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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

Waupaca County

54406 60 23 17 8.5 31.4
  54407 68 33 7 5.7 24.0
  54473 50 23 13 8.8 45.0
  54486 83 28 31 16.3 686.9
  54909 28 11 4 5.3 14.0
  54922 20 8 1 4.3 12.5
  54929 55 23 4 4.7 14.9
  54933 4 0 1 4.8 15.2
  54940 31 9 3 4.1 15.6
  54944 155 62 19 5.3 35.3
  54945 38 15 15 15.5 240.7
  54946 2 2 0 4.7 5.1
  54947 39 15 15 10.7 33.2
  54949 23 5 3 4.9 21.1
  54950 43 14 11 9.3 121.0
  54961 98 26 14 5.2 32.7
  54962 7 1 3 9.9 27.7
  54965 21 8 1 3.7 11.3
  54969 1 1 0 5.5 5.5
  54977 24 8 5 5.5 13.7
  54981 323 146 78 7.6 96.5
  54983 47 20 4 5.6 45.6
  54984 48 6 4 3.9 30.1

County Totals

 

1268

487

253

 

686.9

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

 

 

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