NOTICE DATE: November 6, 2020
NOTICE TYPE: M-A091620-03 Operations
SHORT DESCRIPTION: Update - Revised Proposal to Retire Morgan Creek Remedial Action Scheme (RAS)
INTENDED AUDIENCE: All Market Participants
DAYS AFFECTED: December 2, 2020
LONG DESCRIPTION: ERCOT approved the proposal from Oncor Electric Delivery Company LLC (Oncor) to retire the Morgan Creek RAS. The Morgan Creek RAS is designed to monitor the 138 kV line from Morgan Creek to Barber Lake, the 138 kV line from Morgan Creek to Sun Switch, and the 138/69 kV autotransformer at Morgan Creek. Oncor has completed transmission system changes in the area, including an upgrade to the 138/69 kV autotransformer terminal at Morgan Creek.
The Morgan Creek RAS was originally scheduled to be retired on November 18, 2020, but has since been rescheduled to retire on December 2, 2020.
Please review the ERCOT website for previous Market Notices related to this subject.
ADDITIONAL INFORMATION: Information regarding all RASs can be found in the “Remedial Action Schemes and Constraint Management Plans” secure portlet located on the Market Information System (MIS) Long-Term Planning page.
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 ClientServices@ercot.com.
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