Chumbley & Cottonwood Island Mitigation Site Maintenance EDWOSB Set-Aside SATOC

The U.S. Army Corps of Engineers – Portland District is awarding a five-year, Single Award Task Order Contract (SATOC) to maintain riparian plantings at the Chumbley and Cottonwood Island wildlife mitigation sites in Cowlitz County, Washington, under an Economically Disadvantaged Women-Owned Small Business (EDWOSB) set-aside. The contract, identified by solicitation number W9127N26QA064, has an ordering period from June 1, 2026, through May 31, 2031, with a total ceiling value of $3,500,000. A seed task order for 2026 will be issued simultaneously with the SATOC award to satisfy the minimum guarantee, detailing the initial acreage requirements for both sites. Work includes invasive vegetation control, reseeding, herbicide application, manual removal, and ecological assessments across 161 total acres, with strict adherence to a defined environmental work window: no activities may commence at Cottonwood Island before June 15 to protect a heron rookery. Performance must meet measurable standards such as 95% eradication of target invasive species, compliance with USACE EM-385-1-1 safety protocols, and submission of daily GPS-tracked quality control reports. All contractor personnel must comply with security requirements including background checks, OSHA 30-hour training for safety officers, E-Verify employment verification, and completion of security awareness training within 30 days of award. Contract administration is managed by the Portland District with invoices submitted electronically to [email hidden], and oversight conducted by a Contracting Officer’s Representative on-site at the project locations. Evaluation for award is based on a trade-off process considering price, past performance, technical approach, applicable certifications, and subcontracting compliance, with no award made under a Lowest Price Technically Acceptable (LPTA) methodology. The contract incorporates numerous FAR and DFARS clauses including restrictions on subcontracting, prohibitions on inverted domestic corporations and gratuities, environmental and hazardous materials reporting, cybersecurity compliance with NIST SP 800-171, and requirements for Safety Data Sheets and spill prevention plans. Offerors must be certified EDWOSB participants with active SAM registration, submit a detailed technical proposal, and provide past performance documentation limited to five pages. The binding price schedule and performance work statement, consisting