NOTICE DATE: May 18, 2009 NOTICE TYPE: W-A022509-04 Operations - RMR SHORT DESCRIPTION: Revised date for NSO status for WB Tuttle 3 INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: October 1, 2009 LONG DESCRIPTION: ERCOT has received a revised date for the Notification of Suspension of Operations for CPS Energy - TUTTLE_WBT3G3. As of October 1, 2009, the Generation Resource will be unavailable for dispatch by ERCOT due to the suspension of operations. This is a change from the original date of June 1, 2009. ERCOT does not intend to re-evaluate the need for this unit to provide RMR service as a result of this date change. The Notifications are posted on the ERCOT website at https://tmlretail.ercot.com/ercot/Participants/PublicMarketInfo/RMR.htm. 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 e-mail at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving e-mail 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<http://lists.ercot.com/>. kd