Electricity Live

Great Britain’s electricity on Thursday 22 July 2021

On Thursday 22 July, demand averaged 30.2 GW. Renewables supplied 12%.

30.2GW AVERAGEWind0.75 GW2%Hydro0.18 GW1%Biomass2.29 GW7%Solar2.86 GW9%Gas15.52 GW49%Coal0.85 GW3%Imports4.77 GW15%Nuclear4.23 GW13%30.2GW AVERAGE7%9%49%15%13%
Price
£109.81/MWh
Day average £109.81
Demand30.2GW
Generation 26.7Transfers 3.5
Fossil fuels49%
Renewables12%
Other36%
Carbon intensityHigh
254g/kWh
0Day average 254300
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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 Thursday 22 July 2021, gas supplied 49% of Great Britain’s electricity and nuclear 13%. Demand peaked at 36.6 GW at 12:05. Carbon intensity averaged 254 g/kWh and the price £109.81/MWh. Wind generation peaked at 1.5 GW at 21:30. Solar generation peaked at 8.2 GW at 13:00. Carbon intensity was lowest at 13:00 (219 g/kWh) and highest at 22:00 (283 g/kWh). The wholesale price ranged from £75.58/MWh at 05:30 to £170.64/MWh at 19:00. Gas made 58% 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 2.869.1%Wind 0.752.4%Gas 15.5249.4%Hydro 0.180.6%Biomass 2.297.3%Nuclear 4.2313.4%Coal 0.852.7%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.2avgGeneration 26.7avgTransfers 3.5avg
The day in figurespeaks, averages, totals
Peak demand36.6GW · 12:05
Low 21.8 · 04:40Avg 30.20–40 GW
Made in Great Britain88%of demand
Generation 26.7Transfers 3.5 GW
Net imports88GWh
In
109 Out
21
Zero-carbon share30%of generation
Nuclear 16%Hydro 1%Wind 3%Solar 11%

Transfers · Thu 22 Jul

Interconnectors and storage

On Thursday 22 July 2021, Great Britain imported 109 GWh and exported 21 GWh through its interconnectors. The most came from France (63 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Thu 22 Jul
Imported
109GWh
Exported
21GWh
Net in
88GWh
Average net flow
3.65GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.96GWImporting

In 23.2 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.64GWImporting

In 63.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.88GWExporting

In 0.0 GWhOut 21.2 GWh

Netherlands

BritNed

Average0.94GWImporting

In 22.5 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 5.7 GWhPumped 8.7 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.