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Material Disposal Area (MDA) F (1), (2)

Table B-6

Location: Technical Area (TA) -6

Period of use: 1946 to 1964

Size: 0.18 acres

Number and type of disposal units:

Disposal sites (2):  possibly split up into several pits
Specific wastes and quantities:
Contains unknown quantities of high explosive, cesium-137, contaminated squibs (electronic detonators), detonators, uranium, strontium-90
Potential environmental impacts:
Located on Two-Mile Mesa, which has tributaries of Pajarito Canyon on both sides.  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.
Map:  Figure B-10 has been removed due to illegibilty.


Sources: blockquote>1.  Rogers, Margaret Anne, History and Environmental Setting of Los Alamos Scientific Laboratory Near- Surface Land Disposal Facilities for Radioactive Wastes (Areas A, B, C, D, E, F, G, and T). June 1977.  (Back to Text)

2.  LANL, Environmental Restoration, Resource Conservation and Recovery Act (RCRA) Facility Investigation (RFI) Workplan for Operable Unit 1111, LA-UR-93-2106. August 1993.  (Back to Text)

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

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