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Material Disposal Area (MDA) G (1)

Table B-7

More information is available at the Study Group's Area G Section.

Location: Technical Area (TA) -54

Period of use: October 1957 to present

Size: 63 acres

Number and type of disposal units:

Pits (36):  vary between 30 to 100 feet by 400 to 600 feet by 20 to 45 feet

Shafts (193):  vary between 1 to 6 feet in diameter and 25 to 60 feet deep

Trenches (4):  vary between 13 by 219 feet to 262.5 by 6 feet to 8 feet
Specific wastes and quantities:
Estimated volume: 10,800,000 ft3, including many different radionuclides
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 high probability of contaminant mobilization and a moderate to high potential of release to the groundwater.
Other pertinent information:
MDA G is LANL's LLW disposal site. LANL hopes to expand this area by 66 acres into an area with Indian ruins on it.

1.  Data on Area G is available in most of the reference materials, excluding all operable unit reports except RFI Workplan for Operable Unit 1148.  (Back to Text)
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2901 Summit Place NE Albuquerque, NM 87106, Phone: 505-265-1200

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