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Published September 23, 2025 at 8:00 PM

Updated October 7, 2025

This is a service / maintenance or supply contract in Ontario, California. Contact the soliciting agency for additional information.

The city of ontario is seeking qualified suppliers to provide 2 water treatment plant cartridge filter types. 1. Harmsco, hurricane cartridge filter polyester-plus, 5-micron, max flow rate 150 gpm, nsf-61 Hc/170-5, 7 3/4 " x 30 3/4 " 2. Hydroscientific, pleated jumbo high flow filter cartridge pleated synthetic jumbo, max flow 150 gpm, 5-micron, nsf-61 hsc-170-5, 7 3/4 " x 30 3/4 " Bid valid 90 calendar days Project duration 1 year with option to extend four (4) additional, 1-year periods Pre-bid meeting no Question deadline 09/29/2025 at 11:00 am pt online q&a yes Such requests shall include the name of the material or equipment for proposed substitution including drawings, performance and test data, and other information necessary for an evaluation. A statement setting forth changes in other materials, equipment or other portions of the work including changes in the work prompted by the substitution shall be included. The burden of proof of the merit of the proposed substitution is upon the proposer. The city's decision of approval or disapproval of a proposed substitution shall be final. The city reserves the right to order more, less, or no items at the "per unit cost" stated in the bid proposal.

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Water / Sewer

Public - City

Service, Maintenance and Supply

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