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Montgomery County
Indoor Radon Estimates
Percent Homes Above 4 pCi/L
June 1999

Town or City
homes
measured
living area*
basement**
best
estimate
(%)
range #
(%)
best
estimate
(%)
range #
(%)
Amsterdam city 49 5 (3 - 7) 20 (16 - 23)
Amsterdam town 22 6 (3 - 9) 24 (18 - 31)
Canajoharie town 21 6 (4 - 9) 31 (24 - 39)
Charleston town 1 4 (1 - 9) 16 (7 - 28)
Florida town 8 11 (6 - 18) 40 (30 - 52)
Glen town 8 7 (4 - 12) 28 (20 - 37)
Minden town 15 12 (8 - 16) 34 (28 - 40)
Mohawk town 10 5 (3 - 8) 23 (15 - 30)
Palatine town 5 9 (4 - 16) 37 (25 - 49)
Root town 4 6 (3 - 11) 25 (16 - 36)
St.Johnsville town 3 8 (3 - 14) 31 (21 - 44)
           
Montgomery county 146 6   25  

* Long-term measurement, 90 days to one year.

**Short-term measurement, typically 2 to 7 days.

# Uncertainty range of one sigma corresponds to a 68% confidence interval.


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New York State Department of Health - Wadsworth Center

Revised: June 2001