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Re: U-238 concentrations in soil



     Look in for the rules in 40 CFR 192.  The standards have also been 
     extended to cleanups other than those they were specifically written 
     for.  This was done by including the cleanup standards as ARARs in 
     CERCLA Records of Decision.
     
     I recommend reading the October 1982 document EPA 520/4-82-013-1 
     "Final Environmental Impact Statement for Remedial Action Standards 
     for Inactive Uranium Processing Sites" so you understand the basis and 
     assumptions inherent in the the cleanup standards. 


Robert Morris CHP
Rust Geotech
Grand Junction, CO

______________________________ Reply Separator _________________________________
Subject: U-238 concentrations in soil
Author:  radsafe@romulus.ehs.uiuc.edu at INTERNET
Date:    7/12/96 11:47 AM


Dear Radsafers,
 Can someone tell me where I can find the soil concentration limits
for various materials (U-238, Th-230,...)
     
Thanks in advance
     
David Rynders