City of Greenfield - Wastewater Treatment Plant Upgrade Project - 2026
City of GreenfieldCity · Greenfield, CA- Due
- Oct 28, 2026
- Deadline passed
- Posted
- Sep 21, 2026
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Summary
The City of Greenfield is inviting bids for furnishing all labor, materials, equipment, training, and warranties necessary for the construction and start-up of a fully operational wastewater treatment plant using a packaged membrane bioreactors (MBR) facility.
The upgraded 2.0 million gallons per day (MGD) wastewater facility will be located on the northeast end of Walnut Avenue in Greenfield, CA, to meet stringent Waste Discharge Requirements under WDR Order No. R3-2020-0020 with an effluent total nitrogen limit of 10 mg/L. A mandatory in-person pre-bid meeting is scheduled for October 5, 2026, followed by a site visit. RFIs are due by October 12, 2026, and bids are due by October 28, 2026, at 2:00 pm. Bid forms and specifications are available via the City of Greenfield website and Planet Bids.
- Submit to
- https://vendors.planetbids.com/portal/78539/portal-home
- Scope location
- Greenfield, CA
Questions about this BID
How do I respond to this Bid from City of Greenfield?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is October 28, 2026. Submissions should be delivered to: https://vendors.planetbids.com/portal/78539/portal-home.
Can small businesses or minority-owned firms bid on this Bid?
Most government agencies, including City of Greenfield in CA, encourage participation from small businesses, minority-owned, women-owned, and disadvantaged business enterprises (MBE/WBE/DBE). Check the full solicitation for any small business participation goals.
What happens after the Bid submission deadline?
After the deadline, the issuing agency reviews all submissions against the stated evaluation criteria. This typically includes a compliance check, technical evaluation, cost analysis, and may involve oral presentations with shortlisted vendors.
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Where can I find more RFPs from City of Greenfield?
All active and historical solicitations from City of Greenfield are tracked and searchable. As a city agency, City of Greenfield regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
What documents are required to bid on this Bid?
Requirements vary by solicitation, but common documents include a technical proposal, cost/price proposal, proof of insurance, relevant certifications, past performance references, and any forms specified in the solicitation. Review the full document from City of Greenfield for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Greenfield, CA. Review the full solicitation for detailed scope requirements.