Castorland, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Castorland in?

Castorland is in Lewis County, EPA Zone 2.

Q: How much does radon mitigation cost in Castorland?

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

Deep in the Adirondack region of Lewis County, Castorland sits where Precambrian bedrock and glacial deposits create moderate radon potential across the North Country. Testing data for the 13620 zip code area remains sparse, making individual home testing essential for residents. The area's mix of seasonal camps and year-round homes, many with basement foundations, should all be evaluated for radon levels.

Castorland, NY Radon Mitigation

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

Castorland, NY Radon Testing

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

Castorland Radon Facts

Key details about the radon risk profile for Castorland and the 13620 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Lewis County, NY

Zip Code

13620

Predicted Screening Level

2–4 pCi/L (Zone 2)

Castorland and the 13620 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 Castorland, NY

What EPA Radon Zone is Castorland in?

Castorland and the 13620 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 Castorland?

Radon mitigation in Castorland 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 Castorland?

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