Electricity Live

Great Britain’s electricity on Friday 6 August 2021

On Friday 6 August, demand averaged 28.4 GW. Renewables supplied 45%.

28.4GW AVERAGEWind10.83 GW38%Hydro0.15 GW1%Biomass0.77 GW3%Solar1.93 GW7%Gas6.61 GW23%Coal0.75 GW3%Imports3.69 GW13%Nuclear4.06 GW14%28.4GW AVERAGE38%23%13%14%
Price
£105.52/MWh
Day average £105.52
Demand28.4GW
Generation 25.1Transfers 3.4
Fossil fuels23%
Renewables45%
Other30%
Carbon intensityLow
129g/kWh
0Day average 129300
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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 Friday 6 August 2021, wind supplied 38% of Great Britain’s electricity and gas 23%. Demand peaked at 35.4 GW at 12:30. Carbon intensity averaged 129 g/kWh and the price £105.52/MWh. Wind generation peaked at 13.6 GW at 14:05. Solar generation peaked at 6.0 GW at 12:30. Carbon intensity was lowest at 03:00 (96 g/kWh) and highest at 07:30 (165 g/kWh). The wholesale price ranged from £84.59/MWh at 16:00 to £121.10/MWh at 08:30. Wind made 43% of the electricity generated in Great Britain, compared with 25% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.936.7%Wind 10.8337.6%Gas 6.6123.0%Hydro 0.150.5%Biomass 0.772.7%Nuclear 4.0614.1%Coal 0.752.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.4avgGeneration 25.1avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand35.4GW · 12:30
Low 20.5 · 04:30Avg 28.40–40 GW
Made in Great Britain88%of demand
Generation 25.1Transfers 3.4 GW
Net imports80GWh
In
84 Out
4
Zero-carbon share68%of generation
Nuclear 16%Hydro 1%Wind 43%Solar 8%

Transfers · Fri 6 Aug

Interconnectors and storage

On Friday 6 August 2021, Great Britain imported 84 GWh and exported 4 GWh through its interconnectors. The most came from France (50 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Fri 6 Aug
Imported
84GWh
Exported
4GWh
Net in
80GWh
Average net flow
3.33GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.77GWImporting

In 18.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.08GWImporting

In 49.9 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWExporting

In 1.6 GWhOut 4.0 GWh

Netherlands

BritNed

Average0.58GWImporting

In 14.1 GWhOut 0.2 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 4.5 GWhPumped 3.8 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.