UTC Case Docket Details

Docket Number 230645

Case Docket Details Table
Docket Number UW-230645
Company Washington Water Service Company
Filing Type Petition for Accounting Order
Industry (Code) Water (160)
Status Closed
Lead Staff Stark, Rachel (UTC)
Filed Date 08/08/2023
Effective Date N/A
Summary Petition for accounting deferral of cost associated with treatment, testing and mitigation of Polyfluoroalkyl (PFAS) substances. Under WAC 480-07-370(3)(b), Washington Water Service Company is requesting accounting deferral of all costs related to PFAS, including expense, capital, and carrying costs. The Company seeks to defer costs from January 1, 2023, going forward, to track and preserve costs for separate ratemaking treatment. The Company will test approximately 400 group A wells and 100 group B wells.

Event History

  • 09/14/2023 -- Approved (Allowed to become effective per the Consent agenda.)
  • 09/14/2023 -- Closed
  • 09/14/2023 -- Open Meeting
  • 08/11/2023 -- Pending
  • 08/11/2023 -- Open