Electricity Live

Great Britain’s electricity on Saturday 18 May 2024

On Saturday 18 May, demand averaged 25.0 GW. Renewables supplied 21%.

25.0GW AVERAGEWind2.78 GW11%Hydro0.23 GW1%Biomass1.45 GW6%Solar2.57 GW10%Gas7.81 GW30%Coal0.12 GW0%Imports6.39 GW25%Nuclear4.70 GW18%25.0GW AVERAGE11%10%30%25%18%
Price
£75.68/MWh
Day average £75.68
Demand25.0GW
Generation 19.6Transfers 5.3
Fossil fuels30%
Renewables21%
Other48%
Carbon intensityModerate
145g/kWh
0Day average 145300
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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 May 2024, gas supplied 30% of Great Britain’s electricity and nuclear 18%. Demand peaked at 29.8 GW at 12:30. Carbon intensity averaged 145 g/kWh and the price £75.68/MWh. Wind generation peaked at 4.5 GW at 19:30. Solar generation peaked at 7.7 GW at 12:30. Carbon intensity was lowest at 15:00 (108 g/kWh) and highest at 21:00 (181 g/kWh). The wholesale price ranged from £63.05/MWh at 05:00 to £88.37/MWh at 19:00. Gas made 40% of the electricity generated in Great Britain, compared with 31% across 2024.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.579.9%Wind 2.7810.7%Gas 7.8130.0%Hydro 0.230.9%Biomass 1.455.6%Nuclear 4.7018.1%Coal 0.120.5%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.0avgGeneration 19.6avgTransfers 5.3avg
The day in figurespeaks, averages, totals
Peak demand29.8GW · 12:30
Low 19.1 · 05:00Avg 25.00–30 GW
Made in Great Britain79%of demand
Generation 19.6Transfers 5.3 GW
Net imports127GWh
In
150 Out
23
Zero-carbon share52%of generation
Nuclear 24%Hydro 1%Wind 14%Solar 13%

Transfers · Sat 18 May

Interconnectors and storage

On Saturday 18 May 2024, Great Britain imported 150 GWh and exported 23 GWh through its interconnectors. The most came from France (71 GWh), and the most exports went to Ireland (17 GWh).

All interconnectors

Sat 18 May
Imported
150GWh
Exported
23GWh
Net in
127GWh
Average net flow
5.30GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.85GWImporting

In 20.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.53GWImporting

In 14.4 GWhOut 1.7 GWh

France

IFA · IFA2 · ElecLink

Average2.95GWImporting

In 70.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.71GWExporting

In 0.0 GWhOut 16.9 GWh

Netherlands

BritNed

Average0.27GWImporting

In 10.6 GWhOut 4.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 3.6 GWhPumped 2.9 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.