Electricity Live

Great Britain’s electricity on Saturday 23 September 2017

On Saturday 23 September, demand averaged 27.7 GW. Renewables supplied 26%.

27.7GW AVERAGEWind5.65 GW20%Hydro0.32 GW1%Solar1.25 GW4%Gas10.28 GW37%Coal0.67 GW2%Imports2.16 GW8%Nuclear7.67 GW27%27.7GW AVERAGE20%37%8%27%
Price
£42.33/MWh
Day average £42.33
Demand27.7GW
Generation 25.8Transfers 1.9
Fossil fuels37%
Renewables26%
Other35%
Carbon intensity
—
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Key moments

On Saturday 23 September 2017, gas supplied 37% of Great Britain’s electricity and nuclear 27%. Demand peaked at 33.7 GW at 19:30. The price £42.33/MWh. Wind generation peaked at 7.5 GW at 22:25. Solar generation peaked at 4.7 GW at 14:00. The wholesale price ranged from £36.02/MWh at 00:30 to £58.79/MWh at 19:00. Gas made 40% 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 1.254.5%Wind 5.6520.2%Gas 10.2836.7%Hydro 0.321.1%Biomass 0.000.0%Nuclear 7.6727.4%Coal 0.672.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.7avgGeneration 25.8avgTransfers 1.9avg
The day in figurespeaks, averages, totals
Peak demand33.7GW · 19:30
Low 20.0 · 04:25Avg 27.70–40 GW
Made in Great Britain93%of demand
Generation 25.8Transfers 1.9 GW
Net imports48GWh
In
48 Out
0
Zero-carbon share58%of generation
Nuclear 30%Hydro 1%Wind 22%Solar 5%

Transfers · Sat 23 Sept

Interconnectors and storage

On Saturday 23 September 2017, Great Britain imported 48 GWh and exported 0 GWh through its interconnectors. The most came from Netherlands (21 GWh).

All interconnectors

Sat 23 Sept
Imported
48GWh
Exported
0GWh
Net in
48GWh
Average net flow
2.00GW 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

Average0.43GWImporting

In 10.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.68GWImporting

In 16.2 GWhOut 0.0 GWh

Netherlands

BritNed

Average0.89GWImporting

In 21.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.11GWPumping

Generated 3.8 GWhPumped 6.4 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.