Harrisville, NY Radon Mitigation and Testing

Q: What EPA Radon Zone is Harrisville in?

Harrisville is in St Lawrence County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Harrisville?

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 St Lawrence County near the Canadian border, this Adirondack region community sits on ancient granite and metamorphic bedrock known for variable radon potential. Local testing data remains limited, but the area's geology and older housing stock with fieldstone foundations create conditions where radon can concentrate. Rural homes with traditional basements should prioritize radon testing given the regional geological characteristics.

Harrisville, NY Radon Mitigation

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

Harrisville, NY Radon Testing

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

Harrisville Radon Facts

Key details about the radon risk profile for Harrisville and the 13648 zip code area.

EPA Radon Zone

Unknown

County

St Lawrence County, NY

Zip Code

13648

Predicted Screening Level

Unknown

Harrisville and the 13648 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 Harrisville, NY

What EPA Radon Zone is Harrisville in?

Harrisville and the 13648 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 Harrisville?

Radon mitigation in Harrisville 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 Harrisville?

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