Valley Sanitary District (California) posted this RFP on Oct 29, 2026. Responses are due Nov 20, 2026. Category: Environmental Services. Questions are due 2026-11-05 16:00. Solicitation number 2026-RFP-006.
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VSD has prepared this Request for Proposals (“RFP”) and is requesting proposals from qualified and interested firms (“Proposers”) for the supply and delivery of bulk chemicals. It is required that bulk chemicals be furnished and delivered as specified, F.O.B., all in accordance with specifications. (the “Project”), RFP NO. 2026-RFP-006 Title: Supply and Delivery of Bulk Chemicals
The District is seeking services for the supply and delivery of 25% Sodium Bisulfite, 12.5% Sodium Hypochlorite, and 37-42% Ferric Chloride. The quantities indicated in Exhibit A are estimates based on the best information available.
Valley Sanitary District (VSD) is seeking competitive bids for the supply and delivery of bulk chemicals. It is required that bulk chemicals be furnished and delivered as specified, F.O.B., all in accordance with specifications. [...] The District requires that critical Contractors be able to continue supplying products in case of unexpected disaster or urgent emergency event. All bidders must supply supporting documentation and/or a summary of plans addressing their ability to do so.
The quantities indicated (Exhibit A) on the bid forms are estimates based on the best information available, however, VSD reserves the right to purchase more or less than the estimated quantities, or to discontinue the use of any chemical prior to the end of the specified bid period, with no additional liability to purchase chemicals from Contractors.
Exhibit A - Estimated Chemical Usages
| Chemical | Concentration | Tank/Tote | Capacity (gal) | Delivery Frequency |
| --- | --- | --- | --- | --- |
| Sodium Bisulfite | 25% | Tank A | 6,100 | 4,000 gals every 30-days |
| Sodium Bisulfite | 25% | Tank B | 6,100 | 4,000 gals every 30-days |
| Sodium Hypochlorite | 12.50% | Tank A | 8,050 | 5,000 gals every 10-days |
| Sodium Hypochlorite | 12.50% | Tank B | 8,050 | 5,000 gals every 10-days |
| Ferric Chloride | 37-42% | Tote | 250 | 1 tote every 30-days |
Certificate of Analysis (COA) and Safety Data Sheets (SDS) are to be submitted with the proposal and must be current at all times. [...] The Contractor will provide weighmaster certificates for all loads.
Contractor shall provide a copy of “Contractor’s Spill Response Plan” within 15 days after receipt of Notice of Award, including the name and phone number of the contact person.
Deliveries must be made within (3) business days after receipt of order. Conditions may arise which require emergency deliveries including holidays, weekends, and night hours within twenty-four (24) hours after notification. [...]
All deliveries shall include weight ticket, Certificate of Analysis (COA), and Safety Data Sheets (SDS). With the exception of emergency deliveries, all deliveries shall be made weekdays (Monday – Friday) between the hours of 7:00am to 2:00pm.
**Submission:** The proposal must be submitted via VSD's eProcurement Portal. Please note that mailed, hand-delivered, faxed, or emailed proposals will not be accepted. The proposal must be received no later than **4:00 pm local time, on or before Friday, November 20, 2026**.
All questions, requests for interpretations or clarifications, either administrative or technical must be requested in writing and directed to VSD via the District's eProcurement Portal Q&A feature.
Evaluation Criteria
| Criteria | Weight (Points) |
| --- | --- |
| Understanding of Project and Project Approach | 30 |
| Scope of Work and Schedule | 25 |
| Relevant Qualifications/Experience | 25 |
| Overall Quality of Proposal | 10 |
| Cost Evaluation | 10 |
Prices provided by Proposers are valid for 90 days from the proposal due date.
Proposers must examine the site and become acquainted with all conditions affecting the work.
Consultant shall not commence work for the District until it has provided evidence satisfactory to the District it has secured all insurance required under this section.
VSD Board Consideration of Award: December 8, 2026.
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