Davidsville, PA Radon Levels

Q: What EPA Radon Zone is Davidsville in?

Davidsville is in Somerset County, EPA Zone 2.

Q: How much does radon mitigation cost in Davidsville?

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

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

Davidsville, PA Radon Facts

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

County Somerset County, PA

Zip Code 15928

Situated in Somerset County within Pennsylvania's Appalachian plateau region, Davidsville lies atop Pennsylvanian-age rocks that can produce significant radon levels. The area's geology includes coal-bearing formations and limestone layers known for uranium content and radon generation. While specific testing data for zip code 15928 remains limited, the region's EPA Zone 2 designation and geological characteristics make radon testing essential for all residents.

9.00

pCi/L area average

Above EPA Action Level

Somerset County average: 9.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Davidsville 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+

Davidsville, 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 Davidsville, PA

No homeowner tests have been submitted for Davidsville 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
Johnstown	7.5 mi	7.33 pCi/L	3
Schellsburg	19.5 mi	20.00 pCi/L	1
Blairsville	22.4 mi	15.00 pCi/L	1
Duncansville	29.7 mi	3.00 pCi/L	1
Mount Pleasant	30.7 mi	7.00 pCi/L	1
Greensburg	32.5 mi	6.50 pCi/L	2
Martinsburg	32.6 mi	15.00 pCi/L	1
Hollidaysburg	33.4 mi	7.00 pCi/L	1

Somerset County Radon Profile

Somerset 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 Somerset County average 9.00 pCi/L across 1 test — 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 Somerset County.

Radon FAQ for Davidsville, PA

What EPA Radon Zone is Davidsville in?

Davidsville and the 15928 zip code are in Somerset 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 Davidsville?

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

Radon mitigation in Davidsville 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 Davidsville?

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.