Finleyville, PA Radon Levels

Q: What EPA Radon Zone is Finleyville in?

Finleyville is in Washington County, EPA Zone 2.

Q: How much does radon mitigation cost in Finleyville?

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

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

Finleyville, PA Radon Facts

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

County Washington County, PA

Zip Code 15332

Located in Washington County within the Pittsburgh metropolitan area, Finleyville sits atop Pennsylvania's coal-bearing geology that can influence indoor radon levels. While testing data is currently limited for this community in zip code 15332, homeowners should consider radon testing given the region's geological characteristics. Pennsylvania's variable bedrock conditions make individual home testing the only reliable way to determine radon exposure risk.

7.80

pCi/L area average

Above EPA Action Level

Washington County average: 7.80 pCi/L, based on 5 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Finleyville 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+

Finleyville, 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 Finleyville, PA

No homeowner tests have been submitted for Finleyville 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
South Park	2.6 mi	7.00 pCi/L	2
Bethel Park	5.5 mi	10.00 pCi/L	1
Mckeesport	8.5 mi	7.00 pCi/L	1
West Mifflin	9.8 mi	9.00 pCi/L	1
Canonsburg	10.1 mi	8.33 pCi/L	3
West Newton	12.0 mi	6.00 pCi/L	1
Pittsburgh	12.8 mi	9.25 pCi/L	4
Irwin	14.1 mi	10.00 pCi/L	1

Washington County Radon Profile

EPA mapping assigns Washington 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 3 cities in Washington County average 7.80 pCi/L across 5 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 Washington County home regardless of zone or a neighbor's results.

Radon FAQ for Finleyville, PA

What EPA Radon Zone is Finleyville in?

Finleyville and the 15332 zip code are in Washington 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 Finleyville?

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

Radon mitigation in Finleyville 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 Finleyville?

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.