Electricity Live

Great Britain’s electricity on Wednesday 31 October 2018

On Wednesday 31 October, demand averaged 37.3 GW. Renewables supplied 18%.

37.3GW AVERAGEWind5.73 GW15%Hydro0.36 GW1%Biomass2.60 GW7%Solar0.90 GW2%Gas18.92 GW49%Coal2.66 GW7%Imports2.00 GW5%Nuclear5.81 GW15%37.3GW AVERAGE15%49%15%
Price
£60.41/MWh
Day average £60.41
Demand37.3GW
Generation 37.0Transfers 0.3
Fossil fuels49%
Renewables18%
Other27%
Carbon intensityHigh
324g/kWh
0Day average 324300
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Key moments

On Wednesday 31 October 2018, gas supplied 49% of Great Britain’s electricity and nuclear 15%. Demand peaked at 46.4 GW at 17:10. Carbon intensity averaged 324 g/kWh and the price £60.41/MWh. Wind generation peaked at 7.6 GW at 13:00. Solar generation peaked at 4.2 GW at 11:00. Carbon intensity was lowest at 03:30 (274 g/kWh) and highest at 15:30 (368 g/kWh). The wholesale price ranged from £52.82/MWh at 23:30 to £75.24/MWh at 17:00. Gas made 51% 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 0.902.3%Wind 5.7314.7%Gas 18.9248.5%Hydro 0.360.9%Biomass 2.606.7%Nuclear 5.8114.9%Coal 2.666.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.3avgGeneration 37.0avgTransfers 0.3avg
The day in figurespeaks, averages, totals
Peak demand46.4GW · 17:10
Low 27.0 · 03:55Avg 37.30–60 GW
Made in Great Britain99%of demand
Generation 37.0Transfers 0.3 GW
Net imports15GWh
In
44 Out
29
Zero-carbon share35%of generation
Nuclear 16%Hydro 1%Wind 15%Solar 2%

Transfers · Wed 31 Oct

Interconnectors and storage

On Wednesday 31 October 2018, Great Britain imported 44 GWh and exported 29 GWh through its interconnectors. The most came from Netherlands (23 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Wed 31 Oct
Imported
44GWh
Exported
29GWh
Net in
15GWh
Average net flow
0.61GW 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

Average0.20GWImporting

In 19.5 GWhOut 14.7 GWh

Ireland

Moyle · East–West · Greenlink

Average0.57GWExporting

In 1.1 GWhOut 14.7 GWh

Netherlands

BritNed

Average0.98GWImporting

In 23.4 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.27GWPumping

Generated 4.1 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.