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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

Oconto County

54101 23 3 0 2.2 9.7
  54104 12 1 0 2.6 9.3
  54111 22 5 1 2.8 16.5
  54112 58 8 2 2.5 13.8
  54114 135 28 3 2.9 14.7
  54124 55 8 0 2.3 8.5
  54135 97 27 9 11.7 740.0
  54137 4 1 0 3.2 7.1
  54138 20 5 9 19.6 120.0
  54139 73 17 1 2.8 11.0
  54141 20 2 0 1.9 7.1
  54143 307 23 3 1.7 60.9
  54149 28 7 13 18.4 77.7
  54153 163 7 2 1.4 18.3
  54154 126 23 8 4.0 110.0
  54157 155 8 2 2.5 153.4
  54161 72 7 0 2.0 8.4
  54162 38 12 1 3.4 21.5
  54166 226 48 9 3.1 28.8
  54171 20 1 0 2.0 5.6
  54173 6 1 2 5.5 12.5
  54174 56 6 1 2.4 12.5
  54175 21 11 2 7.5 36.6
  54313 230 79 7 3.7 23.2
  54491 42 15 7 5.5 18.6
  54456 28 3 4 6.2 51.9

County Totals

 

2037

356

86

 

740.0

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

 

 

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