Tue, Jul 14, 2020 03:07 PM

M-A032720-04 Update - Proposal to modify Wirtz Remedial Action Scheme

NOTICE DATE: July 14, 2020

NOTICE TYPE: M-A032720-04 Operations

SHORT DESCRIPTION: Update - Proposal to modify Wirtz Remedial Action Scheme


DAYS AFFECTED: July 14, 2020

LONG DESCRIPTION: The in-service date for the Lower Colorado River Authority (LCRA) Remedial Action Scheme (RAS) at Wirtz, designed to prevent thermal overloads on the Wirtz to Flat Rock to Paleface 138kV transmission line (T365) during periods of high output from Ferguson Power Station combined with high wind generation in the West and Panhandle regions, has been postponed. ERCOT will issue a Market Notice after an updated in-service date has been determined.

ADDITIONAL INFORMATION: Information regarding all RASs can be found in the “Remedial Action Schemes and Constraint Management Plans” portlet located on the Market Information System (MIS) Long-Term Planning page.

Please review the ERCOT website for previous Market Notices related to this subject. 

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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