Environmental Site Investigation Services
- Client
- Riverside, California
- RFP Number
- QUALITY-3104
- Posted
- 10/8/2026
- Category
- Quality control, Testing & Inspection services
- Budget
- Looking for Proposal
- NAICS
- —
- Set-aside
- —
- Contact
- —
Description
AI GeneratedThe County of Riverside requires an onshore United States organization to provide comprehensive environmental site investigation services in Riverside, California. The selected vendor must estimate buried materials, delineate soil and groundwater contamination, characterize site hydrogeology, evaluate off-site contaminant migration, and perform specific chemical analyses including VOCs, PFAS, RCRA metals, and pesticides. Additionally, the scope requires installing a groundwater monitoring well network system and properly removing previous monitoring wells by over-drilling. Eligibility is limited to US organizations performing work onsite. The agreement establishes an initial one-year period of performance upon signature by both parties, with options to renew for up to four additional consecutive one-year periods. The buyer requests proposals to establish compensation and payment provisions, but the provided text does not state the budget, application deadlines, submission instructions, question deadlines, or evaluation criteria.
Key solicitation details
AI-extracted from RFP WMARC- 495 Sample Agreement.doc, RFP WMARC-495 Attachment A Bidder Proposal Response.pdf, RFP WMARC-495 Ts & Cs.pdf. Confirm against the original documents before bidding.
The County of Riverside is seeking proposals from qualified firms to provide environmental site investigation services and develop a Site Investigation Report for the Cathedral City Landfill. The project must comply with Regional Water Quality Control Board requirements and California Labor Code prevailing wage rules. Qualified and competent parties are eligible to submit proposals.
- Issued by
- COUNTY OF RIVERSIDE
- Proposals due
- 11/4/2026 on or before 1:30 P.M. Pacific Time
- How to submit
- Electronic via Public Purchase portal
- Submission details
- Submitted electronically to www.publicpurchase.com. Separate files required for cost (Section H) and financial statements (Section I).
- Contract term
- One year base period, with options to renew for up to four additional consecutive one-year periods.
- Place of performance
- Cathedral City Landfill, Riverside County, California
- Insurance and bonding
- Workers Compensation ($1,000,000 per person/accident), Commercial General Liability ($2,000,000 per occurrence), Vehicle Liability ($1,000,000 per occurrence), Professional Liability ($1,000,000 per occurrence / $2,000,000 aggregate), Cyber Liability ($2,000,000 per occurrence/aggregate, if applicable). Carrier A M BEST rating A:VIII or higher.
- Funding
- California Labor Code prevailing wage rules, 2 CFR 200 / SAM regulations referenced for federal/state funding
How proposals are evaluated
| Responses to Attachment A WMARC-495 Bidder Proposal Response | |
| Bidder's experience and ability | |
| Overall cost to the County |
Scope of work
- Conduct an Environmental Site Investigation for Cathedral City Landfill
- Develop a Site Investigation Report
- Thoroughly review Technical Order R7-2025-0020-01 and historical technical documents
- Perform required soil and groundwater sampling
- Include documentation of sampling as an appendix to the report
- Complete the Site Investigation Report within 24 months of commencement
Minimum qualifications
- Qualified and competent in providing Environmental Site Investigation services
- Compliance with State or other licensing requirements including Chapter 9 of Division 3 of Business and Professions Code
- Compliance with California Labor Code prevailing wage requirements for Public Works Projects
- Must not be debarred from System for Award Management (SAM) if federally or State funded
Documents to include with the bid
- Section A Proposal Checklist
- Section B Proposal Cover Page signed by Authorized Signatory
- Section C Company Profile Experience
- Section D Acknowledgements
- Section E Scope of Services
- Section F References
- Section G Bidder Attachment
- Section H Cost Proposal
- Section I Financial Statement
- Section J Iran Contracting Act
Verify important details
Document checkConfirm submission instructions and amendments with the issuing agency before responding.
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