NOTICE DATE: December 20, 2021
NOTICE TYPE: W-B122021-01 Operations
SHORT DESCRIPTION: 2022 Minimum Monthly Ancillary Service Requirements
INTENDED AUDIENCE: ERCOT Market Participants
DAYS AFFECTED: January 1, 2022
LONG DESCRIPTION: On December 10, 2021, the ERCOT Board of Directors approved the 2022 ERCOT Methodologies for Determining Ancillary Service Requirements (“AS Methodology”). The approved changes affect the methodology for determining Responsive Reserve Service and Non-Spinning Reserve Service. ERCOT’s December 10 2021 presentation to the ERCOT Board of Directors provides additional details about these changes. The 2022 AS Methodology will be effective beginning January 1, 2022.
Per the 2022 AS Methodology, the minimum monthly Ancillary Services quantities for 2022 have been posted in the Ancillary Service Requirement Methodology report (EMIL ID NP3-783-M, Report ID 13036) on ERCOT’s Market Information System (MIS). The posted quantities reflect minimum requirements only. ERCOT will follow-up with a Market Notice if any upward adjustments to these minimum quantities are made.
Note that, the 2022 AS Methodology sets the minimum capacity required from Resources providing Primary Frequency Response to provide RRS to 1,240 MW. This updated limit will be effective beginning January 1, 2022 also.
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 [log in to unmask].
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