Umatilla Hatchery Diesel Tank Decommissioning

The Oregon Department of Fish and Wildlife is seeking a contractor to decommission an underground diesel storage tank at the Umatilla Hatchery facility. The project includes cleaning, inerting, environmental testing, documentation, and regulatory closure. The contractor will be responsible for providing all labor, equipment, materials, and supervision necessary to complete the project. The project is expected to be completed by October 31, 2026. Key aspects of the project include: • Decommissioning the underground diesel storage tank in place • Cleaning, inerting, and filling the tank with an approved inert material • Conducting soil sampling and laboratory analysis to identify any contamination • Submitting required documentation to the Oregon Department of Environmental Quality (DEQ) for site closure approval • Obtaining a "No Further Action" determination letter from DEQ