Drexel, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Drexel in?

Drexel is in Cass County, EPA Zone 1.

Q: How much does radon mitigation cost in Drexel?

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

Cass County

EPA Zone 1

Located in Cass County within the Kansas City Metro area, Drexel sits on Pennsylvanian limestone bedrock that can contribute to elevated radon levels in homes. While specific testing data is currently limited for this zip code 64742 community, the EPA Zone 1 classification indicates high radon potential. Homeowners in this area should prioritize professional radon testing, particularly for properties with basements.

Drexel, MO Radon Mitigation

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

Drexel, MO Radon Testing

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

Drexel Radon Facts

Key details about the radon risk profile for Drexel and the 64742 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Cass County, MO

Zip Code

64742

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Drexel and the 64742 zip code are located in Cass 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 Drexel, MO

What EPA Radon Zone is Drexel in?

Drexel and the 64742 zip code are in Cass 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 Drexel?

Radon mitigation in Drexel 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 Drexel?

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