Sidman, PA Radon Levels

Q: What EPA Radon Zone is Sidman in?

Sidman is in Cambria County, EPA Zone 2.

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

No homeowner radon tests have been submitted for Sidman yet, so readings from the closest cities and the Cambria 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 Sidman?

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

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

Sidman, PA Radon Facts

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

County Cambria County, PA

Zip Code 15955

Sidman in Cambria County sits within Pennsylvania's coal country, where geological formations can produce moderate-to-high radon levels throughout the region. The community's housing includes many older homes built during the area's industrial heritage, often featuring stone or block basements susceptible to radon entry. Given the absence of current testing data for zip code 15955, homeowners should prioritize radon testing to determine their specific exposure levels.

7.33

pCi/L area average

Above EPA Action Level

Cambria County average: 7.33 pCi/L, based on 3 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for Sidman 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+

Sidman, PA Radon Mitigation

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

Need Radon Mitigation or Testing in Sidman?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Cambria County Pros

1-800-299-3578 814-275-6476 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Sidman, PA

No homeowner tests have been submitted for Sidman 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	8.5 mi	7.33 pCi/L	3
Duncansville	17.5 mi	3.00 pCi/L	1
Schellsburg	20.1 mi	20.00 pCi/L	1
Hollidaysburg	21.2 mi	7.00 pCi/L	1
Altoona	22.2 mi	6.00 pCi/L	2
Martinsburg	22.3 mi	15.00 pCi/L	1
Blairsville	27.8 mi	15.00 pCi/L	1
James Creek	29.4 mi	20.00 pCi/L	1

Cambria County Radon Profile

EPA mapping assigns Cambria County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Cambria County average 7.33 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Cambria County home regardless of zone or a neighbor's results.

Radon FAQ for Sidman, PA

What EPA Radon Zone is Sidman in?

Sidman and the 15955 zip code are in Cambria 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 Sidman?

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

Radon mitigation in Sidman 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 Sidman?

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.