Electricity Live

Great Britain’s electricity on Saturday 22 July 2023

On Saturday 22 July, demand averaged 24.3 GW. Renewables supplied 34%.

24.3GW AVERAGEWind7.50 GW30%Hydro0.20 GW1%Biomass1.30 GW5%Solar0.94 GW4%Gas5.66 GW23%Coal0.23 GW1%Imports4.90 GW20%Nuclear4.40 GW18%24.3GW AVERAGE30%23%20%18%
Price
£77.50/MWh
Day average £77.50
Demand24.3GW
Generation 20.2Transfers 4.1
Fossil fuels23%
Renewables34%
Other42%
Carbon intensityLow
122g/kWh
0Day average 122300
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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 22 July 2023, wind supplied 30% of Great Britain’s electricity and gas 23%. Demand peaked at 29.3 GW at 17:55. Carbon intensity averaged 122 g/kWh and the price £77.50/MWh. Wind generation peaked at 11.4 GW at 17:35. Solar generation peaked at 2.5 GW at 13:30. Carbon intensity was lowest at 23:00 (83 g/kWh) and highest at 00:00 (200 g/kWh). The wholesale price ranged from £40.21/MWh at 15:30 to £104.42/MWh at 09:00. Wind made 37% of the electricity generated in Great Britain, compared with 33% across 2023.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.943.7%Wind 7.5029.8%Gas 5.6622.5%Hydro 0.200.8%Biomass 1.305.2%Nuclear 4.4017.5%Coal 0.230.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 24.3avgGeneration 20.2avgTransfers 4.1avg
The day in figurespeaks, averages, totals
Peak demand29.3GW · 17:55
Low 17.8 · 05:20Avg 24.30–30 GW
Made in Great Britain83%of demand
Generation 20.2Transfers 4.1 GW
Net imports97GWh
In
116 Out
19
Zero-carbon share64%of generation
Nuclear 22%Hydro 1%Wind 37%Solar 5%

Transfers · Sat 22 Jul

Interconnectors and storage

On Saturday 22 July 2023, Great Britain imported 116 GWh and exported 19 GWh through its interconnectors. The most came from France (58 GWh), and the most exports went to Ireland (13 GWh).

All interconnectors

Sat 22 Jul
Imported
116GWh
Exported
19GWh
Net in
97GWh
Average net flow
4.04GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.51GWImporting

In 12.8 GWhOut 0.5 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.41GWImporting

In 57.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.47GWExporting

In 1.7 GWhOut 13.1 GWh

Netherlands

BritNed

Average0.21GWImporting

In 10.1 GWhOut 5.0 GWh

Norway

North Sea Link

Average1.38GWImporting

In 33.1 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWGenerating

Generated 2.1 GWhPumped 1.7 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.