Re: Need Radon levels in natural gas

[Bernard L Cohen <blc+@pitt.edu>]

On Wed, 14 May 1997, Coleman, Jesse H. wrote:

> Radsafers,
> 
> I need "typical" levels for radon in natural gas.  At the wells in
> Texas, but I'll take any information I can get.
> 
> Can anyone provide a reference?

	--An old reference is EPA Report 520 1-75-004 by R.H Johnson, D.E.
Bernhardt, N.S. Nelson, and H.W. Calley. It gives variations from 1 to
1500 pCi/L with a national average of 37 pCi/L. It gives the average in
local distribution lines as 23 pCi/L.