Thomas, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Thomas in?

Thomas is in Custer County, EPA Zone 3.

Q: How much does radon mitigation cost in Thomas?

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

Custer County

EPA Zone 3

Found in Custer County within Oklahoma's gypsum hills region, Thomas's sedimentary geology and semi-arid climate typically produce lower radon concentrations. With testing data currently unavailable for zip code 73669, residents should establish baseline radon levels through professional home testing.

Thomas, OK Radon Mitigation

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

Thomas, OK Radon Testing

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

Thomas Radon Facts

Key details about the radon risk profile for Thomas and the 73669 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Custer County, OK

Zip Code

73669

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Thomas and the 73669 zip code are located in Custer 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 Thomas, OK

What EPA Radon Zone is Thomas in?

Thomas and the 73669 zip code are in Custer 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 Thomas?

Radon mitigation in Thomas 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 Thomas?

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