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Filing UG - 260722

Company: Avista Corporation
DBA: Avista Utilities
Filing Type: Tariff Revision
Case Status: Closed
Dates (Opened & Effective): 08/31/2026 & 11/01/2026
Summary: Revises Tariff WN U-29, Schedules 149, 150, and 155, adjusting rates for Avista's annual Purchased Gas Adjustment. The filing would decrease annual revenues by approximately $1.3 million, or 0.5 percent. The monthly bill for an average residential natural gas customer using 61 therms would increase by $97.19, an increase of $1.0 or 1.0%.

 

Document Type Date Description
Open Meeting Memo 10/29/2026 Open Meeting Memo for the October 29, 2026 Open Meeting.
Replacement Page 10/26/2026 Replacement Page, on behalf of Avista Corporation d/b/a Avista Utilities, from Patrick Ehrbar.
Agenda 10/27/2026 Public Agenda for October 29, 2026.
Replacement Page 10/01/2026 Redacted Workpapers, on behalf of Avista Corporation d/b/a Avista Utilities, from Patrick D. Ehrbar
Replacement Page 09/30/2026 Replacement Pages, on behalf of Avista dba Avista Utilities, from Patrick D. Ehrbar.
Workpapers 08/31/2026 Redacted Workpapers, on behalf of Avista Corporation d/b/a Avista Utilities, from Patrick Ehrbar.
Initial Filing 08/31/2026 Revises Tariff No. WN U-29, on behalf of Avista Corporation d/b/a Avista Utilities, from Patrick Ehrbar.