NOTICE DATE: January 08, 2024

NOTICE TYPE: M-A010824-01 Outage - Retail/Wholesale 

SHORT DESCRIPTION: Planned system maintenance with impacted services

INTENDED AUDIENCE: ERCOT Market Participants

DAYS AFFECTED: January 18, 2024 07:00 – 21:00

LONG DESCRIPTION: ERCOT will be performing planned system maintenance of several databases on January 17 -19, 2024.

During the January 18, 2024 17:30 – 19:30 outage window, Market Participants may experience intermittent issues with the following services:

• Find ESIID

During the January 18, 2024 17:30 – 19:30 outage window, Market Participants may experience intermittent issues with the following services:

• Market Data Transparency (MDT) Web Services
• Extract Subscriber

During the January 18, 2024 17:00 – 20:00 outage window, all services available through the Market Information System (MIS) will be unavailable, including the following:

• Market Manager and Outage Scheduler
• Report publishing to the ERCOT MIS
• Downloading of extracts and reports from the MIS and EWS
• Net Dependable Capability and Reactive Capability (NDCRC)
• Congestion Revenue Right (CRR) Market User Interface (MUI) - https://mis.ercot.com/mui-ercot-ihedge/
• Find ESIID and Find Transaction
• Market Participant Identity Manager (MPIM)
• Market Data Transparency (MDT) Web Services
• Extract Subscriber
• Service Requests
• ERCOT Interconnection Services (GINR) –  https://sa.ercot.com/ginr/

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. ERCOT.com dashboard displays will not be populated with data during the January 18, 2024 17:00 – 20:00 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].

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