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Sullivan 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 #
(%)
Bethel town 15 5 (3 - 9) 21 (15 - 27)
Callicoon town 6 4 (2 - 6) 19 (12 - 27)
Cochecton town 0 6 (2 - 12) 25 (15 - 35)
Delaware town 8 7 (4 - 12) 27 (20 - 34)
Fallsburg town 20 5 (3 - 8) 24 (18 - 31)
Forestburgh town 2 5 (2 - 9) 22 (12 - 30)
Fremont town 6 6 (3 - 11) 27 (19 - 38)
Highland town 3 6 (2 - 12) 25 (16 - 36)
Liberty town 23 8 (5 - 12) 26 (21 - 32)
Lumberland town 3 5 (2 - 9) 22 (14 - 31)
Mamakating town 14 7 (4 - 10) 30 (24 - 37)
Neversink town 7 5 (2 - 9) 24 (15 - 32)
Rockland town 15 15 (10 - 21) 44 (37 - 52)
Thompson town 40 6 (4 - 9) 22 (18 - 26)
Tusten town 4 4 (2 - 8) 21 (14 - 30)
           
Sullivan county 166 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