Electricity Live

Great Britain’s electricity on Wednesday 13 May 2026

On Wednesday 13 May, demand averaged 30.0 GW. Renewables supplied 43%.

30.0GW AVERAGEWind9.07 GW30%Hydro0.23 GW1%Biomass2.52 GW8%Solar3.68 GW12%Gas5.74 GW19%Imports5.56 GW18%Nuclear3.40 GW11%30.0GW AVERAGE30%8%12%19%18%11%
Price
£120.82/MWh
Day average £120.82
Demand30.0GW
Generation 24.6Transfers 5.3
Fossil fuels19%
Renewables43%
Other38%
Carbon intensityLow
105g/kWh
0Day average 105300
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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 Wednesday 13 May 2026, wind supplied 30% of Great Britain’s electricity and gas 19%. Demand peaked at 36.9 GW at 12:40. Carbon intensity averaged 105 g/kWh and the price £120.82/MWh. Wind generation peaked at 11.4 GW at 00:10. Solar generation peaked at 11.0 GW at 14:00. Carbon intensity was lowest at 00:00 (73 g/kWh) and highest at 21:30 (167 g/kWh). The wholesale price ranged from £94.53/MWh at 13:30 to £152.70/MWh at 19:30. Wind made 37% 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 3.6812.2%Wind 9.0730.0%Gas 5.7419.0%Hydro 0.230.8%Biomass 2.528.3%Nuclear 3.4011.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.0avgGeneration 24.6avgTransfers 5.3avg
The day in figurespeaks, averages, totals
Peak demand36.9GW · 12:40
Low 21.0 · 05:05Avg 30.00–40 GW
Made in Great Britain82%of demand
Generation 24.6Transfers 5.3 GW
Net imports124GWh
In
129 Out
5
Zero-carbon share66%of generation
Nuclear 14%Hydro 1%Wind 37%Solar 15%

Transfers · Wed 13 May

Interconnectors and storage

On Wednesday 13 May 2026, Great Britain imported 129 GWh and exported 5 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Denmark (2 GWh).

All interconnectors

Wed 13 May
Imported
129GWh
Exported
5GWh
Net in
124GWh
Average net flow
5.19GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWImporting

In 15.7 GWhOut 0.2 GWh

Denmark

Viking Link

Average0.56GWImporting

In 15.7 GWhOut 2.2 GWh

France

IFA · IFA2 · ElecLink

Average3.49GWImporting

In 83.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.26GWImporting

In 6.8 GWhOut 0.6 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.23GWImporting

In 7.6 GWhOut 2.1 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWGenerating

Generated 4.0 GWhPumped 0.2 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.