Electricity Live

Great Britain’s electricity on Monday 4 September 2017

On Monday 4 September, demand averaged 30.4 GW. Renewables supplied 18%.

30.4GW AVERAGEWind4.45 GW14%Hydro0.37 GW1%Solar0.87 GW3%Gas12.13 GW39%Coal1.62 GW5%Imports3.12 GW10%Nuclear8.45 GW27%30.4GW AVERAGE14%39%10%27%
Price
£50.58/MWh
Day average £50.58
Demand30.4GW
Generation 27.9Transfers 2.5
Fossil fuels39%
Renewables18%
Other37%
Carbon intensity
—
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Key moments

On Monday 4 September 2017, gas supplied 39% of Great Britain’s electricity and nuclear 27%. Demand peaked at 37.6 GW at 17:25. The price £50.58/MWh. Wind generation peaked at 5.8 GW at 14:10. Solar generation peaked at 2.7 GW at 12:30. The wholesale price ranged from £32.26/MWh at 00:30 to £72.11/MWh at 18:00. Gas made 43% 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 0.872.8%Wind 4.4514.3%Gas 12.1339.1%Hydro 0.371.2%Biomass 0.000.0%Nuclear 8.4527.2%Coal 1.625.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 30.4avgGeneration 27.9avgTransfers 2.5avg
The day in figurespeaks, averages, totals
Peak demand37.6GW · 17:25
Low 19.5 · 03:35Avg 30.40–40 GW
Made in Great Britain92%of demand
Generation 27.9Transfers 2.5 GW
Net imports59GWh
In
68 Out
8
Zero-carbon share51%of generation
Nuclear 30%Hydro 1%Wind 16%Solar 3%

Transfers · Mon 4 Sept

Interconnectors and storage

On Monday 4 September 2017, Great Britain imported 68 GWh and exported 8 GWh through its interconnectors. The most came from France (41 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Mon 4 Sept
Imported
68GWh
Exported
8GWh
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

Average1.71GWImporting

In 41.0 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.12GWExporting

In 5.5 GWhOut 8.3 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.05GWGenerating

Generated 7.3 GWhPumped 6.2 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.