Electricity Live

Great Britain’s electricity on Wednesday 9 May 2018

On Wednesday 9 May, demand averaged 31.8 GW. Renewables supplied 22%.

31.8GW AVERAGEWind4.84 GW15%Hydro0.33 GW1%Biomass2.02 GW6%Solar2.04 GW6%Gas11.82 GW37%Coal0.50 GW2%Imports3.19 GW10%Nuclear7.39 GW23%31.8GW AVERAGE15%37%10%23%
Price
£45.83/MWh
Day average £45.83
Demand31.8GW
Generation 28.9Transfers 2.8
Fossil fuels37%
Renewables22%
Other39%
Carbon intensityModerate
211g/kWh
0Day average 211300
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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 Wednesday 9 May 2018, gas supplied 37% of Great Britain’s electricity and nuclear 23%. Demand peaked at 38.0 GW at 16:55. Carbon intensity averaged 211 g/kWh and the price £45.83/MWh. Wind generation peaked at 8.1 GW at 15:55. Solar generation peaked at 6.2 GW at 11:00. Carbon intensity was lowest at 13:30 (169 g/kWh) and highest at 07:00 (244 g/kWh). The wholesale price ranged from £39.85/MWh at 13:30 to £59.57/MWh at 07:30. Gas made 41% 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 2.046.4%Wind 4.8415.1%Gas 11.8236.8%Hydro 0.331.0%Biomass 2.026.3%Nuclear 7.3923.0%Coal 0.501.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 31.8avgGeneration 28.9avgTransfers 2.8avg
The day in figurespeaks, averages, totals
Peak demand38.0GW · 16:55
Low 22.1 · 03:10Avg 31.80–40 GW
Made in Great Britain91%of demand
Generation 28.9Transfers 2.8 GW
Net imports69GWh
In
70 Out
1
Zero-carbon share50%of generation
Nuclear 26%Hydro 1%Wind 17%Solar 7%

Transfers · Wed 9 May

Interconnectors and storage

On Wednesday 9 May 2018, Great Britain imported 70 GWh and exported 1 GWh through its interconnectors. The most came from France (47 GWh).

All interconnectors

Wed 9 May
Imported
70GWh
Exported
1GWh
Net in
69GWh
Average net flow
2.88GW 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

Average1.94GWImporting

In 46.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.06GWImporting

In 2.3 GWhOut 0.9 GWh

Netherlands

BritNed

Average0.88GWImporting

In 21.2 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.06GWPumping

Generated 6.6 GWhPumped 8.0 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.