CX-034985: HMIS Annual Categorical Exclusion (CX) B4.12, Construction of Powerlines for CY 2026

Hanford Mission Integration Solutions (HMIS) and their subcontractors perform construction of electric powerlines approximately 10 miles in length …

Office of NEPA Policy and Compliance

November 19, 2025
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Hanford Mission Integration Solutions (HMIS) and their subcontractors perform construction of electric powerlines approximately 10 miles in length or less, or approximately 20 miles in length or less within previously disturbed or developed powerline or pipeline rights-of-way.