Electricity Live

Great Britain’s electricity on Saturday 13 May 2023

On Saturday 13 May, demand averaged 25.6 GW. Renewables supplied 30%.

25.6GW AVERAGEWind5.29 GW20%Hydro0.14 GW1%Biomass0.76 GW3%Solar2.42 GW9%Gas8.27 GW31%Imports6.09 GW23%Nuclear3.56 GW13%25.6GW AVERAGE20%9%31%23%13%
Price
£94.93/MWh
Day average £94.93
Demand25.6GW
Generation 20.4Transfers 5.1
Fossil fuels31%
Renewables30%
Other39%
Carbon intensityModerate
142g/kWh
0Day average 142300
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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 13 May 2023, gas supplied 31% of Great Britain’s electricity and wind 20%. Demand peaked at 29.8 GW at 12:30. Carbon intensity averaged 142 g/kWh and the price £94.93/MWh. Wind generation peaked at 8.8 GW at 00:00. Solar generation peaked at 7.6 GW at 13:30. Carbon intensity was lowest at 14:30 (103 g/kWh) and highest at 22:00 (200 g/kWh). The wholesale price ranged from £70.02/MWh at 03:00 to £124.59/MWh at 10:00. Gas made 40% of the electricity generated in Great Britain, compared with 36% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.429.1%Wind 5.2919.9%Gas 8.2731.1%Hydro 0.140.5%Biomass 0.762.9%Nuclear 3.5613.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.6avgGeneration 20.4avgTransfers 5.1avg
The day in figurespeaks, averages, totals
Peak demand29.8GW · 12:30
Low 19.5 · 04:15Avg 25.60–30 GW
Made in Great Britain80%of demand
Generation 20.4Transfers 5.1 GW
Net imports122GWh
In
143 Out
21
Zero-carbon share56%of generation
Nuclear 17%Hydro 1%Wind 26%Solar 12%

Transfers · Sat 13 May

Interconnectors and storage

On Saturday 13 May 2023, Great Britain imported 143 GWh and exported 21 GWh through its interconnectors. The most came from France (79 GWh), and the most exports went to Ireland (19 GWh).

All interconnectors

Sat 13 May
Imported
143GWh
Exported
21GWh
Net in
122GWh
Average net flow
5.10GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.71GWImporting

In 17.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.30GWImporting

In 79.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.79GWExporting

In 0.0 GWhOut 19.1 GWh

Netherlands

BritNed

Average0.59GWImporting

In 16.1 GWhOut 1.9 GWh

Norway

North Sea Link

Average1.30GWImporting

In 31.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 2.9 GWhPumped 2.1 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.