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Suffolk 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 # (%) |
||
| Babylon town | 37 | 0.8 | (0.4 - 1.2) | 5 | (3 - 7) |
| Brookhaven town | 58 | 0.7 | (0.4 - 1.1) | 5 | (4 - 7) |
| East Hampton town | 13 | 1.6 | (0.8 - 3.3) | 10 | (5 - 14) |
| Huntington town | 104 | 1.8 | (1.3 - 2.4) | 11 | (9 - 14) |
| Islip town | 48 | 0.7 | (0.4 - 1.0) | 4 | (2 - 5) |
| Poospatuck Reservation | 0 | 1.5 | (0.5 - 4.2) | 7 | (3 - 13) |
| Riverhead town | 5 | 1.7 | (0.6 - 3.8) | 8 | (4 - 13) |
| Shelter Island town | 1 | 2 | (1 - 6) | 11 | (5 - 18) |
| Shinnecock Reservation | 0 | 1.4 | (0.6 - 4.4) | 8 | (4 - 14) |
| Smithtown town | 43 | 1.7 | (1.1 - 3.0) | 10 | (7 - 13) |
| Southampton town | 17 | 0.7 | (0.2 - 1.3) | 4 | (2 - 7) |
| Southold town | 7 | 2 | (1 - 4) | 10 | (6 - 16) |
| Suffolk county | 333 | 1 | 6 | ||
* 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