operations

6/30/20 2:35 PM

M-A032720-03 Update - Proposal to modify Wirtz Remedial Action Scheme


NOTICE DATE: June 30, 2020

NOTICE TYPE: M-A032720-03 Operations

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

INTENDED AUDIENCE: ERCOT Market Participants

DAYS AFFECTED: July 13, 2020

LONG DESCRIPTION: ERCOT has reviewed the proposal from the Lower Colorado River Authority (LCRA) to modify the Remedial Action Scheme (RAS) at Wirtz.  The Wirtz RAS is 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.

ERCOT has approved the modification to the Wirtz RAS.  The RAS modification is scheduled to be in service on July 13, 2020.

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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