Perryville, MO Radon Levels

Q: What EPA Radon Zone is Perryville in?

Perryville is in Perry County, EPA Zone 2.

Q: How much does radon mitigation cost in Perryville?

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

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

Perryville, MO Radon Facts

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

County Perry County, MO

Zip Code 63775

The county seat of Perry County, Perryville sits in southeastern Missouri where Mississippi River valley alluvium meets underlying limestone formations. Testing data for this 63775 zip code area is currently sparse, making individual radon testing advisable for residents to determine their specific indoor air quality levels.

6.91

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.91 pCi/L, based on 11 tests from 6 nearby cities. No readings have been submitted for Perryville yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Perryville, MO 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 Perryville, MO

No homeowner tests have been submitted for Perryville 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
Jackson	25.8 mi	7.00 pCi/L	2
Farmington	29.6 mi	9.50 pCi/L	2
Cape Girardeau	33.7 mi	6.50 pCi/L	2
Bonne Terre	39.8 mi	4.50 pCi/L	2
Festus	44.4 mi	5.00 pCi/L	2
De Soto	46.4 mi	11.00 pCi/L	1

Perry County Radon Profile

Perry 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. User-submitted readings are still sparse within Perry County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. 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 Perry County.

Radon FAQ for Perryville, MO

What EPA Radon Zone is Perryville in?

Perryville and the 63775 zip code are in Perry 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 Perryville?

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

Radon mitigation in Perryville 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 Perryville?

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.