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Cattaraugus 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 # (%) |
||
| Allegany Reservation | 0 | 17 | (7 - 31) | 49 | (30 - 70) |
| Allegany town | 42 | 23 | (18 - 29) | 52 | (45 - 59) |
| Ashford town | 6 | 25 | (15 - 34) | 52 | (40 - 63) |
| Carrollton town | 3 | 7 | (2 - 16) | 27 | (12 - 44) |
| Cattaraugus Reservation | 0 | 10 | (3 - 23) | 36 | (17 - 56) |
| Cold Spring town | 3 | 17 | (8 - 34) | 50 | (33 - 70) |
| Conewango town | 2 | 14 | (7 - 27) | 47 | (30 - 65) |
| Dayton town | 2 | 10 | (4 - 23) | 39 | (19 - 58) |
| East Otto town | 2 | 20 | (10 - 36) | 52 | (36 - 71) |
| Ellicottville town | 8 | 22 | (12 - 35) | 57 | (41 - 72) |
| Farmersville town | 0 | 15 | (6 - 30) | 45 | (28 - 66) |
| Franklinville town | 12 | 26 | (19 - 33) | 52 | (44 - 61) |
| Freedom town | 5 | 20 | (10 - 31) | 55 | (39 - 69) |
| Great Valley town | 8 | 24 | (15 - 38) | 58 | (45 - 71) |
| Hinsdale town | 4 | 31 | (16 - 47) | 70 | (52 - 84) |
| Humphrey town | 0 | 14 | (5 - 29) | 43 | (23 - 65) |
| Ischua town | 2 | 10 | (4 - 20) | 38 | (20 - 56) |
| Leon town | 1 | 20 | (8 - 34) | 54 | (35 - 71) |
| Little Valley town | 5 | 30 | (17 - 48) | 71 | (54 - 85) |
| Lyndon town | 4 | 17 | (8 - 29) | 46 | (31 - 62) |
| Machias town | 3 | 35 | (21 - 52) | 70 | (55 - 84) |
| Mansfield town | 1 | 21 | (8 - 37) | 55 | (34 - 74) |
| Napoli town | 5 | 4 | (1 - 9) | 17 | (7 - 30) |
| New Albion town | 13 | 46 | (36 - 57) | 78 | (70 - 87) |
| Oil Springs Reservation | 0 | 14 | (6 - 30) | 45 | (25 - 67) |
| Olean city | 153 | 10 | (8 - 12) | 34 | (31 - 38) |
| Olean town | 21 | 11 | (6 - 16) | 36 | (27 - 46) |
| Otto town | 4 | 16 | (7 - 29) | 49 | (32 - 67) |
| Perrysburg town | 15 | 16 | (9 - 23) | 50 | (37 - 60) |
| Persia town | 13 | 8 | (5 - 14) | 35 | (24 - 47) |
| Portville town | 20 | 22 | (16 - 29) | 56 | (48 - 65) |
| Randolph town | 8 | 21 | (13 - 34) | 58 | (45 - 71) |
| Red House town | 14 | 8 | (3 - 17) | 31 | (15 - 50) |
| Salamanca city | 23 | 21 | (15 - 29) | 57 | (48 - 66) |
| Salamanca town | 2 | 14 | (5 - 32) | 46 | (25 - 73) |
| South Valley town | 1 | 12 | (3 - 28) | 39 | (16 - 64) |
| Yorkshire town | 20 | 55 | (43 - 67) | 87 | (80 - 93) |
| Cattaraugus county | 425 | 20 | 50 | ||
* 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