Plainview, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Plainview in?

Plainview is in Nassau County, EPA Zone 3.

Q: How much does radon mitigation cost in Plainview?

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's North Shore, Plainview features predominantly post-WWII suburban homes with full basements built over glacial outwash deposits. Testing data for zip code 11803 remains insufficient to establish local radon patterns, though Long Island's geological complexity means readings can vary significantly between neighboring properties. Homeowners in this New York City metro community should prioritize radon testing to ensure indoor air quality safety.

Plainview, NY Radon Mitigation

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

Plainview, NY Radon Testing

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

Plainview Radon Facts

Key details about the radon risk profile for Plainview and the 11803 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Nassau County, NY

Zip Code

11803

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Plainview and the 11803 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 Plainview, NY

What EPA Radon Zone is Plainview in?

Plainview and the 11803 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 Plainview?

Radon mitigation in Plainview 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 Plainview?

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