Williston Park, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Williston Park in?

Williston Park is in Nassau County, EPA Zone 3.

Q: How much does radon mitigation cost in Williston Park?

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

Located in Nassau County on Long Island within the New York City metro area, Williston Park features predominantly mid-century homes built on sandy glacial outwash deposits. While comprehensive radon testing data for zip code 11596 remains limited, Long Island's variable geological conditions can produce unexpected radon accumulation even in areas with typically lower readings. Homeowners in this established suburban community should conduct baseline radon testing to ensure safe indoor air quality.

Williston Park, NY Radon Mitigation

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

Williston Park, NY Radon Testing

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

Williston Park Radon Facts

Key details about the radon risk profile for Williston Park and the 11596 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Nassau County, NY

Zip Code

11596

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Williston Park and the 11596 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 Williston Park, NY

What EPA Radon Zone is Williston Park in?

Williston Park and the 11596 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 Williston Park?

Radon mitigation in Williston Park 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 Williston Park?

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