Winthrop, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Winthrop in?

Winthrop is in St Lawrence County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Winthrop?

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

St Lawrence County

EPA Zone Unknown

Situated in remote St. Lawrence County near New York's northern border, Winthrop sits on thin glacial deposits over Precambrian crystalline bedrock typical of the Adirondack region periphery. The rural community features scattered residential properties including older farmhouses and seasonal homes, many with partial basements or crawl spaces. With radon testing data currently unavailable for zip code 13697, homeowners should pursue individual testing to understand their specific exposure risk in this geologically complex area.

Winthrop, NY Radon Mitigation

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

Winthrop, NY Radon Testing

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

Winthrop Radon Facts

Key details about the radon risk profile for Winthrop and the 13697 zip code area.

EPA Radon Zone

Unknown

County

St Lawrence County, NY

Zip Code

13697

Predicted Screening Level

Unknown

Winthrop and the 13697 zip code are located in St Lawrence County, which has an EPA assigned Radon Zone of Unknown. A radon zone of Unknown does not have sufficient data for classification. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Winthrop, NY

What EPA Radon Zone is Winthrop in?

Winthrop and the 13697 zip code are in St Lawrence County, which has an EPA assigned Radon Zone of Unknown. A zone of Unknown does not have sufficient data for classification.

How much does radon mitigation cost in Winthrop?

Radon mitigation in Winthrop 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 Winthrop?

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