Modify Buildings to enable pilot-scale circuit operations by upgrading key infrastructure in Buildings 23, 25, and 29. This involves replacing frei…
Categorical exclusion (CX) determination for a proposed second egress hoist to be used for emergency egress at shaft No. 5.
The 10E filter housing at 221-H is leaking and cannot be repaired and will be removed from the system. The need for filtration is a legacy issue re…
WAPA is proposing to repair the Preston Mesa Communication Tower located on the Navajo Nation in Coconino County, AZ. All work will be completed wi…
The scope of this activity will be to install blanks to Vessel 6.8E and 7.7E for cooling water and steam at 221-H. Blanking cooling water and steam…
The FTF Facility needs a permanent design for supplying Chromate Water (CRW) to F-Tank Farm tanks above grade. The route will start east of Tank 25…
Improving the thermal envelope, replacing the HVAC system, upgrading the “black start” diesel generator systems of the generating plant, and instal…
WAPA is proposing a one-time relocation of the Casa Grande substation perimeter fence located on the west side of the facility and the removal of t…
Restore Tank 709 level control to original design with new float style Kimray level controller (LC-415) in H Canyon.…
The purpose of the action is to apply Categorical Exclusion (CX) B2.5 "Facility safety and environmental improvements," as a Generic CX within Env…