Electricity Live

Great Britain’s electricity on Wednesday 18 April 2018

On Wednesday 18 April, demand averaged 33.3 GW. Renewables supplied 35%.

33.3GW AVERAGEWind8.88 GW26%Hydro0.45 GW1%Biomass1.73 GW5%Solar2.56 GW8%Gas10.59 GW31%Imports2.88 GW9%Nuclear6.77 GW20%33.3GW AVERAGE26%8%31%9%20%
Price
£46.33/MWh
Day average £46.33
Demand33.3GW
Generation 31.0Transfers 2.3
Fossil fuels31%
Renewables35%
Other34%
Carbon intensityLow
165g/kWh
0Day average 165300
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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 18 April 2018, gas supplied 31% of Great Britain’s electricity and wind 26%. Demand peaked at 39.2 GW at 12:05. Carbon intensity averaged 165 g/kWh and the price £46.33/MWh. Wind generation peaked at 11.4 GW at 22:25. Solar generation peaked at 8.2 GW at 13:30. Carbon intensity was lowest at 23:00 (132 g/kWh) and highest at 07:30 (193 g/kWh). The wholesale price ranged from £24.56/MWh at 00:00 to £64.65/MWh at 07:30. Gas made 34% 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 2.567.6%Wind 8.8826.2%Gas 10.5931.3%Hydro 0.451.3%Biomass 1.735.1%Nuclear 6.7720.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.3avgGeneration 31.0avgTransfers 2.3avg
The day in figurespeaks, averages, totals
Peak demand39.2GW · 12:05
Low 24.2 · 04:25Avg 33.30–40 GW
Made in Great Britain93%of demand
Generation 31.0Transfers 2.3 GW
Net imports55GWh
In
59 Out
4
Zero-carbon share60%of generation
Nuclear 22%Hydro 1%Wind 29%Solar 8%

Transfers · Wed 18 Apr

Interconnectors and storage

On Wednesday 18 April 2018, Great Britain imported 59 GWh and exported 4 GWh through its interconnectors. The most came from France (33 GWh), and the most exports went to Ireland (4 GWh).

All interconnectors

Wed 18 Apr
Imported
59GWh
Exported
4GWh
Net in
55GWh
Average net flow
2.29GW 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

Average1.39GWImporting

In 33.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.02GWExporting

In 3.8 GWhOut 4.2 GWh

Netherlands

BritNed

Average0.91GWImporting

In 21.8 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.03GWGenerating

Generated 10.1 GWhPumped 9.4 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.