Madill, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Madill in?

Madill is in Marshall County, EPA Zone 3.

Q: How much does radon mitigation cost in Madill?

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

Marshall County

EPA Zone 3

Madill, OK resides in Marshall County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. Testing is recommended for all homes in the 73446 zip code area.

Madill, OK Radon Mitigation

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

Madill, OK Radon Testing

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

Madill Radon Facts

Key details about the radon risk profile for Madill and the 73446 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Marshall County, OK

Zip Code

73446

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Madill and the 73446 zip code are located in Marshall County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Madill, OK

What EPA Radon Zone is Madill in?

Madill and the 73446 zip code are in Marshall County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Madill?

Radon mitigation in Madill 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 Madill?

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 Oklahoma

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

City	Avg User Radon Level	Submissions
Tulsa	8.14 pCi/L	7
Oklahoma City	7.00 pCi/L	1
Edmond	5.00 pCi/L	1