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Filing UW - 250739

Company: Washington Water Service Company
DBA:
Filing Type: Tariff Revision
Case Status: Formal
Dates (Opened & Effective): 09/25/2025 & 03/15/2026
Summary: General rate increase request that, as originally filed, would have generated approximately $4.0 million (36.7 percent) in the Company’s East Pierce service area and approximately $897,000 (6.6 percent) in the Company’s “Legacy” service area. An approximate combined $4.9 million (19.9 percent) additional annual revenue for water services. The Company provides regulated water service to approximately 37,600 customers in Clallam, Jefferson, King, Kitsap, Mason, Pierce, San Juan, and Thurston counties. The Company’s last general rate increase became effective on July 28, 2023.

 

Document Type Date Description
Comment 07/24/2026 Offer of Public Comment Exhibit, Bench Request No. 01, on behalf of Public Counsel, from Tad O'Neill.
Transcript 06/30/2026 Transcript; Volume 1; June 30, 2026; Pages 1-51.
Notice 07/09/2026 Customer Notice, on behalf of Washington Water Service Company.
Notice - Opportunity to file Written Comment 07/01/2026 Notice Cancelling Hearing and Notice Requiring Filing of Comments (By July 24, 2026, at 5 p.m.)
Notice of Hearing 06/01/2026 Notice of Virtual Public Comment Hearing (set for Tuesday, June 30, 2026, at 6:30 p.m.).
Agreement - Settlement 05/20/2026 Full Multiparty Settlement Agreement, with Direct Testimony of Gregory Shimansky, on behalf of Washington Water Service Company and Staff of the Washington Utilities and Transportation Commission, from Hanna Campbell.
Testimony 05/20/2026 Settlement Testimony of Benjamin Sharbono, on behalf of Staff, from Josephine Strauss.
Testimony 05/20/2026 Settlement Testimony of Kai Hiatt, on behalf of Public Counsel, from Tad Robinson O'Neill.
Notice 05/18/2026 Notice of Change in Public Comment Hearing, Date Set to June 30, 2026 at 6:30 p.m.
Notice 04/30/2026 Notice Suspending Procedural Schedule and Requiring Filing of Settlement Documents
Notice - Workshop 04/07/2026 Notice of Second Virtual Technical Workshop (set for Monday, April 3, 2026, 2 p.m. until 3 p.m.)
Confidentiality Agreement 03/20/2026 Confidentiality Agreements of Gaby Penvenne, Gregory Shimansky, Matt Brown, and Nicholas Weaver, on behalf of Washington Water Service Company, from Michael Highfill.
Transcript 03/17/2026 Transcript; Volume 1; March 17, 2026; Pages 3 - 23
Notice - Workshop 03/17/2026 Notice of Virtual Technical Workshop (set for Monday, March 23, 2026, 10 a.m. until 12 p.m.)
Confidentiality Agreement 03/11/2026 Confidentiality Agreement for Tiffany Van Meter, on behalf of Staff, from Josephine Strauss.
Order - Prehearing Conference 03/11/2026 Order 03 Prehearing Conference Order; Notice of Hearing (Virtual Evidentiary Hearing Set for July 15-16, 2026 at 9 a.m.)
Letter 03/03/2026 Letter, on behalf of Staff, from Josephine Strauss.
Letter 03/03/2026 Letter to inform Judge Thompson that the parties to this proceeding have conferred, and have identified several mutually acceptable dates for an early technical workshop and for early settlement conferences, but have not been able to reach agreement regarding a procedural schedule in this case in the event this proceeding is fully litigated.
Testimony 03/02/2026 Redacted Direct Testimony of Gregory Shimansky, Michael Collard, Nicholas Weaver and John Puccinelli, on behalf of Washington Water Service Company, from Michael Highfill.
Notice - Errata 02/20/2026 Notice of Erratum to Order 01 Complaint and Order Suspending Tariff Revisions.
Notice of Hearing 02/20/2026 Notice of Virtual Prehearing Conference
Confidentiality Agreement 02/11/2026 Confidentiality Agreement signed by Kelsey Hanson, on behalf of Staff, from Josephine Strauss.
Order - Open Meeting Final 01/29/2026 Order 1 Complaint and Order Suspending Tariff Revisions.
Comment 01/28/2026 Comments, on behalf of Washington Water Service Company, from Jocelyn Pease.
Open Meeting Memo 01/27/2026 Open Meeting Memo for the January 29, 2026 Open Meeting.
Agenda 01/23/2026 Public Agenda for January 29, 2026 Open Meeting.
Letter 11/25/2025 Request to Extend the Effective Date to March 15, 2026, per discussion with Commission Staff, on behalf of Washington Water Service Company, from Jocelyn Pease.
Confidentiality Agreement 11/24/2025 Confidentiality Agreements signed by Rachel Breslin, Alexandra Kory, Jean Martin, Tad Robinson O'Neill, Robert Sykes, Jean Marie Dreyer, Kai Hiatt, Callahan Moriyasu, Andrew Reeves, on behalf of Public Counsel, from Jean Martin.
Confidentiality Agreement 11/20/2025 Confidentiality Agreements signed by Zhujun Cheng and Mike Young, on behalf of Staff, from Josephine Strauss.
Confidentiality Agreement 11/20/2025 Confidentiality Agreements signed by Josephine Strauss, Sydney Goldberg, Jing Roth, Benjamin Sharbono and Jaclynn Simmons, on behalf of Staff, from Josephine Strauss
Confidentiality Agreement 11/18/2025 Confidentiality Agreements signed by Jocelyn Pease and Skylar Sumner, on behalf of Washington Water Service Company, from Michael Highfill.
Order - Protective 11/18/2025 Order 01 Protective Order.
Motion 11/07/2025 Motion for Standard Protective Order, on behalf of Washington Water Service Company, from Michael Highfill.
Notice - Appearance 10/20/2025 Notice of Appearance of Tad Robinson O’Neill, Alexandra Kory and Robert Sykes, on behalf of Public Counsel, from Tad Robinson O'Neill.
Letter 10/17/2025 Notice to extend the effective date of the Company’s proposed tariff revision from November 15, 2025, to December 15, 2025, on behalf of Washington Water Service Company, from Jocelyn C. Pease.
Notice - Appearance 10/08/2025 Notice of Appearance of Josephine Strauss and Sydney Goldberg, on behalf of Staff, from Josephine Strauss.
MAIN SERVICE LIST 07/22/2026 MAIN SERVICE LIST
Notice - Appearance 10/08/2025 Notice of Appearance of Jocelyn Pease and Skylar Sumner, on behalf of Washington Water Service Company, from Michael Highfill.
Workpapers 09/25/2025 Workpapers, on behalf of Washington Water Service Company, from Matt Brown.
Initial Filing 09/25/2025 Revises Tariff No. WN U-3, on behalf of Washington Water Service Company, from Matt Brown.