Electricity Live

Great Britain’s electricity on Tuesday 6 July 2021

On Tuesday 6 July, demand averaged 29.7 GW. Renewables supplied 33%.

29.7GW AVERAGEWind7.92 GW26%Hydro0.15 GW0%Biomass2.05 GW7%Solar1.87 GW6%Gas8.50 GW28%Coal0.70 GW2%Imports4.34 GW14%Nuclear4.71 GW16%29.7GW AVERAGE26%28%14%16%
Price
£90.08/MWh
Day average £90.08
Demand29.7GW
Generation 25.9Transfers 3.8
Fossil fuels28%
Renewables33%
Other37%
Carbon intensityModerate
157g/kWh
0Day average 157300
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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 Tuesday 6 July 2021, gas supplied 28% of Great Britain’s electricity and wind 26%. Demand peaked at 35.9 GW at 13:30. Carbon intensity averaged 157 g/kWh and the price £90.08/MWh. Wind generation peaked at 10.4 GW at 15:40. Solar generation peaked at 5.8 GW at 14:30. Carbon intensity was lowest at 05:00 (122 g/kWh) and highest at 20:00 (179 g/kWh). The wholesale price ranged from £62.76/MWh at 04:30 to £118.32/MWh at 09:30. Gas made 33% 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 1.876.2%Wind 7.9226.2%Gas 8.5028.1%Hydro 0.150.5%Biomass 2.056.8%Nuclear 4.7115.6%Coal 0.702.3%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.7avgGeneration 25.9avgTransfers 3.8avg
The day in figurespeaks, averages, totals
Peak demand35.9GW · 13:30
Low 20.7 · 03:10Avg 29.70–40 GW
Made in Great Britain87%of demand
Generation 25.9Transfers 3.8 GW
Net imports94GWh
In
100 Out
5
Zero-carbon share57%of generation
Nuclear 18%Hydro 1%Wind 31%Solar 7%

Transfers · Tue 6 Jul

Interconnectors and storage

On Tuesday 6 July 2021, Great Britain imported 100 GWh and exported 5 GWh through its interconnectors. The most came from France (58 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Tue 6 Jul
Imported
100GWh
Exported
5GWh
Net in
94GWh
Average net flow
3.94GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.86GWImporting

In 20.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.42GWImporting

In 58.1 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.22GWExporting

In 0.3 GWhOut 5.4 GWh

Netherlands

BritNed

Average0.87GWImporting

In 20.9 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 4.2 GWhPumped 6.6 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.