Claysburg, PA Radon Levels

Q: What EPA Radon Zone is Claysburg in?

Claysburg is in Blair County, EPA Zone 1.

Q: How much does radon mitigation cost in Claysburg?

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

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

Claysburg, PA Radon Facts

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

County Blair County, PA

Zip Code 16625

Situated in south-central Pennsylvania's Blair County, Claysburg lies in EPA Zone 1 where local radon testing data remains limited. The area's Appalachian Valley geology, featuring Ordovician limestone and shale formations, can produce variable radon levels despite the lower zone classification. Homeowners in zip code 16625 are encouraged to test for radon, as limestone bedrock and valley topography can create localized accumulation conditions.

7.40

pCi/L area average

Above EPA Action Level

Blair County average: 7.40 pCi/L, based on 5 user-submitted tests across 4 cities in the county. No homeowner readings have been submitted for Claysburg 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+

Claysburg, 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 Claysburg, PA

No homeowner tests have been submitted for Claysburg 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
Martinsburg	9.7 mi	15.00 pCi/L	1
Duncansville	10.6 mi	3.00 pCi/L	1
Hollidaysburg	13.1 mi	7.00 pCi/L	1
Altoona	16.9 mi	6.00 pCi/L	2
James Creek	17.6 mi	20.00 pCi/L	1
Schellsburg	17.7 mi	20.00 pCi/L	1
Johnstown	21.3 mi	7.33 pCi/L	3
Huntingdon	30.5 mi	20.00 pCi/L	1

Blair County Radon Profile

Blair 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 4 cities in Blair County average 7.40 pCi/L across 5 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 Blair County to test, as levels can differ between neighboring homes.

Radon FAQ for Claysburg, PA

What EPA Radon Zone is Claysburg in?

Claysburg and the 16625 zip code are in Blair 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 Claysburg?

No homeowner radon tests have been submitted for Claysburg yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Blair County average—are the best available indicator of local conditions until Claysburg 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 Claysburg?

Radon mitigation in Claysburg 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 Claysburg?

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.