***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. ***** NOTICE DATE: February 24, 2017 NOTICE TYPE: M-A021617-02 Outage - Retail/Wholesale SHORT DESCRIPTION: Planned system maintenance with impacted services extended outage INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: February 23, 2017 15:30 - 17:30 LONG DESCRIPTION: The planned maintenance window on February 23, 2017 from 15:30 - 17:30 extended an additional hour until 18:30. All other maintenance was completed as scheduled. 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]>. dg ________________________________________________________________ NOTICE DATE: February 16, 2017 NOTICE TYPE: M-A021617-01 Outage - Retail/Wholesale SHORT DESCRIPTION: Planned system maintenance with impacted services INTENDED AUDIENCE: ERCOT Market Participants DAY(S) AFFECTED: February 21, 2017 16:30 - 20:30, February 23, 2017 9:30 - 14:00, and February 23, 2017 15:30 - 17:30 LONG DESCRIPTION: ERCOT will be performing planned system maintenance of several databases and applications on February 21 and February 23, 2017. During the February 21, 2017 16:30 - 20:30 outage window, Market Participants may experience intermittent issues with the following services: * MPIM * The following ERCOT internet services: o Texas Renewables - www.texasrenewables.com<https://urldefense.proofpoint.com/v2/url?u=http-3A__www.texasrenewables.com_&d=DwIFAg&c=trp9rTvIdyEWh1VWB5x8_2JiPaB5oGZOtWPDws2_VoY&r=WrYA_4P8ADeEwetmwm5r0QZcmiK0CJ5TIpr3Rjo6nZo&m=6AlgjGgzlctYtFoxRWru7kdJ5V7PSu8IqANcXomXQ9I&s=bh2PBIdxgG2SM7GgtV18DhqvYKkONEomjKNxcD7JL5c&e= > o Retail Testing Website - etod.ercot.com<https://etod.ercot.com/> * Market Data Transparency (MDT) Web Services * Extract Subscriber * Net Dependable Capability and Reactive Capability (NDCRC) During the February 23, 2017 9:30 - 14:00 outage window, Market Participants may experience intermittent issues with the following services: * Report publishing to the ERCOT Market Information System (MIS) * Find ESIID During the February 23, 2017 15:30 - 17:30 outage window, Market Participants may experience intermittent issues with the following services: * Market submissions and requests via WebServices, Market Manager and Outage Scheduler * Report publishing to the ERCOT MIS * Downloading of extracts and reports from the MIS and WebServices * Net Dependable Capability and Reactive Capability (NDCRC) * Congestion Revenue Right (CRR) Market User Interface During this outage window, please use the following URLs to directly access the Market Manager and Outage Scheduler: * https://mis.ercot.com/mmsui/mmsui/displayTradesLanding.action * https://mis.ercot.com/osrui/osrui/Summary.action Note that the outage start times may be delayed depending on the current system conditions. ADDITIONAL INFORMATION: Reports will be rerun and reposted as applicable. The MIS Dashboards and ERCOT.com price displays will not be populated with data during the February 23, 2017 15:30 - 17:30 timeframe. 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 [cid:image002.jpg@01D1707B.75DE8260] Mike McCarty Senior Analyst, Market Services Support 2705 West Lake Drive | Taylor, TX 76574 Office: 512-248-3927 | [log in to unmask]