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NOTICE DATE:  February 11, 2021

NOTICE TYPE:  M-A020121-03 Wholesale

SHORT DESCRIPTION:  Update - Suspension of Market Management and Outage Scheduler Systems/Applications Technical Refresh


DAY AFFECTED:  February 11, 2021

LONG DESCRIPTION:  The Market Management and Outage Scheduler (MMS/OS) systems and database upgrade will be postponed. ERCOT is suspending system changes due to the low temperatures to minimize any impacts to the grid.

A Market Notice with additional details will be sent ahead of the new Production Cutover.

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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