Jeffersonville, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Jeffersonville in?

Jeffersonville is in Sullivan County, EPA Zone 1.

Q: How much does radon mitigation cost in Jeffersonville?

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

Located in the Catskill Mountains region of Sullivan County, Jeffersonville sits on varied glacial and bedrock geology that can contribute to radon accumulation in homes. Testing data for zip codes 12748 and 12749 remains limited, emphasizing the importance of individual property testing. The area's seasonal and year-round homes often feature basements and crawl spaces where radon levels can build up.

Jeffersonville, NY Radon Mitigation

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

Jeffersonville, NY Radon Testing

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

Jeffersonville Radon Facts

Key details about the radon risk profile for Jeffersonville and the 12748 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Sullivan County, NY

Zip Code

12748

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Jeffersonville and the 12748 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 Jeffersonville, NY

What EPA Radon Zone is Jeffersonville in?

Jeffersonville and the 12748 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 Jeffersonville?

Radon mitigation in Jeffersonville 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 Jeffersonville?

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