2029 Water System Plan Consulting Services

The City of Walla Walla is seeking a Washington-licensed engineering consultant to prepare its 2029 Water System Plan, including climate resilience, asset management, hydraulic modeling, water rights, source-water protection, capital improvement planning, and financial programming.

City of Walla Walla > Public Works/Engineering Division


General
Open (Open)
Oct 20, 2026 11:00 PM
Sep 29, 2026 12:00 PM
Disadvantaged BusinessMinority-Owned Business
Request for Quote/Qualifications (RFQ)
Local
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Contact
aklein@wallawallawa.gov
Submission Instructions
Email
Description

The City of Walla Walla is seeking Statements of Qualifications from qualified engineering firms registered in Washington to prepare a comprehensive update to its 2019 Water System Plan. The selected consultant must prepare the plan in accordance with Washington Department of Health requirements and applicable state guidance, including a Climate Resilience Element, updated asset management inventory, water supply reliability evaluation, water rights self-assessment, water use efficiency program, source-water protection, operations and maintenance planning, hydraulic modeling, capital improvement programming, and a financial program covering the plan approval period and longer planning horizon. The scope includes addressing post-wildfire watershed risks, aquifer storage and recovery expansion, water rights and instream-flow obligations, service-area growth, distribution-system leakage, interties, emergency preparedness, and related regulatory and stakeholder coordination. Deliverables include a DOH-approved and City Council-adopted plan with maps, figures, appendices, editable Word and Excel files, searchable PDFs, GIS data, and updated hydraulic model files. Firms must demonstrate relevant experience, including at least three DOH-approved water system plans for similarly sized and complex systems within the past five years, and provide a response of no more than 20 single-sided numbered pages.

Classification Codes
NAICS541330Engineering Services
PSCC1NEARCHITECT AND ENGINEERING- CONSTRUCTION: WATER SUPPLY FACILITIES
Smart Codes
water system planninghydraulic modelingutility financial planning
Specifications
Service Only
Timeline
Sep 29, 2026-Posted Date
Oct 20, 2026 11:00 PM-Response Due Date
Requirements
Required
  • Minimum 3 references
  • Within the last 5 years
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