CB 121160 — Version 1 https://webapi.legistar.com/v1/seattle/Matters/16828/Texts/18168 CITY OF SEATTLE ORDINANCE __________________ COUNCIL BILL __________________ ..title AN ORDINANCE authorizing the General Manager and CEO of Seattle Public Utilities to enter into an interlocal agreement to participate in the regional Water Supply Forum to coordinate and collaborate on current and future regional drinking water supply issues in King, Snohomish, and Pierce counties; and ratifying and confirming certain prior acts. ..body WHEREAS, regional drinking water suppliers, purveyors, and association leaders in the Puget Sound region have been meeting as the Water Supply Forum ("Forum") since 1999, as an informal association, to coordinate and collaborate on current and future water supply and water resource items and projects of mutual interest and benefit; and WHEREAS, this collaboration benefits residents of King, Snohomish, and Pierce counties; and WHEREAS, the Forum members previously entered funding agreements to cooperatively fund activities, including consultant assistance, consistent with their mutual interests in accordance with identified budgets; and WHEREAS, the Forum members entered into a Memorandum of Agreements covering the period 2021 through 2025, and expiring December 31, 2025; and WHEREAS, the Forum members determined the interlocal agreement process established under chapter 39.34 RCW is the most appropriate vehicle for its funding agreements; NOW, THEREFORE, BE IT ORDAINED BY THE CITY OF SEATTLE AS FOLLOWS: Section 1. The General Manager and CEO of Seattle Public Utilities is authorized to execute, for and on behalf of The City of Seattle, an agreement with the City of Everett, the City of Tacoma, and the Cascade Water Alliance, substantially in the form attached as Attachment 1 to this ordinance. Section 2. Any act consistent with the authority of this ordinance taken after its passage and prior to its effective date is ratified and confirmed. Section 3. This ordinance shall take effect as provided by Seattle Municipal Code Sections 1.04.020 and 1.04.070. Passed by the City Council the ________ day of _________________________, 2026, and signed by me in open session in authentication of its passage this ________ day of _________________________, 2026. ____________________________________ President ____________ of the City Council Approved / returned unsigned / vetoed this ____day of _______________, 2026. ____________________________________ Katie B. Wilson, Mayor Filed by me this ________ day of _________________________, 2026. ____________________________________ Scheereen Dedman, City Clerk (Seal) Attachments: Attachment 1 - Water Supply Forum Interlocal Agreement 2026-2035 Martha Neuman SPU Supply Forum ILA ORD D1a 2 Template last revised December 16, 2025 2 Version No. 1