Sound Beach, NY Radon Levels

Q: What EPA Radon Zone is Sound Beach in?

Sound Beach is in Suffolk County, EPA Zone 3.

Q: How much does radon mitigation cost in Sound Beach?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Sound Beach radon levels and find certified testing and mitigation professionals to keep your home safe

Sound Beach, NY Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Suffolk County, NY

Zip Code 11789

Part of Suffolk County on Long Island within the New York City Metro area, Sound Beach sits where glacial deposits over bedrock create moderate radon potential. Current testing data for zip code 11789 is limited, though Long Island's geological complexity can produce surprising variations between neighboring properties. The area's mix of post-war ranch homes and newer construction requires individual assessment to determine actual radon levels.

Sound Beach, 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 Sound Beach, NY

What EPA Radon Zone is Sound Beach in?

Sound Beach and the 11789 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 Sound Beach?

Radon mitigation in Sound Beach 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 Sound Beach?

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