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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

Menominee County

54124 55 8 0 2.3 8.5
  54128 38 12 3 4.8 29.8
  54135 97 27 9 117 740.0
  54150 15 4 4 11.4 59.9
  54166 226 48 9 3.1 28.8
  54174

56

6 1 2.4 12.5
  54409 538 194 112 7.4 78.0
  54416 177 59 30 9.1 406.8
  54491 42 15 7 5.5 18.6

County Totals

 

1244

373

175

 

740.0

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

 

 

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