CAISO Unveils Principles for Western Seams Coordination

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Feb 24, 2026 | David Krause

CAISO released a set of guiding principles for upcoming discussions about seams between the ISO, SPP and other entities as the Extended Day-Ahead Market nears its opening in May.

EDAM Energy Market Transmission Operations Western Energy Imbalance Market (WEIM)

KeywordsCAISO Extended Day-Ahead Market (EDAM)California Independent System Operator (CAISO)Federal Energy Regulatory Commission (FERC)seams Southwest Power Pool (SPP)SPP Markets+Western Energy Imbalance Market (WEIM)

David Krause

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