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Albany 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 #
(%)
Albany city 251 1.4 (1.1 - 1.8) 9 (7 - 10)
Berne town 17 14 (9 - 18) 38 (31 - 45)
Bethlehem town 197 1.3 (0.9 - 1.7) 8 (6 - 10)
Coeymans town 34 13 (9 - 18) 41 (34 - 47)
Cohoes city 60 5 (4 - 8) 25 (20 - 29)
Colonie town 328 4.6 (3.8 - 5.4) 19 (18 - 21)
Green Island town 2 6 (2 - 13) 26 (14 - 38)
Guilderland town 218 8 (7 - 10) 24 (23 - 27)
Knox town 11 11 (6 - 16) 35 (25 - 44)
New Scotland town 154 31 (29 - 33) 57 (55 - 60)
Rensselaerville town 10 3 (2 - 7) 16 (10 - 25)
Watervliet city 38 6 (4 - 9) 31 (24 - 37)
Westerlo town 15 7 (4 - 12) 28 (20 - 37)
           
Albany County 1335 5   18  

* 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