Wed, Sep 16, 2020 10:21 AM

M-A091620-01 Proposal to Retire Morgan Creek RAS

NOTICE DATE: September 16, 2020

NOTICE TYPE: M-A091620-01 Operations

SHORT DESCRIPTION: Proposal to Retire Morgan Creek RAS


DAYS AFFECTED: September 25, 2020

LONG DESCRIPTION: ERCOT has received a proposal from Oncor Electric Delivery Company LLC (Oncor) to retire the Morgan Creek Remedial Action Scheme (RAS).The Morgan Creek RAS is designed to monitor the 138kV lines from Morgan Creek to Barber Lake, the 138kV line from Morgan Creek to Sun Switch and the 138/69kV autotransformer at Morgan Creek. Oncor has indicated transmission system changes in the area, including an upgrade to the 138/69kV autotransformer terminal at Morgan Creek.

The proposal to retire the Morgan Creek RAS is being reviewed by ERCOT.

ACTION REQUIRED: Comments to this proposal are due to ERCOT by September 25, 2020 using the attached form.

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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MGSES_RAS_Comment_Form.docx (Sep 16, 2020 – docx)