MMD Invasive Species Control and Mitigation

Description: The U.S. Army Corps of Engineers, Seattle District, is soliciting a small-business contractor for non-personnel invasive-species treatment and mitigation at Mud Mountain Dam in Enumclaw, Washington. Work covers the Rim Trail, River Trail, and recreation areas and requires labor, equipment, materials, twice-annual fall and spring herbicide application, Washington licensed applicator certification, regulatory compliance, scheduling, notifications, and post-treatment reporting. The procurement is a base year with up to four option years and a possible six-month extension, and offers are due September 3, 2026, at 11:00 AM PDT.