1. Home
  2. UTC Case Docket Detail Page
  3. UTC Case Docket Document Sets

UTC Case Docket Document Sets

Filing UE - 260901

Company: Avista Corporation
DBA: Avista Utilities
Filing Type: Tariff Revision
Case Status: Pending
Dates (Opened & Effective): 10/30/2026 & 01/01/2027
Summary: Revises Tariff No. WN U-28 to update the Company’s avoided costs as described. Importantly, Avista made adjustments to the workpapers utilized in determining 2026 avoided costs, these changes include using the draft 2027 Electric Integrated Page 2 of 7 Resource Plan (IRP) and results from the ongoing 2025 All-Source Request for Proposal (RFP).

 

Filter by document type: All | Initial Filing | Workpapers
Document Type Date Description
Workpapers 10/30/2026 Redacted Workpapers, on behalf of Avista Corporation d/b/a Avista Utilities, from Amanda Ghering.
Initial Filing 10/30/2026 Revises Tariff No. WN U-28, on behalf of Avista Corporation d/b/a Avista Utilities, from Amanda Ghering.