[ RadSafe ] Questions about radon

Steven Dapra sjd at swcp.com
Tue Apr 28 19:06:37 CDT 2009

April 28

         My thanks to all who replied to my question about radon.  I gained 
a lot of useful knowledge.

Steven Dapra

>At 06:34 PM 4/22/2009, Steven Dapra wrote:
>>         Is anything true in this quote?
>>         "The "action level" recommended by the Environmental Protection 
>> Agency for radon in the air is 4 picocuries/liter of air. It is 
>> difficult to convert air concentrations to actual exposures in rems or 
>> sieverts, but estimates are in the range of 4 to 14 rem per year at that 
>> concentration. That makes it greater that all the other routine 
>> environmental exposures combined."

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