Merrick, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Merrick in?

Merrick is in Nassau County, EPA Zone 3.

Q: How much does radon mitigation cost in Merrick?

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

Nassau County

EPA Zone 3

Situated in Nassau County on Long Island's South Shore, Merrick's suburban neighborhoods in zip code 11566 are built on glacial outwash deposits that typically produce lower radon levels. However, testing data for this New York City Metro community remains limited, making individual home testing the best approach to assess risk. Long Island's varied geology and the mix of basement, crawl space, and slab-on-grade foundations means radon levels can differ significantly between neighboring homes.

Merrick, NY Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Merrick, NY Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Merrick Radon Facts

Key details about the radon risk profile for Merrick and the 11566 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Nassau County, NY

Zip Code

11566

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Merrick and the 11566 zip code are located in Nassau County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Merrick, NY

What EPA Radon Zone is Merrick in?

Merrick and the 11566 zip code are in Nassau 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 Merrick?

Radon mitigation in Merrick 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 Merrick?

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 with the most user-submitted radon test data in the state.

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
Buffalo	4.00 pCi/L	1
Pelham	3.00 pCi/L	1