Re: Background Radiation Information Sought

[Brian Rees <brees@LANL.GOV>]

I think you're looking for: http://energy.cr.usgs.gov/radon/DDS-9.html



Brian Rees



At 07:30 AM 1/11/2002 -0600, Dave Derenzo wrote:

>Dear Radsafers,

>

>In one of my training classes, I use a very old slide of a US map with 

>average background levels for each state.  The slide says the source of 

>the data was EPA.  This slide does not include the radon contribution to 

>the ede.  I would like to update this slide, but have had no luck in 

>finding more recent information.  Can anyone point me to a reference that 

>has this information on a state by state basis?  I have already tried NCRP 

>94, but unless I missed something, this information is not included.  A 

>search of the EPA web site also was not productive.  Any help would be 

>appreciated.

>

>Thanks,

>Dave Derenzo, RSO

>University of Illinois at Chicago

>

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