NOTICE DATE: April 7, 2011 NOTICE TYPE: W-A040711-01 Extracts - Wholesale SHORT DESCRIPTION: Peaker Net Margin Report updated due to price correction INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: April 4, 2011 LONG DESCRIPTION: Due to a price correction for Operating Day April 1, 2011, the Peaker Net Margin Report (NP4-790-CD) files posted for April 1 - 3, 2011, contained incorrect cumulative values. The April 4, 2011, file has been updated with the correct cumulative value based on the price correction. CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com. dh ############################ To unsubscribe from the NOTICE_SETTLEMENTS list: write to: mailto:[log in to unmask] or click the following link: http://lists.ercot.com/SCRIPTS/WA-ERCOT.EXE?SUBED1=NOTICE_SETTLEMENTS&A=1