CRR; Operations

Thu, Nov 12, 2020 10:38 AM

W-A101920-02 Retirement of Barney Davis Remedial Action Scheme

NOTICE DATE: November 12, 2020

NOTICE TYPE: W-A101920-02 Operations

SHORT DESCRIPTION: Retirement of Barney Davis Remedial Action Scheme


DAYS AFFECTED: December 2, 2020

LONG DESCRIPTION: ERCOT received a proposal from American Electric Power (AEP) to retire the Barney Davis Remedial Action Scheme (RAS). This RAS is designed to monitor current flow on the six transmission lines connected to the Barney Davis 138 kV bus, which determines the Barney Davis plant's total output. Per the RAS exit strategy, AEP has completed the transmission system upgrades and the RAS is no longer needed.

The proposal to retire the Barney Davis RAS has been approved with an effective date of December 2, 2020.

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) Grid - Transmission 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

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