaked at 10.0 GW at 11:00. Carbon intensity was lowest at 12:00 (132 g/kWh) and highest at 06:00 (216 g/kWh). The wholesale price ranged from £68.83/MWh at 23:30 to £123.98/MWh at 07:30. Gas made 47% 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 3.3611.1%Wind 3.9813.1%Gas 11.7438.6%Hydro 0.160.5%Biomass 2.197.2%Nuclear 3.5211.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.0avgGeneration 24.9avgTransfers 4.0avg
The day in figurespeaks, averages, totals
Peak demand34.9GW · 11:00
Low 21.3 · 04:00Avg 29.00–40 GW
Made in Great Britain86%of demand
Generation 24.9Transfers 4.0 GW
Net imports98GWh
In
129 Out
31
Zero-carbon share44%of generation
Nuclear 14%Hydro 1%Wind 16%Solar 13%

Transfers · Tue 22 Apr

Interconnectors and storage

On Tuesday 22 April 2025, Great Britain imported 129 GWh and exported 31 GWh through its interconnectors. The most came from France (71 GWh), and the most exports went to Denmark (11 GWh).

All interconnectors

Tue 22 Apr
Imported
129GWh
Exported
31GWh
Net in
98GWh
Average net flow
4.08GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.16GWExporting

In 5.8 GWhOut 9.7 GWh

Denmark

Viking Link

Average0.14GWExporting

In 7.3 GWhOut 10.5 GWh

France

IFA · IFA2 · ElecLink

Average2.95GWImporting

In 70.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.05GWImporting

In 3.9 GWhOut 2.7 GWh

Netherlands

BritNed

Average0.02GWExporting

In 7.9 GWhOut 8.4 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 1.2 GWhPumped 2.4 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.