West Leyden, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is West Leyden in?

West Leyden is in Lewis County, EPA Zone 2.

Q: How much does radon mitigation cost in West Leyden?

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

Lewis County

EPA Zone 2

Located in rural Lewis County, West Leyden sits on glacial deposits over sedimentary bedrock in the Tug Hill region, where geological conditions can support radon accumulation. The sparsely populated area features rural homes and seasonal properties, many with basement foundations that provide pathways for radon entry. With testing data limited for zip code 13489, residents should consider radon testing given the region's geological characteristics and New York's variable radon potential.

West Leyden, NY Radon Mitigation

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

West Leyden, NY Radon Testing

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

West Leyden Radon Facts

Key details about the radon risk profile for West Leyden and the 13489 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lewis County, NY

Zip Code

13489

Predicted Screening Level

2–4 pCi/L (Zone 2)

West Leyden and the 13489 zip code are located in Lewis County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for West Leyden, NY

What EPA Radon Zone is West Leyden in?

West Leyden and the 13489 zip code are in Lewis County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in West Leyden?

Radon mitigation in West Leyden 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 West Leyden?

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