Cornwall, NY Radon Levels
Check local Cornwall radon levels and find certified testing and mitigation professionals to keep your home safe
Cornwall, NY Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Orange County, NY
Zip Code
12518
Located in Orange County within the Kiryas Joel Metro area, Cornwall sits on the Hudson Valley's complex geological foundation of metamorphic rock and glacial deposits. Testing data for zip code 12518 remains limited, making individual radon testing essential for area homeowners. The region's geological diversity and prevalence of homes with full basements make professional radon evaluation particularly worthwhile.
Cornwall, NY Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Cornwall, NY
What EPA Radon Zone is Cornwall in?
Cornwall and the 12518 zip code are in Orange County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Cornwall?
Radon mitigation in Cornwall 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 Cornwall?
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 |