CAISO: EDAM launch is working; panel points to early savings and independent governance steps

Aug 4, 2026

CAISO officials reported the extended day‑ahead market went live May 1 and is operating well in early months, citing $11,000,000 in savings from the first two participants' initial operations and describing the governance and FERC filing work required to scale the market.

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The California Independent System Operator told a Senate committee that the extended day‑ahead market (EDAM), which went live May 1, has performed smoothly and produced measurable savings in its earliest weeks.

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