Project Information

Bid Title

Submerged Microfiltration (MF) Membranes Pre-Qualifications for the Edward C. Little Water Recycling Facility

Issuing Agency

West Basin Municipal Water District

Location

California

Published Date

May 10, 2026

Closing Date

May 26, 2026

Government Level

State & Local

Status

Closed

Ref. #

RFQ-TH-0131

Original Source

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Bid Documents

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Project Description

Project ID: RFQ-TH-0131

Title: Submerged Microfiltration (MF) Membranes Pre-Qualifications for the Edward C. Little Water Recycling Facility

Addenda: 0

Release Date: 5/8/2026

Due Date: 5/26/2026

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Submerged Microfiltration (MF) Membranes Pre-Qualifications for the Edward C. Little Water Recycling Facility

Request For Qualification

Engineering - Production

17533 , 88564 , 89017 , 89020 , 89024 ... show all

Project ID: RFQ-TH-0131

Release Date: Friday, May 8, 2026

· Due Date: Tuesday, May 26, 2026 2:00pm

Posted Friday, May 8, 2026 11:30am

All dates & times in Pacific Time

Draft Response No Bid15 days, 18 hours, 50 minutes

Post Information

Posted At:Fri, May 8, 2026 11:30 AM
Sealed Bid Process:Yes (Bids Sealed / Pricing Sealed)
Private Bid:No

Overview

Summary

West Basin Municipal Water District (West Basin) hereby invites qualified Suppliers to submit Statements of Qualifications (SOQs) for Submerged Microfiltration (MF) Membranes Pre-Qualifications for the Edward C. Little Water Recycling Facility . All suppliers intending to bid must be prequalified before submitting a proposal for this Project. The pre-qualification process will consist of two parts: 1. Review of vendors’ Statement of Qualifications (SOQ), and 2. pre-qualification testing. This solicitation is only to request SOQs. Based on a review of the SOQ’s, a short list of Suppliers may be selected to participate in the subsequent solicitation for pre-qualification testing. It is imperative that prospective bidders complete the prequalification questionnaire in its entirety, provide all requested documentation, and receive approval from West Basin to be included on the final list of qualified bidders. Bids from suppliers that have not complied with these requirements will not be considered.

The completed prequalification questionnaire must be submitted no later than 2:00 pm on Tuesday, May 26, 2026 , at which time electronic submissions will be opened. Suppliers may be advised of any omissions and given an opportunity to address them and will be notified regarding their prequalification status prior to the project’s bid advertisement.

Background

West Basin owns several water recycling facilities that are operated by contract operator. The Phase IV Microfiltration (MF) system at the Edward C. Little Water Recycling Facility (ECLWRF) is a pretreatment for reverse osmosis systems. The MF membranes have reached the end of their life and need to be replaced. The microfiltration membrane supplier (herein called Supplier) shall provide qualifications in accordance with the requirements specified herein.

Timeline

Solicit Proposals:

May 8, 2026

Last Day for Comments or Questions:

May 14, 2026, 4:00pm

Qualifications Submission Deadline:

May 26, 2026, 2:00pm

Notice of Recommended Award:

Week of June 8, 2026

Recommendation to the Board of Directors:

June 17, 2026

Commodity Codes

• NAICS 236220Commercial and Institutional Building Construction
• NAICS 561210Facilities Support Services

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