1. Approval with Modifications Class 1 Permit Modification to add Structure to the Los Alamos National Laboratory (LANL) Hazardous Waste Facility Permit, Los Alamos National Laboratory EPA ID#NM0890010515 HWB-LANL-26-007 Document(s) Author: JohnDavid Nance Number: ESHID-603948 ; 2026-03-03