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Geological & Geotechnical Analysis Consultant

Active
State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The Geological and Geotechnical Analysis Consultant subcontract supports prime contractors on Orange County Sanitation District solids deep well injection projects in Fountain Valley, California. The selected consultant is responsible for performing specialized geological analysis and injection feasibility reviews, which include conducting formation modeling, reviewing initial test well development, and creating comprehensive data collection plans. Key deliverables for this engagement include formation models, feasibility reports, and Background Seismic Baseline Conditions Reports. Interested parties must respond to the solicitation by September 17, 2026, under NAICS code 541370.

General Info

Geological consultant for Orange County deep well injection projects; deadline September 17, 2026.

Agency

California → Orange County Sanitation DistrictView Agency

NAICS

541370 - Surveying and Mapping (except Geophysical) ServicesView NAICS

Place of Performance

Fountain Valley, CA, 92708, USA

Set-Aside

NONE

Documents

This scope was carved out of J-143.

The full solicitation package (5 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Owner Advisory Services Solids Deep Well Injection Project No. J-143

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Organization & Contact Information

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AgencyCalifornia → Orange County Sanitation District
ContactsNo contacts available
OfficeN/A
Organization / Agency
California → Orange County Sanitation District
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Office AddressN/A
ContactsNo contact information available

Full Description

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Performs specialized geological analysis and injection feasibility reviews for prime contractors on Orange County Sanitation District (OC SAN) solids deep well injection projects. Conducts formation modeling, reviews initial test well development, and develops data collection plans. Prepares Background Seismic Baseline Conditions Reports. Delivers formation models, feasibility reports, and seismic baseline documentation.

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The Orange County Sanitation District (OC SAN) is soliciting proposals for Owner Advisory Services for the Solids Deep Well Injection System (SDWIS) Project, identified as Project No. J-143. This project utilizes a Progressive Design-Build (PDB) delivery method to establish a long-term biosolids management solution. The selected consultant will provide professional support across two primary phases: Phase 1, focusing on preliminary design, pre-construction, CEQA environmental compliance, and regulatory permitting strategy; and Phase 2, covering final design review, Guaranteed Maximum Price (GMP) baseline alignment, and construction readiness through final project close-out. Key responsibilities for the Owner's Advisor include independent technical review, risk management, cost and schedule validation, and support for EPA Underground Injection Control (UIC) permitting for Class I, II, V, and VI wells. Evaluation of proposals will be based on technical expertise in deep well injection, carbon sequestration, and California-specific regulatory experience, as well as the firm's management approach and past performance. Proposals must be submitted via the OC SAN Vendor Portal in OpenGov by September 17, 2026, consisting of a technical proposal and a separate not-to-exceed fee proposal. The contract requires adherence to high industry standards, including specific safety protocols for work near High Pressure Digester Gas lines and compliance with California labor and non-discrimination laws.
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