# Remedial Investigation (RI) and Optional Feasibility Study (FS) for Per- and Polyfluoroalkyl Substances (PFAS)

Federal contract opportunity, via Kontrakk.

- **Agency:** DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION SOUTH PACIFIC.ENDIST SACRAMENTO.W075 ENDIST SACRAMENTO
- **Notice ID:** 4b070e1097af4d2ab7fa37f0be4acf8f
- **Solicitation number:** W9123826X1CUS
- **Notice type:** Sources Sought
- **NAICS:** 562910
- **Place of performance:** 52680, CA
- **Posted:** October 28, 2026
- **Response deadline:** November 30, 2026
- **View on Kontrakk:** https://kontrakk.com/contracts/4b070e1097af4d2ab7fa37f0be4acf8f
- **View on SAM.gov:** https://sam.gov/workspace/contract/opp/4b070e1097af4d2ab7fa37f0be4acf8f/view

## Description

Full description available on SAM.gov: https://sam.gov/workspace/contract/opp/4b070e1097af4d2ab7fa37f0be4acf8f/view

## Points of contact

- Davina Darden · davina.d.darden@usace.army.mil (primary)
- Steven Griffiths · steven.j.griffiths@usace.army.mil (secondary)