Julian, PA Radon Levels

Q: What EPA Radon Zone is Julian in?

Julian is in Centre County, EPA Zone 1.

Q: Why are radon readings shown from areas near Julian?

No homeowner radon tests have been submitted for Julian yet, so readings from the closest cities and the Centre County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Julian?

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

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

Julian, PA Radon Facts

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

County Centre County, PA

Zip Code 16844

Situated in Centre County within Pennsylvania's Ridge and Valley region, Julian occupies terrain where sedimentary bedrock formations contribute to the state's notably high radon potential. Testing data is limited for this 16844 zip code location near State College, encouraging residents to test their homes. The EPA Zone 1 classification reflects Pennsylvania's pattern of elevated radon risk, particularly significant in homes with basements built into the area's limestone and sandstone bedrock.

9.77

pCi/L area average

Above EPA Action Level

Centre County average: 9.77 pCi/L, based on 22 user-submitted tests across 6 cities in the county. No homeowner readings have been submitted for Julian 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+

Julian, 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 Julian, PA

No homeowner tests have been submitted for Julian 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
State College	7.1 mi	9.93 pCi/L	15
Bellefonte	8.4 mi	13.00 pCi/L	2
Boalsburg	11.1 mi	2.00 pCi/L	1
Centre Hall	14.3 mi	15.00 pCi/L	1
Philipsburg	14.9 mi	10.00 pCi/L	2
Spring Mills	18.9 mi	3.00 pCi/L	1
Houtzdale	22.8 mi	14.00 pCi/L	2
Huntingdon	27.2 mi	20.00 pCi/L	1

Centre County Radon Profile

Centre 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 6 cities in Centre County average 9.77 pCi/L across 22 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 Centre County to test, as levels can differ between neighboring homes.

Radon FAQ for Julian, PA

What EPA Radon Zone is Julian in?

Julian and the 16844 zip code are in Centre 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 Julian?

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

Radon mitigation in Julian 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 Julian?

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.