Wellsville, PA Radon Levels

Q: What EPA Radon Zone is Wellsville in?

Wellsville is in York County, EPA Zone 1.

Q: How much does radon mitigation cost in Wellsville?

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

Check local Wellsville radon levels and find certified testing and mitigation professionals to keep your home safe

Wellsville, PA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County York County, PA

Zip Code 17365

Nestled in York County near the Maryland border, Wellsville sits atop the Piedmont province's metamorphic bedrock formations. While radon testing data is currently limited for this community, Pennsylvania's geology creates conditions where radon levels can vary significantly from home to home. Homeowners in zip code 17365 should consider professional radon testing to establish baseline levels for their properties.

12.74

pCi/L area average

Above EPA Action Level

York County average: 12.74 pCi/L, based on 23 user-submitted tests across 13 cities in the county. No homeowner readings have been submitted for Wellsville itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Wellsville, PA Radon Mitigation

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

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Radon Readings Near Wellsville, PA

No homeowner tests have been submitted for Wellsville yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Dover	5.8 mi	13.00 pCi/L	1
East Berlin	7.1 mi	20.00 pCi/L	1
Mechanicsburg	10.4 mi	13.75 pCi/L	4
York	14.0 mi	11.67 pCi/L	3
Harrisburg	16.0 mi	13.00 pCi/L	1
Enola	16.3 mi	20.00 pCi/L	1
Seven Valleys	17.6 mi	17.00 pCi/L	1
Carlisle	17.8 mi	11.33 pCi/L	3

York County Radon Profile

York County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 13 cities in York County average 12.74 pCi/L across 23 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in York County to test, as levels can differ between neighboring homes.

Radon FAQ for Wellsville, PA

What EPA Radon Zone is Wellsville in?

Wellsville and the 17365 zip code are in York County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Wellsville?

No homeowner radon tests have been submitted for Wellsville yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the York County average—are the best available indicator of local conditions until Wellsville homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Wellsville?

Radon mitigation in Wellsville 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 Wellsville?

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.