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The Single Electricity Market Overview 20th August 2017

Chart of Ex Ante Prices (EUR) 21st Aug

Last updated:10:29 20th August 2017

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Trading Day Statistics

Max and Min Daily Prices

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Value of Market

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SEM Turnover

YTD: SEMO's financial year runs from October 1st to September 30th

Last Year: Last full financial year

Value of market chart

What does SEMO do?

About the Single Electricity Market

The Single Electricity Market (SEM) is the wholesale electricity market operating in the Republic of Ireland and Northern Ireland. The SEM provides for a competitive, sustainable and reliable wholesale market in electricity, a joint venture between Eirgrid plc and SONI Limited. For more information about SEMO please see About SEMO.

Latest Initiatives


SEMO is a joint venture between EirGrid PLC and SONI Limited