CX-034977: HMIS Annual Categorical Exclusion (CX) B3.1, Site Characterization and Environmental Monitoring for CY 2026

Hanford Mission Integration Solutions (HMIS) and their subcontractors perform site characterization and environmental monitoring (including, but no…

Office of NEPA Policy and Compliance

November 19, 2025
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Hanford Mission Integration Solutions (HMIS) and their subcontractors perform site characterization and environmental monitoring (including, but not limited to, siting, construction, modification, operation, and dismantlement and removal or otherwise proper closure (such as of a well) of characterization and monitoring devices, and siting, construction, and associated operation of a small-scale laboratory building or renovation of a room in an existing building for sample analysis).