Ferndale, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Ferndale in?

Ferndale is in Sullivan County, EPA Zone 1.

Q: How much does radon mitigation cost in Ferndale?

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

Sullivan County

EPA Zone 1

Situated in Sullivan County within the Catskill Mountains region, Ferndale's elevated terrain and underlying bedrock geology create conditions where radon can accumulate. The area's housing includes seasonal retreats and year-round residences, many with basement or partial-basement foundations common to upstate New York construction. Given the lack of specific testing data for ZIP code 12734, residents are encouraged to test their homes for radon exposure.

Ferndale, NY Radon Mitigation

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

Ferndale, NY Radon Testing

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

Ferndale Radon Facts

Key details about the radon risk profile for Ferndale and the 12734 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Sullivan County, NY

Zip Code

12734

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ferndale and the 12734 zip code are located in Sullivan County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Ferndale, NY

What EPA Radon Zone is Ferndale in?

Ferndale and the 12734 zip code are in Sullivan County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Ferndale?

Radon mitigation in Ferndale 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 Ferndale?

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