Madrid, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Madrid in?

Madrid is in St Lawrence County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Madrid?

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

This North Country community in St Lawrence County features mixed housing stock from different eras, including older homes with stone foundations common to the Adirondack region. While specific radon data for Madrid remains sparse, the underlying bedrock geology of northern New York can create conditions conducive to radon entry. Homeowners in zip code 13660 should prioritize testing, especially those with basements or crawl spaces.

Madrid, NY Radon Mitigation

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

Madrid, NY Radon Testing

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

Madrid Radon Facts

Key details about the radon risk profile for Madrid and the 13660 zip code area.

EPA Radon Zone

Unknown

County

St Lawrence County, NY

Zip Code

13660

Predicted Screening Level

Unknown

Madrid and the 13660 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 Madrid, NY

What EPA Radon Zone is Madrid in?

Madrid and the 13660 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 Madrid?

Radon mitigation in Madrid 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 Madrid?

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