Electricity Live

Great Britain’s electricity on Tuesday 4 August 2020

On Tuesday 4 August, demand averaged 28.5 GW. Renewables supplied 39%.

28.5GW AVERAGEWind9.74 GW33%Hydro0.33 GW1%Biomass1.72 GW6%Solar1.56 GW5%Gas9.75 GW33%Imports1.40 GW5%Nuclear5.15 GW17%28.5GW AVERAGE33%33%17%
Price
£28.63/MWh
Day average £28.63
Demand28.5GW
Generation 28.3Transfers 0.2
Fossil fuels33%
Renewables39%
Other28%
Carbon intensityModerate
160g/kWh
0Day average 160300
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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 4 August 2020, gas supplied 33% of Great Britain’s electricity and wind 33%. Demand peaked at 34.2 GW at 12:40. Carbon intensity averaged 160 g/kWh and the price £28.63/MWh. Wind generation peaked at 15.0 GW at 16:55. Solar generation peaked at 4.1 GW at 14:30. Carbon intensity was lowest at 23:30 (93 g/kWh) and highest at 00:00 (207 g/kWh). The wholesale price ranged from £15.06/MWh at 23:30 to £37.18/MWh at 07:30. Gas made 35% of the electricity generated in Great Britain, compared with 38% across 2020.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.565.3%Wind 9.7432.8%Gas 9.7532.9%Hydro 0.331.1%Biomass 1.725.8%Nuclear 5.1517.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.5avgGeneration 28.3avgTransfers 0.2avg
The day in figurespeaks, averages, totals
Peak demand34.2GW · 12:40
Low 20.0 · 04:35Avg 28.50–40 GW
Made in Great Britain99%of demand
Generation 28.3Transfers 0.2 GW
Net imports6GWh
In
32 Out
27
Zero-carbon share59%of generation
Nuclear 18%Hydro 1%Wind 34%Solar 6%

Transfers · Tue 4 Aug

Interconnectors and storage

On Tuesday 4 August 2020, Great Britain imported 32 GWh and exported 27 GWh through its interconnectors. The most came from Ireland (15 GWh), and the most exports went to France (22 GWh).

All interconnectors

Tue 4 Aug
Imported
32GWh
Exported
27GWh
Net in
6GWh
Average net flow
0.24GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.04GWImporting

In 4.6 GWhOut 3.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.72GWExporting

In 5.0 GWhOut 22.2 GWh

Ireland

Moyle · East–West · Greenlink

Average0.61GWImporting

In 14.7 GWhOut 0.0 GWh

Netherlands

BritNed

Average0.31GWImporting

In 8.1 GWhOut 0.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWPumping

Generated 1.1 GWhPumped 2.3 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.