Mendon, MO Radon Levels

Q: What EPA Radon Zone is Mendon in?

Mendon is in Chariton County, EPA Zone 2.

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

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

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

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

Mendon, MO Radon Facts

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

County Chariton County, MO

Zip Code 64660

Found in Chariton County in north-central Missouri, Mendon lies in EPA Zone 2 indicating moderate radon potential across the region. The area's prairie soils over limestone and shale bedrock can produce varying radon levels in individual homes. Testing data for this rural community remains limited, making it advisable for homeowners in zip code 64660 to conduct radon testing, especially in properties with basements.

9.33

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 9.33 pCi/L, based on 3 tests from 3 nearby cities. No readings have been submitted for Mendon 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+

Mendon, 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 Mendon, MO

No homeowner tests have been submitted for Mendon 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
Meadville	17.7 mi	18.00 pCi/L	1
Carrollton	26.2 mi	6.00 pCi/L	1
Boonville	47.2 mi	4.00 pCi/L	1

Chariton County Radon Profile

EPA mapping assigns Chariton 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 Chariton 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 Chariton County home regardless of zone or a neighbor's results.

Radon FAQ for Mendon, MO

What EPA Radon Zone is Mendon in?

Mendon and the 64660 zip code are in Chariton 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 Mendon?

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

Radon mitigation in Mendon 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 Mendon?

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.