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Material Disposal Area (MDA) J

Table B-9

Location: Technical Area (TA) -54

Period of use: October 1961 to 1987 (1) or to the present (2)

Size: 2.65 acres

Number and type of disposal units:
Pits (4): unknown size
Shafts (2 (1) or 4 (2)): 6 feet in diameter by 60 meters deep
Disposal cells (6  (2)):  unknown size
Specific wastes and quantities:
Contains scrap metal, construction debris, and classified materials in unknown quantities.
Potential environmental impacts:
Pajarito Canyon and Canada del Buey
New Mexico Environment Department's (NMED) Hazardous and Radioactive Material Bureau (HRMB) ranks this MDA as an area with a low probability of contaminant mobilization and a low to moderate potential of release to the groundwater.
Other pertinent information:
Three disposal cells and two shafts are still used for controlled industrial solid waste.
Asbestos waste is stored here until shipped off site for disposal.  (2)

1.  According to Hazardous and Radioactive Materials Bureau, New Mexico Environment Department, Hydrogeologic Evaluation of Los Alamos National Laboratory (LANL), p. C-5, July 1996.  (Back to Text)

2.  According to U.S. Department of Energy, Albuquerque Operations Office, Site-Wide Environmental Impact Statement (SWEIS) for Continued Operation of the LANL, p. 2-108, January 1999.  (Back to Text)
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Site-Wide MDA Map
Descriptions of Individual MDAs
MDA Main Page

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2901 Summit Place NE Albuquerque, NM 87106, Phone: 505-265-1200

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