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RADON MEASUREMENTS TABLE BY COUNTY AND ZIP CODE

The numbers of results at various radon levels, tabulated below, are from measurements in basements, up to a week in duration, while windows are kept closed.  Because there is less radon upstairs and less when windows are open, this table represents neither average resident exposures nor their lung cancer risks from radon.  

The data were obtained largely from companies that sell radon detectors to the public, and are only a fraction of all radon measurements that have been made in Wisconsin.

For estimating the fraction of houses with average occupant exposures greater than 4 pCi/L for the radon averaged over a year on the main floor: divide the number in the “>10 pCi/L” column by the number in the “Total No.” (of measurements) column.  For more information on that relationship, click here. 

The data listed for Zip Codes crosses county borders.

 

Wisconsin Measurement Summary - 2006

Numbers of Measurements versus Radon:

County

Zip
Code

No. of Measurements

Ave.
pCi\L

High
pCi\L

Total
No.

#  4 - 10
pCi\L*

#  >10
pCi\L

Sawyer County

54514 59 8 1 2.0 19.1
  54526 1 0 0 1.4 1.4
  54527 12 2 1 3.0 10.9
  54530 4 0 0 2.2 3.7
  54552 269 26 11 2.6 25.2
  54555 320 73 29 4.3 44.3
  54817 21 4 5 4.9 13.6
  54819 12 1 0 2.1 6.9
  54821 26 10 0 3.2 8.5
  54828 397 53 1 2.4 11.8
  54835 12 3 1 3.7 12.5
  54843 224 56 4 3.0 16.1
  54848 71 7 13 6.3 75.5
  54859 4 0 0 1.7 2.4
  54862 5 0 0 2.3 3.0
  54867 13 5 0 3.7 9.8
  54873 18 4 0 3.2 9.5
  54875 10 2 0 2.1 9.1
  54876 23 1 0 1.9 4.7
  54896 55 11 6 4.1 24.7

County Totals

 

1556

266

72

 

75.5

      * pCi/L: picoCuries per Liter, a measure of radon concentration

 

 

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