ERCOT IMM Raises Concerns over Newest Ancillary Service
ECRS Has Cost $608M Since June, Monitor Says
Simulated energy cost increases from higher online reserve procurements June 10-Aug. 31, 2023. | Potomac Economics
Sep 25, 2023
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ERCOT’s Independent Market Monitor says the grid operator’s recent implementation of its first ancillary service in 20 years has nearly doubled the amount of required online reserves.
