Electricity Live

Great Britain’s electricity on Friday 4 June 2021

On Friday 4 June, demand averaged 29.4 GW. Renewables supplied 21%.

29.4GW AVERAGEWind3.53 GW12%Hydro0.18 GW1%Biomass2.35 GW8%Solar2.62 GW9%Gas11.74 GW40%Imports3.74 GW13%Nuclear5.53 GW19%29.4GW AVERAGE12%8%9%40%13%19%
Price
£69.79/MWh
Day average £69.79
Demand29.4GW
Generation 26.0Transfers 3.4
Fossil fuels40%
Renewables21%
Other39%
Carbon intensityModerate
171g/kWh
0Day average 171300
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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 4 June 2021, gas supplied 40% of Great Britain’s electricity and nuclear 19%. Demand peaked at 36.4 GW at 12:00. Carbon intensity averaged 171 g/kWh and the price £69.79/MWh. Wind generation peaked at 4.9 GW at 00:00. Solar generation peaked at 7.3 GW at 12:00. Carbon intensity was lowest at 04:30 (144 g/kWh) and highest at 22:00 (209 g/kWh). The wholesale price ranged from £57.79/MWh at 02:30 to £83.35/MWh at 23:30. Gas made 45% 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 2.628.8%Wind 3.5311.9%Gas 11.7439.5%Hydro 0.180.6%Biomass 2.357.9%Nuclear 5.5318.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.4avgGeneration 26.0avgTransfers 3.4avg
The day in figurespeaks, averages, totals
Peak demand36.4GW · 12:00
Low 20.5 · 04:40Avg 29.40–40 GW
Made in Great Britain88%of demand
Generation 26.0Transfers 3.4 GW
Net imports82GWh
In
86 Out
4
Zero-carbon share46%of generation
Nuclear 21%Hydro 1%Wind 14%Solar 10%

Transfers · Fri 4 Jun

Interconnectors and storage

On Friday 4 June 2021, Great Britain imported 86 GWh and exported 4 GWh through its interconnectors. The most came from France (64 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Fri 4 Jun
Imported
86GWh
Exported
4GWh
Net in
82GWh
Average net flow
3.42GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.86GWImporting

In 20.6 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.66GWImporting

In 63.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWExporting

In 1.5 GWhOut 3.8 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 3.9 GWhPumped 4.3 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.