Electricity Live

Great Britain’s electricity on Wednesday 31 July 2024

On Wednesday 31 July, demand averaged 28.1 GW. Renewables supplied 23%.

28.1GW AVERAGEWind2.98 GW10%Hydro0.17 GW1%Biomass2.57 GW9%Solar3.50 GW12%Gas9.50 GW32%Coal0.21 GW1%Imports5.94 GW20%Nuclear4.64 GW16%28.1GW AVERAGE10%9%12%32%20%16%
Price
£73.00/MWh
Day average £73.00
Demand28.1GW
Generation 23.6Transfers 4.5
Fossil fuels32%
Renewables23%
Other45%
Carbon intensityModerate
153g/kWh
0Day average 153300
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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 31 July 2024, gas supplied 32% of Great Britain’s electricity and nuclear 16%. Demand peaked at 34.1 GW at 13:20. Carbon intensity averaged 153 g/kWh and the price £73.00/MWh. Wind generation peaked at 3.7 GW at 23:00. Solar generation peaked at 10.6 GW at 13:00. Carbon intensity was lowest at 13:30 (103 g/kWh) and highest at 21:30 (203 g/kWh). The wholesale price ranged from £58.79/MWh at 11:00 to £97.66/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 3.5011.9%Wind 2.9810.1%Gas 9.5032.2%Hydro 0.170.6%Biomass 2.578.7%Nuclear 4.6415.7%Coal 0.210.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.1avgGeneration 23.6avgTransfers 4.5avg
The day in figurespeaks, averages, totals
Peak demand34.1GW · 13:20
Low 20.6 · 04:35Avg 28.10–40 GW
Made in Great Britain84%of demand
Generation 23.6Transfers 4.5 GW
Net imports111GWh
In
139 Out
28
Zero-carbon share48%of generation
Nuclear 20%Hydro 1%Wind 13%Solar 15%

Transfers · Wed 31 Jul

Interconnectors and storage

On Wednesday 31 July 2024, Great Britain imported 139 GWh and exported 28 GWh through its interconnectors. The most came from France (77 GWh), and the most exports went to Ireland (23 GWh).

All interconnectors

Wed 31 Jul
Imported
139GWh
Exported
28GWh
Net in
111GWh
Average net flow
4.62GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.77GWImporting

In 18.7 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.20GWImporting

In 9.9 GWhOut 5.2 GWh

France

IFA · IFA2 · ElecLink

Average3.21GWImporting

In 77.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.95GWExporting

In 0.0 GWhOut 22.9 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 3.3 GWhPumped 5.9 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.