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KIRTLAND AIR FORCE BASE ALBUQUERQUE, NEW MEXICO ...

KIRTLAND AIR FORCE BASE ALBUQUERQUE, NEW MEXICO ...

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APPENDIX B<br />

Table B7.1-1. Approved Background Concentrations of Inorganic Constituents<br />

in Soil for Kirtland AFB<br />

COC Depth Area Group<br />

HWB Median<br />

(mg/kg)<br />

HWB Maximum<br />

Sample Value<br />

(mg/kg)<br />

Antimony Surface / Subsurface NA NA<br />

HWB<br />

Maximum<br />

Background<br />

(mg/kg) (1)<br />

N/T/SW/CTF/Off -- -- 3.9<br />

Arsenic Surface 2.5 8.4<br />

N/SW/CTF/ Off -- -- 5.6<br />

Subsurface N/T/SW/Off -- -- 4.4<br />

CTF -- -- 7<br />

Barium Surface 90.5 200<br />

N/Off -- -- 200<br />

T -- -- 281<br />

SW/CTF -- -- 130<br />

Subsurface SW/CTF -- -- 214<br />

N/T/Off -- -- 200<br />

Beryllium Surface / Subsurface < 1 < 1<br />

N/T -- -- 0.80<br />

SW/CTF/Off -- -- 0.65<br />

Cadmium Surface < 1 < 1<br />

N/SW/CTF/ Off -- -- < 1<br />

T -- -- < 1<br />

Subsurface N/T/SW/CTF/Off -- -- 0.9<br />

Total Chromium Surface 8.0 20.0<br />

N/SW/CTF/ Off -- -- 17.3<br />

T -- -- 21.8<br />

Kirtland AFB<br />

SOPs for Field Investigations B-163 April 2004

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