TABLE 1-3 Lead Exposure on US Air Force Firing Ranges (2007-2012)—Air Lead Concentrations on Weapons and Small-Arms Firing Ranges and Blood Lead Levels of Combat-Arms Training and Maintenance Instructors

2007 2008 2009 2010 2011 2012
Air Sampling Data
No. samples 81 139 307 154 303 100
No. locations 12 18 23 24 27 16
Maximum, μg/m3 386,000 1,650 14,900 7,820 247 19,500
Minimum, μg/m3 0.21 ND 0.03 ND ND ND
Mean (± SD), μg/m3 9,120 ± 51,081 82.3 ± 209 80.3 ± 850 82.8 ± 652 19.7 ± 31 267 ± 218
Blood Lead Levels
No. samples 37 41 57 93 69
Maximum, μg/dL 31 16 23 26 21
Minimum, μg/dL 1 1 1 1 1
Mean (± SD), μg/dL 5.0 ± 5.7 4.6 ± 4.0 4.1 ± 4.4 5.4 ± 4.6 5.2 ± 4.4

Abbreviations: ND, not detected; SD, standard deviation.

Source: Personal communication, J. Seibert, Office of the Deputy Under Secretary of Defense for Installations and Environment, May 21, 2012.



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