Water Treatment Chemicals and Supervisory Services

Pima, ArizonaArizona, USADue Tuesday, October 6, 2026

Client: Pima, Arizona
RFP Number: WATER-1004
Posted: —
Category: Water Purification and Sewage Services, Supplies, Components, Accessories or Related Equipments
Budget: Looking for Proposals
NAICS: —
Set-aside: —
Contact: —

Description

AI Generated

Pima County requests proposals from qualified vendors to provide water treatment chemicals and supervisory services for various maintenance shops, central plants, and buildings across the Downtown/Metro, Kino Corridor, Outlying and Mission Road, Central Plant Systems, and Public Works areas. The scope includes routine service as well as non-routine, as-needed chemicals. The County intends to award multiple contracts. Eligibility limits participation to onshore USA organizations, and the vendor will perform the work offsite from their office premises. The County is looking for proposals to establish the budget. Vendors must submit proposals online through the BidNet portal before October 6, 2026, at 1:00 P.M. MST. A mandatory pre-proposal conference will take place on September 9, 2026, at 9:00 A.M. MST at the Pima County Procurement Department in Tucson, Arizona. Vendors must submit all questions by September 24, 2026.

Key solicitation details

AI-extracted from RFP-2600010340 - Water Treatment Chemicals and Supervisory Services.pdf. Confirm against the original documents before bidding.

Pima County requires water treatment chemicals and supervisory services for various maintenance shops and central plants in the greater Tucson metropolitan area. The County intends to award multiple contracts to qualified and responsible proposers. Proposals received from organizations that did not attend the mandatory pre-proposal conference will not be evaluated.

Issued by: Pima County
Mandatory Pre-Proposal Conference: September 9, 2026 AT 9:00 A.M. LOCAL TUCSON AZ TIME (MST)
Questions due: no later than September 24, 2026
Proposals due: October 6, 2026 AT OR BEFORE 1:00 P.M. LOCAL TUCSON, AZ TIME (MST)
How to submit: Electronic via the BidNet solicitation portal only
Submission details: Submittals must be uploaded via BidNet. Emailed or faxed proposals are not accepted. Complete and signed Offer Agreement required.
Set-aside: 5 percent cost preference for proposals up to $500,000 per contract year for firms with City of Tucson SBE Certification.
Place of performance: Greater Tucson metropolitan area, Arizona
Insurance and bonding: General Liability with limits of $2,000,000 Each Occurrence and $2,000,000 General Aggregate; Statutory Workers Compensation. Insurers must be licensed in Arizona with A.M. Best rating of not less than A- VII.

How proposals are evaluated

Cost (Total Price Proposed)	15
Company Background	10
Key Personnel	15
Project Plan	40
References	15
Sustainability	5

Scope of work

Water treatment chemicals and supervisory services
Water testing on open re-circulating and closed systems
Quarterly laboratory analysis of water systems
Recommendations for complying with ASHRAE, USDA, OSHA, USEPA, and local codes
Provision of dipstick total bacteria testers and SRB test kits
Corrosion coupon installation and quarterly evaluation

Minimum qualifications

Attendance at mandatory pre-proposal conference
Demonstrated capability, experience, integrity, reliability, and facilities to perform requirements
Key personnel with relevant experience matching equipment needs

Documents to include with the bid

Completed and signed Offer Agreement (25 pages including Exhibit A)
Proposal responding to Exhibit B Narrative Evaluation Criteria
Completed Exhibit C: Anticipated Chemical Treatment Materials
Exhibit D: Reference Form from 3 current clients
Supporting documentation demonstrating minimum qualifications
City of Tucson SBE Certification copy if applicable

Verify important details

Document check

Confirm submission instructions and amendments with the issuing agency before responding.

1 available fileDocuments checked Sep 1, 2026