Electricity Live

Great Britain’s electricity on Sunday 17 May 2026

On Sunday 17 May, demand averaged 26.2 GW. Renewables supplied 36%.

26.2GW AVERAGEWind5.83 GW21%Hydro0.23 GW1%Biomass1.75 GW6%Solar3.79 GW14%Gas5.21 GW19%Imports7.22 GW27%Nuclear3.17 GW12%26.2GW AVERAGE21%14%19%27%12%
Price
£100.14/MWh
Day average £100.14
Demand26.2GW
Generation 20.0Transfers 6.2
Fossil fuels19%
Renewables36%
Other45%
Carbon intensityLow
114g/kWh
0Day average 114300
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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 17 May 2026, wind supplied 21% of Great Britain’s electricity and gas 19%. Demand peaked at 31.5 GW at 13:00. Carbon intensity averaged 114 g/kWh and the price £100.14/MWh. Wind generation peaked at 7.6 GW at 02:30. Solar generation peaked at 11.0 GW at 13:30. Carbon intensity was lowest at 11:30 (69 g/kWh) and highest at 23:30 (200 g/kWh). The wholesale price ranged from £55.46/MWh at 15:00 to £141.18/MWh at 19:00. Wind made 29% of the electricity generated in Great Britain, compared with 37% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.7913.9%Wind 5.8321.4%Gas 5.2119.2%Hydro 0.230.8%Biomass 1.756.5%Nuclear 3.1711.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.2avgGeneration 20.0avgTransfers 6.2avg
The day in figurespeaks, averages, totals
Peak demand31.5GW · 13:00
Low 19.0 · 05:20Avg 26.20–40 GW
Made in Great Britain76%of demand
Generation 20.0Transfers 6.2 GW
Net imports151GWh
In
169 Out
18
Zero-carbon share65%of generation
Nuclear 16%Hydro 1%Wind 29%Solar 19%

Transfers · Sun 17 May

Interconnectors and storage

On Sunday 17 May 2026, Great Britain imported 169 GWh and exported 18 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sun 17 May
Imported
169GWh
Exported
18GWh
Net in
151GWh
Average net flow
6.28GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.74GWImporting

In 17.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.85GWImporting

In 20.7 GWhOut 0.2 GWh

France

IFA · IFA2 · ElecLink

Average3.50GWImporting

In 83.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.73GWExporting

In 0.0 GWhOut 17.6 GWh

Netherlands

BritNed

Average0.65GWImporting

In 15.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.28GWImporting

In 30.7 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 4.7 GWhPumped 7.3 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.