NOTICE DATE: August 21, 2015 NOTICE TYPE: M-A081215-02 Outage SHORT DESCRIPTION: Reminder - Scheduled Maintenance Outage INTENDED AUDIENCE: All Market Participants DAY AFFECTED: Sunday, August 23, 2015 from 13:00 to 17:00 LONG DESCRIPTION: ERCOT will be performing planned maintenance on August 23, 2015, from 13:00 to 17:00 CPT. During the outage the following services may be unavailable: * Find Transaction for historical searches (greater than 1 year) * Market Data Transparency (MDT) Web Services * Extract Subscriber * Net Dependable Capability and Reactive Capability (NDCRC) 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. sa/mm