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Wholesale Merchant Ancillary Services

Avista Corporation offers Dynamic Capacity and Energy Service, Spinning Reserve Service, and Supplemental Reserve Service to eligible off-system customers. Avista Corp makes these ancillary services available through its merchant function under two separate tariffs:

Avista Corp offers Dynamic Capacity and Energy Service, Spinning Reserve Service, and Supplemental Reserve Service at market-based rates under Avista Corp’s FERC Electric Tariff Volume No. 9. 

Avista Corp also offers Dynamic Capacity and Energy Service, Spinning Reserve Service, and Supplemental Reserve Service at “up to” cost-based rates under Avista Corp’s FERC Electric Tariff Volume No. 10.

Customers may make inquiries regarding price and availability or request service by calling Avista Corp's merchant function at (509) 495-8534. Please take a moment to read Avista Corp's helpful Procedures for Making Inquiries or Requests for Service before calling.

Contacts

If you have any questions regarding Avista Corp’s off-system ancillary services or the procedures and eligibility requirements described above, please call Avista Corp’s merchant function at (509) 495-8534.

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