November 13, 2007
Enforcement Letter issued to National Security Technologies, LLC related to an Unplanned Radiological Exposure during a Borehole Activity at the Nevada Test Site
The Department of Energy’s (DOE) Office of Enforcement conducted an evaluation of the deficiencies described in Noncompliance Tracking System (NTS) Report NTS-NSO--NST-NTS-2007-0002, Unplanned Radiological Exposure during Borehole Activity. Our evaluation included reviews of the associated critique and root cause analysis reports, and the related corrective action plan. Based on our evaluation, we have concluded that violations of 10 C.F.R. 835, Occupational Radiation Protection,occurred when the National Security Technologies (NSTec) Borehole Management Project personnel were preparing to gain access to the wellhead at a post-shot crater in Area 9 at the Nevada Test Site.