Durham, KS Radon Mitigation and Testing

Q: What EPA Radon Zone is Durham in?

Durham is in Marion County, EPA Zone 1.

Q: How much does radon mitigation cost in Durham?

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

Marion County

EPA Zone 1

Found in rural Marion County in central Kansas, Durham sits atop Permian limestone and shale formations characteristic of the Great Plains region. The community's housing in zip code 67438 consists mainly of older farmsteads and ranch-style homes, many with partial basements or slab-on-grade foundations. Since comprehensive radon testing data is not available for this area, homeowners should test their properties as limestone bedrock can contribute to radon accumulation in enclosed below-grade spaces.

Durham, KS Radon Mitigation

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

Durham, KS Radon Testing

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

Durham Radon Facts

Key details about the radon risk profile for Durham and the 67438 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Marion County, KS

Zip Code

67438

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Durham and the 67438 zip code are located in Marion County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Durham, KS

What EPA Radon Zone is Durham in?

Durham and the 67438 zip code are in Marion County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Durham?

Radon mitigation in Durham 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 Durham?

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 Kansas

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

City	Avg User Radon Level	Submissions
Topeka	6.00 pCi/L	1
Overland Park	No submissions	0