Electricity Live

Great Britain’s electricity on Saturday 18 April 2026

On Saturday 18 April, demand averaged 27.6 GW. Renewables supplied 46%.

27.6GW AVERAGEWind9.64 GW31%Hydro0.62 GW2%Biomass2.66 GW9%Solar3.99 GW13%Gas4.75 GW15%Imports4.05 GW13%Nuclear5.28 GW17%27.6GW AVERAGE31%9%13%15%13%17%
Price
£76.04/MWh
Day average £76.04
Demand27.6GW
Generation 26.9Transfers 0.7
Fossil fuels15%
Renewables46%
Other39%
Carbon intensityLow
85g/kWh
0Day average 85300
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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 18 April 2026, wind supplied 31% of Great Britain’s electricity and nuclear 17%. Demand peaked at 32.5 GW at 12:50. Carbon intensity averaged 85 g/kWh and the price £76.04/MWh. Wind generation peaked at 11.6 GW at 01:20. Solar generation peaked at 11.8 GW at 13:00. Carbon intensity was lowest at 13:30 (46 g/kWh) and highest at 19:00 (136 g/kWh). The wholesale price ranged from £31.06/MWh at 10:30 to £112.70/MWh at 19:30. Wind made 36% of the electricity generated in Great Britain, compared with 36% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.9912.9%Wind 9.6431.1%Gas 4.7515.3%Hydro 0.622.0%Biomass 2.668.6%Nuclear 5.2817.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.6avgGeneration 26.9avgTransfers 0.7avg
The day in figurespeaks, averages, totals
Peak demand32.5GW · 12:50
Low 21.7 · 05:00Avg 27.60–40 GW
Made in Great Britain98%of demand
Generation 26.9Transfers 0.7 GW
Net imports22GWh
In
95 Out
72
Zero-carbon share72%of generation
Nuclear 20%Hydro 2%Wind 36%Solar 15%

Transfers · Sat 18 Apr

Interconnectors and storage

On Saturday 18 April 2026, Great Britain imported 95 GWh and exported 72 GWh through its interconnectors. The most came from France (79 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Sat 18 Apr
Imported
95GWh
Exported
72GWh
Net in
22GWh
Average net flow
0.93GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.39GWExporting

In 1.7 GWhOut 11.1 GWh

Denmark

Viking Link

Average0.20GWExporting

In 8.0 GWhOut 12.8 GWh

France

IFA · IFA2 · ElecLink

Average3.29GWImporting

In 78.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.92GWExporting

In 0.0 GWhOut 22.1 GWh

Netherlands

BritNed

Average0.30GWExporting

In 3.4 GWhOut 10.6 GWh

Norway

North Sea Link

Average0.54GWExporting

In 2.7 GWhOut 15.8 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.27GWPumping

Generated 2.5 GWhPumped 9.1 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.