Electricity Live

Great Britain’s electricity on Saturday 24 July 2021

On Saturday 24 July, demand averaged 26.2 GW. Renewables supplied 21%.

26.2GW AVERAGEWind4.14 GW15%Hydro0.11 GW0%Biomass1.69 GW6%Solar1.55 GW6%Gas11.74 GW43%Coal0.53 GW2%Imports4.01 GW15%Nuclear3.69 GW13%26.2GW AVERAGE15%43%15%13%
Price
£78.47/MWh
Day average £78.47
Demand26.2GW
Generation 23.5Transfers 2.8
Fossil fuels43%
Renewables21%
Other34%
Carbon intensityModerate
208g/kWh
0Day average 208300
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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 24 July 2021, gas supplied 43% of Great Britain’s electricity and wind 15%. Demand peaked at 31.2 GW at 12:50. Carbon intensity averaged 208 g/kWh and the price £78.47/MWh. Wind generation peaked at 6.0 GW at 04:05. Solar generation peaked at 5.0 GW at 14:00. Carbon intensity was lowest at 04:00 (159 g/kWh) and highest at 20:30 (255 g/kWh). The wholesale price ranged from £59.61/MWh at 05:00 to £101.37/MWh at 23:00. Gas made 50% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.555.6%Wind 4.1415.1%Gas 11.7442.8%Hydro 0.110.4%Biomass 1.696.2%Nuclear 3.6913.4%Coal 0.531.9%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.2avgGeneration 23.5avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand31.2GW · 12:50
Low 19.7 · 05:00Avg 26.20–40 GW
Made in Great Britain89%of demand
Generation 23.5Transfers 2.8 GW
Net imports74GWh
In
94 Out
20
Zero-carbon share40%of generation
Nuclear 16%Hydro 0%Wind 18%Solar 7%

Transfers · Sat 24 Jul

Interconnectors and storage

On Saturday 24 July 2021, Great Britain imported 94 GWh and exported 20 GWh through its interconnectors. The most came from France (57 GWh), and the most exports went to Ireland (20 GWh).

All interconnectors

Sat 24 Jul
Imported
94GWh
Exported
20GWh
Net in
74GWh
Average net flow
3.09GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.87GWImporting

In 20.9 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.39GWImporting

In 57.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.83GWExporting

In 0.0 GWhOut 20.0 GWh

Netherlands

BritNed

Average0.66GWImporting

In 15.8 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.31GWPumping

Generated 2.0 GWhPumped 9.5 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.