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Livingston 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 #
(%)
Avon town 17 4 (2 - 7) 22 (13 - 31)
Caledonia town 10 50 (39 - 63) 83 (75 - 90)
Conesus town 3 11 (4 - 22) 39 (22 - 56)
Geneseo town 23 8 (5 - 12) 32 (25 - 40)
Groveland town 7 7 (3 - 14) 31 (19 - 45)
Leicester town 9 7 (3 - 13) 31 (19 - 42)
Lima town 21 19 (14 - 24) 43 (36 - 50)
Livonia town 14 8 (4 - 13) 30 (21 - 39)
Mount Morris town 6 12 (6 - 20) 40 (28 - 53)
North Dansville town 27 23 (17 - 28) 58 (50 - 65)
Nunda town 7 19 (11 - 30) 55 (40 - 67)
Ossian town 2 17 (8 - 32) 50 (34 - 69)
Portage town 1 11 (5 - 25) 38 (21 - 60)
Sparta town 6 9 (4 - 17) 35 (23 - 48)
Springwater town 8 24 (16 - 34) 61 (47 - 72)
West Sparta town 7 7 (3 - 13) 30 (18 - 43)
York town 7 6 (3 - 11) 24 (14 - 35)
Brookfield town 6 26 (14 - 40) 66 (51 - 80)
           
Livingston county 175 15   41  

* 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