Chumbley & Cottonwood Island Mitigation Site Maintenance EDWOSB Set-Aside SATOC
The US Army Corps of Engineers – Portland District requires services to maintain existing riparian plantings at the Chumbley and Cottonwood Island wildlife mitigation sites in Cowlitz County, WA. This is a non-personal services requirement under a Single Award Task Order contract with a five-year ordering period from the date of award. For 2026, specific acreage requirements are already identified for both sites, and the 2026 Task Order will serve as the Seed Project, satisfying the minimum guarantee. The approved environmental work window for Cottonwood Island is from 15 June to 31 October, with work prohibited before 15 June to protect a heron rookery. No budget amounts are specified.