Resending with updated Day and Time Affected. ________________________________ NOTICE DATE: July 20, 2023 NOTICE TYPE: W-A072023-01 Operations SHORT DESCRIPTION: Unplanned RIOO outage for stabilization INTENDED AUDIENCE: Resource Entities & TSPs DAYS AFFECTED: July 21, 2023, 9:00 AM - 11:30 AM LONG DESCRIPTION: The Resource Integration and Ongoing Operations (RIOO) system will be unavailable from 9:00AM until 11:30AM on July 21, 2023, to release improvements and defect fixes. ADDITIONAL INFORMATION: A RIOO Services user account is required to access the RIOO system. Guides for creating user accounts can be found under RIOO Documentation on the Resource Integration webpage<https://www.ercot.com/services/rq/integration>. New Users requesting access to the system should request only the roles that apply to them as follows: * Transmission Service Providers: GINR_M_Operator * Resource Entities: RIOORS_M_Operator 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<http://lists.ercot.com/>. dg