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Rocky Point, NY Radon Levels

Check local Rocky Point radon levels and find certified testing and mitigation professionals to keep your home safe


Rocky Point, NY Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Suffolk County, NY
Zip Code 11778

This Long Island community in Suffolk County is built on glacial outwash deposits and terminal moraine formations that can trap radon gas in basement areas. With testing data currently unavailable for zip code 11778, residents in the New York City metro area should pursue professional radon testing. Local housing predominantly consists of mid-century ranch homes and split-levels with full or partial basements.

Rocky Point, 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 Rocky Point, NY

What EPA Radon Zone is Rocky Point in?
Rocky Point and the 11778 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 Rocky Point?
Radon mitigation in Rocky Point 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 Rocky Point?
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.

CityAvg User Radon LevelSubmissions
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