NOTICE DATE: April 16, 2009 NOTICE TYPE: M-B041609-01 Operations SHORT DESCRIPTION: No Trees SPS in service INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: April 16, 2009 LONG DESCRIPTION: The No Trees Special Protection System (SPS) has been approved by ERCOT and is in service as of 14:28 on April 16, 2009. Information regarding SPSs can be viewed on ERCOT's Planning and Operations Information secure website: http://planning.ercot.com/login/login. 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/>. sg