***** EXTERNAL email. Please be cautious and evaluate before you click on links, open attachments, or provide credentials. ***** NOTICE DATE: May 10, 2019 NOTICE TYPE: M-B051019-01 Outage SHORT DESCRIPTION: Planned Maintenance May 22, 2019 from 15:00 to 17:00 INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: Wednesday, May 22, 2019 LONG DESCRIPTION: On Wednesday, May 22, 2019 from 15:00 to 17:00 ERCOT will be performing planned maintenance on the services accessed through the following URLs: * https://mis.ercot.com<https://mis.ercot.com/> * http://mis.ercot.com/misapp * http://mis.ercot.com/misdownload * https://sa.ercot.com/ginr/ During the maintenance window Market Participants may experience intermittent issues with these services. 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 a public 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. mm ######################################################################## To unsubscribe from the NOTICE_OUTAGES_WHOLESALE list, click the following link: http://lists.ercot.com/scripts/wa-ERCOT.exe?SUBED1=NOTICE_OUTAGES_WHOLESALE&A=1