Electricity Live

Great Britain’s electricity on Monday 2 August 2021

On Monday 2 August, demand averaged 28.0 GW. Renewables supplied 10%.

28.0GW AVERAGEWind1.09 GW4%Hydro0.15 GW1%Biomass2.49 GW9%Solar1.75 GW6%Gas13.69 GW47%Coal0.61 GW2%Imports4.82 GW17%Nuclear4.26 GW15%28.0GW AVERAGE9%47%17%15%
Price
£91.71/MWh
Day average £91.71
Demand28.0GW
Generation 24.0Transfers 3.9
Fossil fuels47%
Renewables10%
Other40%
Carbon intensityHigh
240g/kWh
0Day average 240300
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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 2 August 2021, gas supplied 47% of Great Britain’s electricity and nuclear 15%. Demand peaked at 33.5 GW at 11:40. Carbon intensity averaged 240 g/kWh and the price £91.71/MWh. Wind generation peaked at 1.7 GW at 04:55. Solar generation peaked at 5.4 GW at 11:00. Carbon intensity was lowest at 03:30 (217 g/kWh) and highest at 20:30 (275 g/kWh). The wholesale price ranged from £64.81/MWh at 03:00 to £128.48/MWh at 17:30. Gas made 57% 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 1.756.1%Wind 1.093.8%Gas 13.6947.5%Hydro 0.150.5%Biomass 2.498.6%Nuclear 4.2614.7%Coal 0.612.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.0avgGeneration 24.0avgTransfers 3.9avg
The day in figurespeaks, averages, totals
Peak demand33.5GW · 11:40
Low 19.0 · 03:45Avg 28.00–40 GW
Made in Great Britain86%of demand
Generation 24.0Transfers 3.9 GW
Net imports93GWh
In
112 Out
19
Zero-carbon share30%of generation
Nuclear 18%Hydro 1%Wind 5%Solar 7%

Transfers · Mon 2 Aug

Interconnectors and storage

On Monday 2 August 2021, Great Britain imported 112 GWh and exported 19 GWh through its interconnectors. The most came from France (67 GWh), and the most exports went to Ireland (19 GWh).

All interconnectors

Mon 2 Aug
Imported
112GWh
Exported
19GWh
Net in
93GWh
Average net flow
3.87GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.94GWImporting

In 22.5 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.79GWImporting

In 67.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.79GWExporting

In 0.0 GWhOut 18.9 GWh

Netherlands

BritNed

Average0.93GWImporting

In 22.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWGenerating

Generated 3.9 GWhPumped 2.4 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.