Islandia, NY Radon Levels
Check local Islandia radon levels and find certified testing and mitigation professionals to keep your home safe
Islandia, NY Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Suffolk County, NY
Zip Code
11749
Located in Suffolk County on central Long Island within the New York City metro area, Islandia sits atop glacial outwash plains and coastal sediments. Testing data remains limited for this community in zip code 11749, though Long Island's diverse geological formations warrant radon testing consideration. The area features mixed residential and commercial development with various foundation types.
Islandia, NY Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Islandia?
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Radon FAQ for Islandia, NY
What EPA Radon Zone is Islandia in?
Islandia and the 11749 zip code are in Suffolk County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Islandia?
Radon mitigation in Islandia typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Islandia?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.
Most Active Radon Markets in New York
Cities in New York with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Brooklyn | 10.80 pCi/L | 5 |
| Oneonta | 6.50 pCi/L | 4 |
| Clifton Park | 3.75 pCi/L | 4 |
| Elmira | 15.00 pCi/L | 3 |
| Saugerties | 10.67 pCi/L | 3 |
| Staten Island | 4.00 pCi/L | 3 |
| New York | 9.00 pCi/L | 2 |
| Yonkers | 8.00 pCi/L | 2 |
| Horseheads | 7.50 pCi/L | 2 |
| Poughkeepsie | 16.00 pCi/L | 1 |