Electricity Live

Great Britain’s electricity on Saturday 20 October 2018

On Saturday 20 October, demand averaged 29.5 GW. Renewables supplied 21%.

29.5GW AVERAGEWind4.62 GW15%Hydro0.57 GW2%Biomass1.77 GW6%Solar1.17 GW4%Gas12.99 GW43%Coal0.30 GW1%Imports3.27 GW11%Nuclear5.25 GW18%29.5GW AVERAGE15%43%11%18%
Price
£63.05/MWh
Day average £63.05
Demand29.5GW
Generation 26.7Transfers 2.9
Fossil fuels43%
Renewables21%
Other34%
Carbon intensityModerate
236g/kWh
0Day average 236300
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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 Saturday 20 October 2018, gas supplied 43% of Great Britain’s electricity and nuclear 18%. Demand peaked at 36.4 GW at 18:35. Carbon intensity averaged 236 g/kWh and the price £63.05/MWh. Wind generation peaked at 6.1 GW at 14:55. Solar generation peaked at 5.3 GW at 13:00. Carbon intensity was lowest at 13:30 (176 g/kWh) and highest at 01:30 (283 g/kWh). The wholesale price ranged from £50.84/MWh at 06:30 to £85.01/MWh at 18:30. Gas made 49% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.173.9%Wind 4.6215.4%Gas 12.9943.4%Hydro 0.571.9%Biomass 1.775.9%Nuclear 5.2517.5%Coal 0.301.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 29.5avgGeneration 26.7avgTransfers 2.9avg
The day in figurespeaks, averages, totals
Peak demand36.4GW · 18:35
Low 19.0 · 04:30Avg 29.50–40 GW
Made in Great Britain90%of demand
Generation 26.7Transfers 2.9 GW
Net imports71GWh
In
73 Out
2
Zero-carbon share44%of generation
Nuclear 20%Hydro 2%Wind 17%Solar 4%

Transfers · Sat 20 Oct

Interconnectors and storage

On Saturday 20 October 2018, Great Britain imported 73 GWh and exported 2 GWh through its interconnectors. The most came from France (46 GWh), and the most exports went to Ireland (2 GWh).

All interconnectors

Sat 20 Oct
Imported
73GWh
Exported
2GWh
Net in
71GWh
Average net flow
2.94GW 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

Average1.90GWImporting

In 45.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.08GWImporting

In 4.0 GWhOut 2.1 GWh

Netherlands

BritNed

Average0.96GWImporting

In 23.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 6.0 GWhPumped 8.1 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.