CAISO's Western Energy Imbalance Market hit a record $739 million in member benefits in 2021, putting its total close to $2 billion since it launched in 2014.

Washington utilities Avista and Tacoma Power will not delay their entry into the Western EIM, despite BPA’s decision to postpone joining by two months.

The Bonneville Power Administration said it will delay its entry into the Western EIM by two months to work out technical and training issues.

NWPP took its first steps implementing its Western Resource Adequacy Program, allowing participants to submit resource data for a “nonbinding” phase.

Thousands of customers of Avista Utilities lost power during a record-smashing heat wave when the utility ordered rolling blackouts in Spokane, Wash.

Heather Rosentrater shared Avista's plan for wildfire risk mitigation at NARUC's Annual Meeting and Education Conference.

FERC ruled Avista violated its own tariff by requiring BPA to acquire additional firm point-to-point transmission service to self-supply operating reserves.

Four Western utilities generally complied with FERC Order 845 but had shortcomings in several common areas, the commission found.

Avista's [NYSE:AVA] Scott Kinney explained the factors that led to the utility's decision to join CAISO's EIM during the market’s Regional Issues Forum.

Pacific Northwest members reaped an unusually large chunk of the Western EIM's benefits in the first quarter, leaning on it to keep up with demand.