Electricity Live

Great Britain’s electricity on Sunday 21 July 2019

On Sunday 21 July, demand averaged 26.0 GW. Renewables supplied 34%.

26.0GW AVERAGEWind6.60 GW25%Hydro0.25 GW1%Biomass1.91 GW7%Solar1.92 GW7%Gas6.54 GW25%Coal0.15 GW1%Imports3.11 GW12%Nuclear5.62 GW22%26.0GW AVERAGE25%7%7%25%12%22%
Price
£38.77/MWh
Day average £38.77
Demand26.0GW
Generation 23.0Transfers 3.0
Fossil fuels25%
Renewables34%
Other41%
Carbon intensityLow
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 21 July 2019, wind supplied 25% of Great Britain’s electricity and gas 25%. Demand peaked at 31.0 GW at 17:25. Carbon intensity averaged 155 g/kWh and the price £38.77/MWh. Wind generation peaked at 11.3 GW at 23:45. Solar generation peaked at 5.0 GW at 14:00. Carbon intensity was lowest at 15:00 (114 g/kWh) and highest at 07:00 (198 g/kWh). The wholesale price ranged from £28.78/MWh at 04:30 to £50.96/MWh at 09:30. Wind made 29% of the electricity generated in Great Britain, compared with 22% across 2019.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.927.4%Wind 6.6025.3%Gas 6.5425.0%Hydro 0.251.0%Biomass 1.917.3%Nuclear 5.6221.5%Coal 0.150.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.0avgGeneration 23.0avgTransfers 3.0avg
The day in figurespeaks, averages, totals
Peak demand31.0GW · 17:25
Low 18.7 · 05:25Avg 26.00–40 GW
Made in Great Britain88%of demand
Generation 23.0Transfers 3.0 GW
Net imports71GWh
In
72 Out
1
Zero-carbon share63%of generation
Nuclear 24%Hydro 1%Wind 29%Solar 8%

Transfers · Sun 21 Jul

Interconnectors and storage

On Sunday 21 July 2019, Great Britain imported 72 GWh and exported 1 GWh through its interconnectors. The most came from France (30 GWh).

All interconnectors

Sun 21 Jul
Imported
72GWh
Exported
1GWh
Net in
71GWh
Average net flow
2.97GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.62GWImporting

In 14.9 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.25GWImporting

In 30.1 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.47GWImporting

In 11.4 GWhOut 0.0 GWh

Netherlands

BritNed

Average0.63GWImporting

In 15.6 GWhOut 0.6 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 2.7 GWhPumped 1.9 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.