Thursday, December 01, 2005

live radiation reports from my office

http://www.lib.uchicago.edu/~dean/float.htm

It's completely temporary, and could go down at any time, but the average radiation rate for the last minute in my basement office is available at the link. The long term average for the geiger counter is about 7.6 microrads / hour. If the rate goes up to 30 or so, it's likely I put a small dixie cup of western Michigan beach sand on it (the sand is enriched in monzanite which has a small amount of thorium in it).

UPDATE: Back up and running: http://dwarmstr.blogspot.com/2011/03/geiger-counter-back-up.html

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5 Comments:

Blogger Dean W. Armstrong said...

Steven Lucy has an archive at http://weather.monksofcool.org/radiationarchive/

5/22/2006 1:23 AM  
Blogger Dean W. Armstrong said...

See nine other posts about my geiger counter here: Search this blog for geiger

5/22/2006 2:45 PM  
Anonymous Anonymous said...

Why are we measuring the radiation of the Reg, and should I be concerned?

5/25/2008 8:56 PM  
Blogger Dean W. Armstrong said...

To counteract the urban legend that the Reg basement is radioactive because of Chicago Pile #1. To look for long-term periods in received cosmic rays. To do an experiment.

If you check, you'll see the levels (7.5uR/hr) are lower than anywhere else I've been: Ryerson roof at 12, apartment building at 20, or cruising altitude at 400.

5/25/2008 10:06 PM  
Blogger Dean W. Armstrong said...

Geiger counter back up. http://dwarmstr.blogspot.com/2011/03/geiger-counter-back-up.html

3/16/2011 9:22 PM  

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