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City project

Local Advanced Water Purification System Project

Advanced water purification project financed through an Installment Sale Agreement with the California State Water Resources Control Board.

Current status
City Council approved a contract for project work on May 19, 2025.
Location
Wastewater treatment plant
Street view near Wastewater treatment plant
Map of Wastewater treatment plant
  1. April 13, 2026 contract amendment approval

    Council approved additional engineering-services funding and a contract-term extension through December 31, 2028.

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  2. March 4, 2026 update

    Staff reported a $60 million cost, largely funded by Valley Water and Mountain View.

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  3. FY 2026 mid-year revenue adjustment

    The mid-year amendments recognize $17.0 million in revenue from the City of Mountain View for the system.

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  4. August 11, 2025 update

    A public commenter stated that advanced purified water is scheduled to be delivered in June 2028 if the project remains on schedule.

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  5. Contract approval update

    City Council approved an approximately $47 million contract with Anderson Pacific Engineering for the system.

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  6. December 16, 2024 financing authorization

    Council approved the consent-calendar item authorizing the Installment Sale Agreement and revised reimbursement resolution.

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