NOTICE DATE: July 15, 2025

NOTICE TYPE: M-A071525-01 Operations

SHORT DESCRIPTION: Notice of Revised Maximum Daily Resource Planned Outage Capacity Methodology

INTENDED AUDIENCE: All Market Participants

DAYS AFFECTED: July 15, 2025

LONG DESCRIPTION: The ERCOT Board of Directors approved revisions to the methodology used to calculate the Maximum Daily Resource Planned Outage Capacity (MDRPOC) at its June 2025 meeting. The revised methodology is effective today, July 15th, 2025, and can be found on ERCOT.com at the following link. The MDRPOC has been updated using the revised methodology as well.

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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