Electricity Live

Great Britain’s electricity on Monday 30 August 2021

On Monday 30 August, demand averaged 26.4 GW. Renewables supplied 25%.

26.4GW AVERAGEWind5.94 GW22%Hydro0.14 GW1%Biomass1.12 GW4%Solar0.75 GW3%Gas9.02 GW33%Coal0.31 GW1%Imports4.45 GW17%Nuclear5.19 GW19%26.4GW AVERAGE22%33%17%19%
Price
£118.88/MWh
Day average £118.88
Demand26.4GW
Generation 22.5Transfers 3.9
Fossil fuels33%
Renewables25%
Other40%
Carbon intensityModerate
166g/kWh
0Day average 166300
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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 Monday 30 August 2021, gas supplied 33% of Great Britain’s electricity and wind 22%. Demand peaked at 31.9 GW at 18:15. Carbon intensity averaged 166 g/kWh and the price £118.88/MWh. Wind generation peaked at 7.2 GW at 21:45. Solar generation peaked at 2.5 GW at 12:30. Carbon intensity was lowest at 00:30 (126 g/kWh) and highest at 18:30 (197 g/kWh). The wholesale price ranged from £76.32/MWh at 00:30 to £150.03/MWh at 18:00. Gas made 40% 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 0.752.8%Wind 5.9422.1%Gas 9.0233.5%Hydro 0.140.5%Biomass 1.124.1%Nuclear 5.1919.3%Coal 0.311.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.4avgGeneration 22.5avgTransfers 3.9avg
The day in figurespeaks, averages, totals
Peak demand31.9GW · 18:15
Low 19.2 · 04:00Avg 26.40–40 GW
Made in Great Britain85%of demand
Generation 22.5Transfers 3.9 GW
Net imports90GWh
In
101 Out
10
Zero-carbon share54%of generation
Nuclear 23%Hydro 1%Wind 26%Solar 3%

Transfers · Mon 30 Aug

Interconnectors and storage

On Monday 30 August 2021, Great Britain imported 101 GWh and exported 10 GWh through its interconnectors. The most came from France (61 GWh), and the most exports went to Ireland (10 GWh).

All interconnectors

Mon 30 Aug
Imported
101GWh
Exported
10GWh
Net in
90GWh
Average net flow
3.76GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.82GWImporting

In 19.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.52GWImporting

In 60.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.41GWExporting

In 0.6 GWhOut 10.3 GWh

Netherlands

BritNed

Average0.83GWImporting

In 19.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWGenerating

Generated 6.2 GWhPumped 3.5 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.