The U.S. Army Corps of Engineers is seeking interest from small businesses for Phase 2 remediation services at the PR-58 site in North Kingstown, Rhode Island, focusing on a dissolved-phase groundwater plume spanning approximately 44 acres. The contract is a single award task order contract (SATOC) with a capacity of $20 million for a five-year ordering period. The objective is to remediate chlorinated volatile organic compounds (CVOCs) using in-situ bioremediation methods, including in-situ chemical reduction (ISCR), enhanced in-situ biodegradation (EISB), and monitored natural attenuation (MNA). Responses to this sources sought notice are due by 14 August 2026 at 1pm Eastern. No solicitation is currently available, and the government will use responses to inform acquisition decisions.