Port Allegany, PA Radon Levels

Q: What EPA Radon Zone is Port Allegany in?

Port Allegany is in McKean County, EPA Zone 2.

Q: How much does radon mitigation cost in Port Allegany?

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

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

Port Allegany, PA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County McKean County, PA

Zip Code 16743

Mountain community in McKean County nestled in Pennsylvania's Allegheny Mountains, Port Allegany sits on complex Appalachian geology that can create variable radon conditions throughout the region. While specific radon testing data for the 16743 zip code is currently limited, Pennsylvania's mountainous terrain and underlying rock formations often contribute to elevated radon potential. The area's mix of older mountain homes and varied foundation types makes professional radon testing essential for all residents to establish safe indoor air quality.

5.50

pCi/L area average

Above EPA Action Level

McKean County average: 5.50 pCi/L, based on 2 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for Port Allegany 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+

Port Allegany, 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 Port Allegany, PA

No homeowner tests have been submitted for Port Allegany 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
Roulette	7.1 mi	20.00 pCi/L	1
Coudersport	16.9 mi	20.00 pCi/L	1
Emporium	20.7 mi	6.00 pCi/L	1
Bradford	21.5 mi	5.50 pCi/L	2
Ulysses	29.3 mi	7.67 pCi/L	3
Saint Marys	30.2 mi	2.00 pCi/L	1
Renovo	43.4 mi	3.00 pCi/L	1
Warren	46.0 mi	19.00 pCi/L	1

McKean County Radon Profile

McKean County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 1 city in McKean County average 5.50 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in McKean County.

Radon FAQ for Port Allegany, PA

What EPA Radon Zone is Port Allegany in?

Port Allegany and the 16743 zip code are in McKean County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near Port Allegany?

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

Radon mitigation in Port Allegany 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 Port Allegany?

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.