Information regarding cookies and WWW.SEM-O.COM

By using this website, you consent to the use of cookies in accordance with the Single Electricity Market Operator’s Cookie Policy.
For more information on cookies and our Cookie Policy please follow this link.

I accept

The Single Electricity Market Overview 2nd May 2016

Chart of Ex Ante Prices (EUR) 2nd May

Last updated:09:51 1st May 2016

View Ex Ante Chart Data


Trading Day Statistics

Max and Min Daily Prices

Click to View More Market Data

Upcoming Events

More Events on SEMO Events Calendar

Settlement Calendar


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