# The purpose of this procurement is to award a new

Canonical: https://abierto.us/opportunities/68he0925r0022

- Solicitation number: 68HE0925R0022
- Notice type: Solicitation (first published as presolicitation)
- Status: Awarded to Hydrogeologic, Inc.
- Department: Environmental Protection Agency
- Contracting office: Region 9 Contracting Office (68HE09)
- NAICS: 562910 Remediation Services
- Product or service code: F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support
- Set-aside: Total small business set-aside
- County: San Francisco County (FIPS 06075). https://abierto.us/counties/san-francisco-county-ca-06075
- City: San Francisco. https://abierto.us/cities/san-francisco-ca-0667000
- First posted: April 25, 2025
- Last posted: August 15, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/299a1d26d0b048028269f0018db5f9d6/view

## Description

The purpose of this DES task order is to provide technical support to address human health risks from widespread mercury contamination in sediments at the Carson River Mercury Superfund Site (SSID 09R6), pursuant to CERCLA Section 104. The end-products of this task order are a Focused Remedial Investigation/Feasibility Study, a Proposed Plan, and a final Record of Decision for Operable Unit 2 of the Carson River Mercury Superfund Site.

**SSID:**

**09R6 CO:** Mena Medeiros

## Award on USAspending

- Recipient: Hydrogeologic, Inc. (UEI S7Q4GKNGGA81)
- Contract: 68HE0925F0098 under 68HE0318D0006, delivery order
- Obligated: $2,925,894.55, current value $3,994,026
- Competition: Full and Open Competition, 3 offers received
- Link: solicitation number 68HE0925R0022 equals the FPDS solicitation identifier; same awarding office 68HE09 (high confidence)
- Record: https://www.usaspending.gov/award/CONT_AWD_68HE0925F0098_6800_68HE0318D0006_6800/


## Publications

- April 25, 2025: Presolicitation, due May 15, 2025 at 7:30 PM EDT. Notice 9da6f86212e04b979383e5c472b73971. https://sam.gov/workspace/contract/opp/9da6f86212e04b979383e5c472b73971/view
- July 28, 2025: Solicitation, due August 28, 2025 at 7:30 PM EDT. Notice 7b2df96464464ebb9e41429bb75510ea. https://sam.gov/workspace/contract/opp/7b2df96464464ebb9e41429bb75510ea/view
- August 14, 2025: Solicitation, due August 28, 2025 at 7:30 PM EDT. Notice 6a3f8aec030b4c05ac4da4ef9bc7d2c9. https://sam.gov/workspace/contract/opp/6a3f8aec030b4c05ac4da4ef9bc7d2c9/view
- August 15, 2025: Solicitation, due September 5, 2025 at 7:30 PM EDT. Notice 299a1d26d0b048028269f0018db5f9d6. https://sam.gov/workspace/contract/opp/299a1d26d0b048028269f0018db5f9d6/view

## Points of contact

- Medeiros, Mena, Medeiros.Mena@epa.gov, (415) 972-3676

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Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/68he0925r0022.