City Council Agenda
Memo to:
Manteca City Council
From:
Michael Selling, Director of Engineering/City Engineer
Prepared by: Wing Chang, Assistant Engineer;
Somporn Boonsalat, Deputy Director of Engineering Date: November 17, 2026 Subject: Well 22 PFAS Treatment Facility Project CIP No. 26033 – Award of Construction Contract
Recommendation:
title
Adopt a resolution determining Conco West, Inc. as the lowest, responsive, and responsible bidder for the Well 22 PFAS Treatment Facility Project CIP No. 26033 (District 1: at Walnut Place Park); awarding the construction contract to Conco West, Inc. in the amount of $2,844,000; approving a budget appropriation of $4,200,000 in the Water O&M Fund (Fund 680) to CIP No. 26033; approving a project contingency of $2,610,736; approving the California Environmental Quality Act Notice of Exemption determination (exempt from CEQA pursuant to 14 Cal. Code Regs. § 15301(b)); and authorizing the City Manager or designee to take all appropriate actions necessary to carry out the purpose and intent of the resolution.
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Background:
The Environmental Protection Agency (EPA) adopted new national drinking water standards for six Polyfluoroalkyl Substance (PFAS) compounds. Public water systems must complete initial monitoring and begin compliance monitoring and reporting by 2027. Full compliance with all Maximum Contaminant Levels (MCL) must be achieved before 2029. Water quality testing has detected PFAS compounds in Well 22 at concentrations exceeding the advisory levels set by the EPA.
The City of Manteca (City) joined a class action lawsuit against PFAS manufacturers 3M, DuPont, Tyco, and BASF for a settlement to be used towards known PFAS treatment.
To date, $2,188,232 has been appropriated to the Project account that the city received from settlement revenue.
On October 21, 2025, the City Council was notified by the Water Division that Perfluorooctanoic Acid (PFOA) and Perfluorohexane Su...
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