APS Would See Greater Savings in EDAM, Analysis Finds
Arizona Commission Chair Continues to Question EDAM Governance
Aurora modeled the benefits to Arizona utilities of joining EDAM or Markets+ based on this projected market footprint. | Aurora Energy Research
Feb 25, 2026
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Arizona Public Service would save $110 million/year by joining CAISO's Extended Day-Ahead Market rather than SPP's Markets+, a new analysis found.
