Keytesville, MO Radon Mitigation and Testing

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.

Chariton County

EPA Zone 2

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.

Keytesville, MO Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Keytesville, MO Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Keytesville Radon Facts

Key details about the radon risk profile for Keytesville and the 65261 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Chariton County, MO

Zip Code

65261

Predicted Screening Level

2–4 pCi/L (Zone 2)

Keytesville and the 65261 zip code are located in Chariton County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

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.

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.

Most Active Radon Markets in Missouri

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Troy	8.50 pCi/L	4
Lees Summit	7.00 pCi/L	3
Columbia	3.00 pCi/L	2
House Springs	7.00 pCi/L	1
Kansas City	7.00 pCi/L	1
Springfield	7.00 pCi/L	1
Independence	5.00 pCi/L	1
Wentzville	No submissions	0