Chemical Weed Control

The U.S. Army Corps of Engineers Walla Walla District is seeking a contractor to provide chemical herbicide application and weed control services within wildlife habitat management units (HMUs) and recreation areas across approximately 100 river miles and 18,000 acres in Washington and Idaho. The solicitation (W912EF25Q0006) requires the selected contractor to control invasive and noxious weeds in specific treatment zones including food plots, pastures, fields, and recreation areas along the Lower Granite, Little Goose, and Lower Monumental pools. The spray season will typically run from March through October, with priority given to noxious weed control. Contractors must utilize GPS-enabled equipment to document weed control activities and provide daily and annual reporting, coordinating closely with the Contracting Officer's Representative (COR) and wildlife biologists. The offer is due by 4:00 PM on June 5, 2025 (amended to June 16, 2025), with an initial contract performance period from June 16, 2025 to March 19, 2026, and options for four additional years.

The solicitation is specifically set aside for an Economically Disadvantaged Women-Owned Small Business (EDWOSB) with a size standard of $9,500,000 and NAICS code 561730 for Landscaping Services. While no incumbent contractor is mentioned, the comprehensive project covers multiple habitat management units across Asotin, Franklin, Whitman, Columbia, Garfield, Nez Perce, and Latah Counties in Washington and Idaho. The project includes detailed geospatial mapping of treatment areas, with maps covering over 23 specific habitat management units and recreation zones. Wage determinations indicate that workers will be compensated according to Department of Labor standards, with hourly rates varying by job classification. The contract involves treating approximately 18,000 acres across 100 river miles, with specific attention to areas around Lower Granite Dam, Little Goose Dam, and Lower Monumental Dam, including recreational sites like Lyons Ferry State Park, Hells Gate State Park, and Chief Timothy Park.