Electricity Live

Great Britain’s electricity on Saturday 20 May 2017

On Saturday 20 May, demand averaged 26.6 GW. Renewables supplied 18%.

26.6GW AVERAGEWind2.81 GW10%Hydro0.16 GW1%Solar1.83 GW7%Gas10.16 GW38%Coal0.76 GW3%Imports3.04 GW11%Nuclear8.32 GW31%26.6GW AVERAGE10%38%11%31%
Price
£38.91/MWh
Day average £38.91
Demand26.6GW
Generation 24.0Transfers 2.6
Fossil fuels38%
Renewables18%
Other42%
Carbon intensity
—
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Key moments

On Saturday 20 May 2017, gas supplied 38% of Great Britain’s electricity and nuclear 31%. Demand peaked at 31.2 GW at 11:35. The price £38.91/MWh. Wind generation peaked at 6.1 GW at 17:40. Solar generation peaked at 4.5 GW at 13:00. The wholesale price ranged from £32.47/MWh at 05:00 to £54.99/MWh at 09:30. Gas made 42% 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 1.836.7%Wind 2.8110.4%Gas 10.1637.5%Hydro 0.160.6%Biomass 0.000.0%Nuclear 8.3230.7%Coal 0.762.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 26.6avgGeneration 24.0avgTransfers 2.6avg
The day in figurespeaks, averages, totals
Peak demand31.2GW · 11:35
Low 19.5 · 05:15Avg 26.60–40 GW
Made in Great Britain90%of demand
Generation 24.0Transfers 2.6 GW
Net imports67GWh
In
67 Out
0
Zero-carbon share55%of generation
Nuclear 35%Hydro 1%Wind 12%Solar 8%

Transfers · Sat 20 May

Interconnectors and storage

On Saturday 20 May 2017, Great Britain imported 67 GWh and exported 0 GWh through its interconnectors. The most came from France (43 GWh).

All interconnectors

Sat 20 May
Imported
67GWh
Exported
0GWh
Net in
67GWh
Average net flow
2.78GW 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

Average1.81GWImporting

In 43.3 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.17GWImporting

In 4.2 GWhOut 0.1 GWh

Netherlands

BritNed

Average0.81GWImporting

In 19.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.19GWPumping

Generated 6.1 GWhPumped 10.6 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.