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Orange County Sanitation District Solids Deep Well Injection RFP J-143 PDB

Orange Co Sanitation District logoOrange Co Sanitation District
Due
Aug 11, 2026
Deadline passed
Posted
Jun 16, 2026
Primary contact
Monica Sanchez
(714) 593-7597

The 30-second brief

What they're buying

The Orange County Sanitation District (OC SAN) is soliciting proposals for the Solids Deep Well Injection System (SDWIS) at Plant No. 1, a multiphase capital project (J-143). The scope includes the design, permitting, construction, testing, and commissioning of a full-scale deep well injection facility to manage approximately 520 gallons per minute of digested sludge, with future capacity for Plant No. 2. Key requirements involve subsurface drilling, major civil and mechanical construction, wastewater solids handling, odor control, and electrical infrastructure expansion. The project also requires multi-agency regulatory coordination for permits including EPA UIC and SCAQMD. A two-year extended performance acceptance test period follows commissioning. Proposals are due by August 11, 2026, at the Fountain Valley submission location.

What you must deliver

Permitting documents (EPA UIC, SCAQMD, Local permits), Test well facility, Full buildout of surface and subsurface facilities, Operational systems

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Summary

The Orange County Sanitation District (OC SAN) is soliciting proposals for the Solids Deep Well Injection System (SDWIS) at Plant No. 1, a multiphase capital project (J-143).

The scope includes the design, permitting, construction, testing, and commissioning of a full-scale deep well injection facility to manage approximately 520 gallons per minute of digested sludge, with future capacity for Plant No. 2. Key requirements involve subsurface drilling, major civil and mechanical construction, wastewater solids handling, odor control, and electrical infrastructure expansion. The project also requires multi-agency regulatory coordination for permits including EPA UIC and SCAQMD. A two-year extended performance acceptance test period follows commissioning. Proposals are due by August 11, 2026, at the Fountain Valley submission location.

REQUIRED DELIVERABLES

4
  • Permitting documents (EPA UIC, SCAQMD, Local permits)
  • Test well facility
  • Full buildout of surface and subsurface facilities
  • Operational systems

REQUIRED ATTACHMENTS

Attachment A – Phase 1 Scope of Work

Submit to
18480 Bandilier Circle, Fountain Valley, CA, 92708
Scope location
Fountain Valley, CA
Reported agency
Orange County Sanitation District

Questions about this RFP

How do I respond to this RFP from Orange Co Sanitation District?

Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is August 11, 2026. The solicitation specifies required deliverables that must be addressed in your response. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: 18480 Bandilier Circle, Fountain Valley, CA, 92708. For questions, contact Monica Sanchez.

Can small businesses or minority-owned firms bid on this RFP?

Most government agencies, including Orange Co Sanitation District 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 RFP 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.

Can I ask questions about this solicitation before submitting?

Yes, most solicitations allow vendors to submit questions during a designated period. The primary contact is Monica Sanchez at (714) 593-7597. Questions and answers are typically shared with all prospective bidders.

What are the key deliverables?

The solicitation specifies the following deliverables: Permitting documents (EPA UIC, SCAQMD, Local permits), Test well facility, Full buildout of surface and subsurface facilities, Operational systems. Proposals should clearly address how each deliverable will be met.

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Where can I find more RFPs from Orange Co Sanitation District?

All active and historical solicitations from Orange Co Sanitation District are tracked and searchable. As a special district agency, Orange Co Sanitation District 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 RFP?

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. This solicitation specifically requires the following attachments: Attachment A – Phase 1 Scope of Work. Review the full document from Orange Co Sanitation District for the complete list.

What is the scope of this project?

This solicitation defines a specific project scope. The scope covers the following locations: Fountain Valley, CA. Review the full solicitation for detailed scope requirements.

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