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  5. ›SITE MODIFICATIONS AT THE PALMYRITA WATER TREATMENT PLANT…

City of Riverside·California

SITE MODIFICATIONS AT THE PALMYRITA WATER TREATMENT PLANT FOR PFAS REMOVAL

Closes 11/24/2026$30M – $40MInvitation for Bid
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Description

This solicitation calls for a full design‑build, installation, testing and commissioning of PFAS‑removal upgrades at the Palmyrita Water Treatment Plant in Riverside, CA. The contractor must supply and install ion‑exchange pressure‑vessel systems, pre‑filters, a booster pump station, structural concrete, extensive above‑ and below‑ground piping, electrical and instrumentation, a standby generator, and provide full commissioning, training and O&M documentation. The work must be performed within strict weekday hours, with no plant shutdowns from March 1 to November 1, and must comply with prevailing‑wage, Buy‑America, AIS, NSF and environmental regulations.

Attached files

The solicitation documents live at the source — open the bid source above to download them.

Contact

Kristan Nordmeyer

[email protected]

Key dates

Opened
10/15/2026
Questions due
11/6/2026
Pre-bid meeting
10/28/2026
Closes
11/24/2026
Projected award
1/1/2027
Duration
700 days

Last updated

Details

Type
Invitation for Bid
Industry
Construction
NAICS
237120
Solicitation №
RPU-8289

Budget estimate

$30,000,000 – $40,000,000

The bid details list an estimated contract value of $37,000,000. Considering typical bid‑bond (10 %) and potential change orders, a realistic earnings range for the contractor is roughly $30 M to $40 M. Factors influencing the final amount include the exact scope of equipment supplied, any schedule extensions, and compliance‑related costs (Buy‑America, prevailing‑wage, environmental permits).

AI estimate from the solicitation

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