Electricity Live

Great Britain’s electricity on Sunday 14 May 2023

On Sunday 14 May, demand averaged 25.1 GW. Renewables supplied 25%.

25.1GW AVERAGEWind3.68 GW14%Hydro0.14 GW1%Biomass0.76 GW3%Solar2.55 GW10%Gas9.01 GW35%Imports6.05 GW24%Nuclear3.55 GW14%25.1GW AVERAGE14%10%35%24%14%
Price
£91.43/MWh
Day average £91.43
Demand25.1GW
Generation 19.7Transfers 5.4
Fossil fuels35%
Renewables25%
Other40%
Carbon intensityModerate
155g/kWh
0Day average 155300
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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 14 May 2023, gas supplied 35% of Great Britain’s electricity and wind 14%. Demand peaked at 30.6 GW at 17:55. Carbon intensity averaged 155 g/kWh and the price £91.43/MWh. Wind generation peaked at 5.8 GW at 18:25. Solar generation peaked at 8.8 GW at 12:30. Carbon intensity was lowest at 14:00 (104 g/kWh) and highest at 21:30 (194 g/kWh). The wholesale price ranged from £57.34/MWh at 13:30 to £125.17/MWh at 23:00. Gas made 46% 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 2.559.9%Wind 3.6814.3%Gas 9.0135.0%Hydro 0.140.5%Biomass 0.762.9%Nuclear 3.5513.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.1avgGeneration 19.7avgTransfers 5.4avg
The day in figurespeaks, averages, totals
Peak demand30.6GW · 17:55
Low 18.5 · 05:40Avg 25.10–40 GW
Made in Great Britain79%of demand
Generation 19.7Transfers 5.4 GW
Net imports131GWh
In
143 Out
13
Zero-carbon share50%of generation
Nuclear 18%Hydro 1%Wind 19%Solar 13%

Transfers · Sun 14 May

Interconnectors and storage

On Sunday 14 May 2023, Great Britain imported 143 GWh and exported 13 GWh through its interconnectors. The most came from France (89 GWh), and the most exports went to Ireland (7 GWh).

All interconnectors

Sun 14 May
Imported
143GWh
Exported
13GWh
Net in
131GWh
Average net flow
5.45GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.49GWImporting

In 12.5 GWhOut 0.8 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.72GWImporting

In 89.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.24GWExporting

In 1.5 GWhOut 7.3 GWh

Netherlands

BritNed

Average0.19GWImporting

In 9.1 GWhOut 4.6 GWh

Norway

North Sea Link

Average1.29GWImporting

In 31.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 1.8 GWhPumped 3.8 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.