Welcome to the City of Davis Wastewater Treatment Plant Upgrade project website.  Look here for information about the project status and schedule, and for opportunities to get involved.

The project will design and construct improvements to the City’s existing wastewater treatment plant in order to meet State and Federal regulatory discharge requirements contained in our adopted 2007 National Pollutant Discharge Elimination System (NPDES) permit. The compliance schedules contained within the 2007 permit provide the City until October 2017 to complete the project.

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New bar screens in operation

A major objective of the Rehabilitation and Replacement project was to improve how the facility removes unwanted constituents from incoming wastewater before it reaches the treatment process. Examples are rags and plastics. These items can damage downstream treatment equipment and increase maintenance costs. The existing single bar screen was replaced by two new bar screens with …

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14-0625 Agreement signing

City Council Approves DB Agreement

On Tuesday, June 24th, the Davis City Council approved the Design-Build Agreement with AECOM & WM Lyles for the design, construction and commissioning of the City’s Secondary and Tertiary Improvements Project. Approval of the agreement is an important milestone and keeps the City on schedule to meet our discharge permit requirements by October 2017.   Pictured: Davis Mayor Joe …

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