City of Santa Rosa image CIP

Capital Improvement Project


Laguna Treatment Plant Flood Protection

Estimated Construction Schedule: Slated to begin June, 2026 and is anticipated to be completed October, 2027.
Construction Contract Amount: Pending
Project ID #: 544
Description: This project will install flood protection facilities for the Laguna Treatment Plant (LTP), the Geysers and Reclamation Pump Stations, and Biosolids facility. The overall flood protection system will include elevating portions of Llano Road, installing a passively activated floodgate across Llano Road, and installing earthen berms at strategic locations adjacent to the LTP at heights compliant with FEMA requirements.

Winter-Spring 2026: Design Plans are approximately 90% complete. Work with permitting agencies continues. This project is a Federal grant funded project. This project is very tentatively scheduled to advertise for bids approximately 3 months prior to the "Estimated Construction Schedule" begin date shown above. However, due to the complications surrounding the permits and the grants the schedule is in flux.

Contacts:

Andrew Wilt
Associate Civil Engineer
City of Santa Rosa
(707)543-3878
awilt@srcity.org

Michael Mirich
Civil Engineering Tech III
City of Santa Rosa
+17074819395
MMirich@srcity.org

Ben Bryant, PE
Consultant Project Manager
Brelje and Race
707-576-1322
bryant@brce.com

Correspondence:
Advance Project Notice - Spanish
Advance Project Notice
Community Wide Infrastructure Flood Mitigation Project Public Notice

Other Information:
Initial Public Notice
Initial Study/Proposed MND
Notice of Intent to Adopt a Mitigated Negative Declaration
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Project Image

Note: All dates and times are subject to change.