Washington - Rate Requests
Find information on Electric and Natural Gas tariffs, rate schedule, prices and rate history.
- Schedule 61 - WA Participatory Funding Program (PDF)
This rate adjustment is related to the Participatory Funding Program, required by Washington State law, that requires Avista provide funding to organizations that provide representation to broad customer interests in proceedings before the Commission and collect those amounts from customers on an annual basis. - Schedule 75 - Electric Decoupling Rate Adjustment (PDF)
This rate adjustment is related to Avista’s electric and natural gas decoupling mechanisms. Decoupling mechanisms are designed to break the link between utility revenue and customer’s energy usage. Generally, Avista’s electric and natural gas revenues are adjusted each month based on the number of customers instead of kilowatt hour and therm sales. The difference between revenues based on sales and revenues based on the number of customers is surcharged or rebated to customers beginning in the following year. - Scheduled 91 - Electric Service Energy Efficiency (PDF)
This rate adjustment modifies the level of funding for Avista’s natural gas and electric energy efficiency programs. Each year, customers achieve significant energy savings and receive rebates and incentives through Avista’s energy efficiency programs. The Commission approves the amount of funding for these important programs through a portion of energy rates. - Schedule 98 - WA Renewable Energy Credit Revenue Mechanism (PDF)
This rate adjustment is related to Avista’s Renewable Energy Credit (REC) mechanism applicable to electric customers. - Schedule 161 - WA Participatory Funding Program (PDF)
This rate adjustment is related to the Participatory Funding Program, required by Washington State law, that requires Avista provide funding to organizations that provide representation to broad customer interests in proceedings before the Commission and collect those amounts from customers on an annual basis. - Schedule 175 - Natural Gas Decoupling Rate Adjustment (PDF)
This rate adjustment is related to Avista’s electric and natural gas decoupling mechanisms. Decoupling mechanisms are designed to break the link between utility revenue and customer’s energy usage. Generally, Avista’s electric and natural gas revenues are adjusted each month based on the number of customers instead of kilowatt hour and therm sales. The difference between revenues based on sales and revenues based on the number of customers is surcharged or rebated to customers beginning in the following year. - Schedule 191 - Natural Gas Service Energy Efficiency (PDF)
This rate adjustment modifies the level of funding for Avista’s natural gas and electric energy efficiency programs. Each year, customers achieve significant energy savings and receive rebates and incentives through Avista’s energy efficiency programs. The Commission approves the amount of funding for these important programs through a portion of energy rates. - Schedule 99 – Colstrip (October 31, 2024)