Harriman, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Harriman in?

Harriman is in Orange County, EPA Zone 1.

Q: How much does radon mitigation cost in Harriman?

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

Orange County

EPA Zone 1

Set in Orange County within the Hudson Valley region, Harriman sits on complex geological formations including granite and metamorphic rock that can influence radon levels. The community's housing reflects suburban development patterns with homes from multiple eras, many featuring full basements typical of New York construction standards. With limited testing data available for zip code 10926, homeowners are encouraged to test their properties given the area's varied geological conditions.

Harriman, NY Radon Mitigation

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

Harriman, NY Radon Testing

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

Harriman Radon Facts

Key details about the radon risk profile for Harriman and the 10926 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Orange County, NY

Zip Code

10926

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Harriman and the 10926 zip code are located in Orange 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 Harriman, NY

What EPA Radon Zone is Harriman in?

Harriman and the 10926 zip code are in Orange 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 Harriman?

Radon mitigation in Harriman 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 Harriman?

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