Keytesville, MO Radon Levels

Q: What EPA Radon Zone is Keytesville in?

Keytesville is in Chariton County, EPA Zone 2.

Q: How much does radon mitigation cost in Keytesville?

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

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

Keytesville, MO Radon Facts

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

County Chariton County, MO

Zip Code 65261

Situated in rural Chariton County, Keytesville lies in Missouri's glacial till region where limestone bedrock can contribute to moderate radon potential. The community's historic homes and farmsteads, many featuring full or partial basements, provide enclosed spaces where radon can accumulate. Without comprehensive testing data available for zip code 65261, residents are strongly encouraged to test their homes to determine actual radon levels.

7.60

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.60 pCi/L, based on 5 tests from 4 nearby cities. No readings have been submitted for Keytesville 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+

Keytesville, MO 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 Keytesville?

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

1-800-299-3578 816-463-2802 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Keytesville, MO

No homeowner tests have been submitted for Keytesville 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	28.6 mi	18.00 pCi/L	1
Carrollton	31.0 mi	6.00 pCi/L	1
Boonville	37.7 mi	4.00 pCi/L	1
Hallsville	45.8 mi	5.00 pCi/L	2

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 Keytesville, MO

What EPA Radon Zone is Keytesville in?

Keytesville and the 65261 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 Keytesville?

No homeowner radon tests have been submitted for Keytesville 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 Keytesville 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 Keytesville?

Radon mitigation in Keytesville 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 Keytesville?

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.