Construction & Business Opportunities


Zone 7 collaborates with many businesses and contractors to best serve our customers and partner agencies. Current requests for proposals (RFPs) and quotes (RFQs) can be found here. We look forward to working with you to continue our mission of providing excellent water and flood protection services throughout the Tri-Valley area.

Construction site with cement building being worked on.


Landfill Disposal Services

Request for Quotation #2022-03

Document Released for Solicitation:  September 8, 2021

Deadline for Submission of Written Questions:  September 15, 2021, 2:00 PM

Quotation Due By:  September 22, 2021, at 2:00 PM


State Legislative Advocacy Services

Request for Proposal #2022-02

RFP Issue Date: Thursday, August 19, 2021

Questions Due: August 26, 2021 by 5:00 p.m. PST

Issue Addendum (if needed): September 1, 2021

Deadline for Proposal Submission: September 9, 2021 by 3:00 p.m. PST

Proposal Rating: September 9-16, 2021

Panel Interviews (if needed): September 20-24, 2021

Notice of Intent to Award: September 30, 2021

Zone 7 Board Approval: October 20, 2021