Electricity Live

Great Britain’s electricity on Sunday 15 March 2026

On Sunday 15 March, demand averaged 31.0 GW. Renewables supplied 59%.

31.0GW AVERAGEWind17.05 GW52%Hydro0.45 GW1%Biomass1.44 GW4%Solar1.85 GW6%Gas3.67 GW11%Imports4.85 GW15%Nuclear3.47 GW11%31.0GW AVERAGE52%11%15%11%
Price
£56.24/MWh
Day average £56.24
Demand31.0GW
Generation 27.9Transfers 3.0
Fossil fuels11%
Renewables59%
Other30%
Carbon intensityLow
66g/kWh
0Day average 66300
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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 Sunday 15 March 2026, wind supplied 52% of Great Britain’s electricity and gas 11%. Demand peaked at 37.7 GW at 16:10. Carbon intensity averaged 66 g/kWh and the price £56.24/MWh. Wind generation peaked at 21.7 GW at 13:10. Solar generation peaked at 7.3 GW at 11:00. Carbon intensity was lowest at 10:30 (29 g/kWh) and highest at 00:00 (143 g/kWh). The wholesale price ranged from −£24.93/MWh at 11:00 to £108.35/MWh at 00:30. The price was below zero for 4.5 hours. Wind made 61% 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 1.855.6%Wind 17.0552.0%Gas 3.6711.2%Hydro 0.451.4%Biomass 1.444.4%Nuclear 3.4710.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.0avgGeneration 27.9avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand37.7GW · 16:10
Low 20.0 · 02:55Avg 31.00–40 GW
Made in Great Britain90%of demand
Generation 27.9Transfers 3.0 GW
Net imports81GWh
In
114 Out
33
Zero-carbon share82%of generation
Nuclear 12%Hydro 2%Wind 61%Solar 7%

Transfers · Sun 15 Mar

Interconnectors and storage

On Sunday 15 March 2026, Great Britain imported 114 GWh and exported 33 GWh through its interconnectors. The most came from France (77 GWh), and the most exports went to Denmark (11 GWh).

All interconnectors

Sun 15 Mar
Imported
114GWh
Exported
33GWh
Net in
81GWh
Average net flow
3.36GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.06GWImporting

In 6.5 GWhOut 5.0 GWh

Denmark

Viking Link

Average0.11GWExporting

In 8.0 GWhOut 10.7 GWh

France

IFA · IFA2 · ElecLink

Average3.22GWImporting

In 77.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.04GWImporting

In 5.3 GWhOut 4.2 GWh

Netherlands

BritNed

Average0.10GWExporting

In 4.8 GWhOut 7.2 GWh

Norway

North Sea Link

Average0.25GWImporting

In 11.8 GWhOut 5.8 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.32GWPumping

Generated 2.9 GWhPumped 10.6 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.