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].

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