EchoWater Project Opportunities


EchoWater Project Opportunities

Here you will find current contracting opportunities and related information for the EchoWater Project.

Over the next few years, contractors will be hired for a variety of treatment plant upgrade projects through several construction contracts expected to range in value from less than $10 million to more than $400 million.

The combined construction value of all projects is estimated at more than $1 billion. The projects are expected to include a number of wastewater treatment processes, pumping stations, site improvements, electrical and control systems, supporting infrastructure and major excavations.


Notice of Protest-Related Documentation – Tertiary Treatment Facilities (TTF) – Contract 4283

Regional San has elected to post all protests and protest-related documentation at this location after being reviewed by Regional San staff. 

Balfour Subcontractor Listing Correction

Balfour Letter

Flatiron Dragados Cover Letter Bid Protest

Flatiron Dragado Bid Protest


Notice to Contractors – Channel Aeration Blower Design (CAB) – Contract 4385
Posted March 15, 2018

Mandatory Pre-Bid Meeting: March 27, 2018, at 9:00 a.m.
There will be a mandatory pre-bid conference and walk-through for prime contractors at 9:00 am, March 27, 2018 (unless changed by addendum) at the SRWTP Administrative Building, Commons Room at 8521 Laguna Station Road, Elk Grove, CA, 95758. Subcontractors are not required to attend. Attendees should be prepared to walk approximately one mile during the tour. Attendees must email Maggie Kido at with attendee names prior to the meeting.

Questions Due Date: April 23, 2018

Due Date: May 2, 2018, at 1:00 p.m.

General Information

EchoWater Conflict of Interest Guidelines
Revised May 2, 2014

The document below outlines important conflict of interest guidelines for the EchoWater Project.