City of Santa Rosa image CIP

Capital Improvement Project

Geysers - Delta Connection Improvements

Estimated Construction Schedule: Slated to begin August, 2022 and is anticipated to be completed October, 2023.
Construction Contract Amount: Pending
Project ID #: 2111
Description: Upsize approximately 130 linear feet of the existing 12" diameter connection between the Geysers Pipeline and Delta Pond to 24" diameter. This will allow high flows of recycled water to be delivered to Delta Pond using the Geysers pipeline as a redundant supply line to the reclamation piping network.

Construction Update Image

August 2023: Nesting birds surveys in August 2023 have indicated that the bird nesting season is essentially complete in this area. Use of the Access Road (the corridor where the bird nesting was taking place ealier in the summer) will begin again August 28.


Andrew Wilt
Associate Civil Engineer
City of Santa Rosa

Michael Mirich
Civil Engineering Tech III
City of Santa Rosa
+1 (707) 481-9395

David Coleman
Consultant Design Engineer
Brelje and Race
707) 636-3756

Phone: (707) 876-3410
Fax: (707) 876-3256

James Piazza

Joel Piazza
Project Manager

Other Information:
Notice Of Completion And Environmental Document Transmittal
Notice of Intent to Adopt a Mitigated Negative Declaration
Santa Rosa Geyser Diffuser Improvements IS-MND
C02111 Invitation for Bids (for information only - see PlanetBids for bidding)
C02111 Plans (for information only - see PlantetBids for bidding)
Pre-Bid Roster
Bid Tabulation
Revised Bid Tabulation
Click for larger image
Project Image

Note: All dates and times are subject to change.