Centerville, MO Radon Levels

Q: What EPA Radon Zone is Centerville in?

Centerville is in Reynolds County, EPA Zone 2.

Q: How much does radon mitigation cost in Centerville?

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

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

Centerville, MO Radon Facts

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

County Reynolds County, MO

Zip Code 63633

Situated in Reynolds County in the Missouri Ozarks, Centerville falls within EPA Zone 2 where moderate radon levels reflect the region's complex geology. Testing data for zip code 63633 is limited, but the area's limestone formations and spring systems can influence radon potential. Rural homeowners should prioritize testing, especially in properties with basements or built near geological features.

5.86

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.86 pCi/L, based on 7 tests from 5 nearby cities. No readings have been submitted for Centerville 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+

Centerville, 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 Centerville, MO

No homeowner tests have been submitted for Centerville 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
Salem	32.8 mi	6.00 pCi/L	1
Ellsinore	35.7 mi	3.00 pCi/L	1
Farmington	39.3 mi	9.50 pCi/L	2
Bonne Terre	41.2 mi	4.50 pCi/L	2
Leasburg	49.1 mi	4.00 pCi/L	1

Reynolds County Radon Profile

EPA mapping assigns Reynolds County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Reynolds County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Reynolds County home regardless of zone or a neighbor's results.

Radon FAQ for Centerville, MO

What EPA Radon Zone is Centerville in?

Centerville and the 63633 zip code are in Reynolds 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 Centerville?

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

Radon mitigation in Centerville 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 Centerville?

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.