Electricity Live

Great Britain’s electricity on Friday 4 August 2017

On Friday 4 August, demand averaged 27.7 GW. Renewables supplied 33%.

27.7GW AVERAGEWind6.87 GW24%Hydro0.33 GW1%Solar1.98 GW7%Gas8.50 GW30%Coal0.51 GW2%Imports2.85 GW10%Nuclear7.17 GW25%27.7GW AVERAGE24%7%30%10%25%
Price
£36.73/MWh
Day average £36.73
Demand27.7GW
Generation 25.4Transfers 2.4
Fossil fuels30%
Renewables33%
Other36%
Carbon intensity
—
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Key moments

On Friday 4 August 2017, gas supplied 30% of Great Britain’s electricity and nuclear 25%. Demand peaked at 34.2 GW at 12:30. The price £36.73/MWh. Wind generation peaked at 8.5 GW at 08:35. Solar generation peaked at 5.7 GW at 13:00. The wholesale price ranged from £22.82/MWh at 04:30 to £48.54/MWh at 21:30. Gas made 34% of the electricity generated in Great Britain, compared with 43% across 2017.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.987.0%Wind 6.8724.4%Gas 8.5030.1%Hydro 0.331.2%Biomass 0.000.0%Nuclear 7.1725.4%Coal 0.511.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.7avgGeneration 25.4avgTransfers 2.4avg
The day in figurespeaks, averages, totals
Peak demand34.2GW · 12:30
Low 18.9 · 04:45Avg 27.70–40 GW
Made in Great Britain92%of demand
Generation 25.4Transfers 2.4 GW
Net imports59GWh
In
62 Out
3
Zero-carbon share64%of generation
Nuclear 28%Hydro 1%Wind 27%Solar 8%

Transfers · Fri 4 Aug

Interconnectors and storage

On Friday 4 August 2017, Great Britain imported 62 GWh and exported 3 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (3 GWh).

All interconnectors

Fri 4 Aug
Imported
62GWh
Exported
3GWh
Net in
59GWh
Average net flow
2.47GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.41GWImporting

In 33.8 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.18GWImporting

In 7.0 GWhOut 2.6 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.1 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.12GWPumping

Generated 6.5 GWhPumped 9.3 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.