Y-12 Plant Locations involving Uranium Enrichment Operations

 

Associated Operations

Buildings Involved

Accepted Operation Dates

Calutron [Electromagnetic] Uranium Enrichment

 

9731† (Pilot Plant)

 

Alpha buildings

9201-1,2,3,4,5

 

Beta Buildings

9204-1,2,3,4

 

1943-1947

 

Feed Preparation and Product Processing

 

[Chemical processing of uranium into chemical forms to be fed into calutrons]

 

 

9202, 9203, 9206, 9212

 

9733-3,4 - [Chemical control analysis]†

 

 

1943-1947

 

Uranium Recovery and Recycling

 

[Mechanical (physical) and chemical processes used to recover and recycle uranium, such as scraping or vacuuming uranium off the inside walls of the calutron]

 

9202, 9203, 9206, 9212

 

[9206 was the main U recovery and recycle facility residual U found on equipment, scrap metal and on solid surface.† 9206 housed sanding, grinding, chemistry, and incinerator operations]

1945-1947 (only)

 

(entire period is 1945-1951 and

1950ís-1990ís)

Uranium Salvage Operations

 

[Involved recovery of uranium from materials not considered production equipment, such as liquid and solid waste materials from maintenance/cleanup activities.† May include mechanical scraping and brushing, nitric acid washing, and distillations and recovery of uranium compounds from incidental items]

 

9206, 9207, 9211

 

1945-1947 (only)

 

(entire period is 1945-1951)