Thelma, KY Radon Mitigation and Testing

Q: What EPA Radon Zone is Thelma in?

Thelma is in Johnson County, EPA Zone 2.

Q: How much does radon mitigation cost in Thelma?

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

Johnson County

EPA Zone 2

Found in eastern Johnson County, Thelma sits in the Appalachian region where Pennsylvanian sandstone and coal-bearing strata can influence radon levels. While testing data for the 41260 area isn't extensively documented, the mountainous geology suggests variable radon potential. Homeowners should consider professional radon assessment, particularly in homes built into hillsides or with basement foundations.

Thelma, KY Radon Mitigation

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

Thelma, KY Radon Testing

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

Thelma Radon Facts

Key details about the radon risk profile for Thelma and the 41260 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Johnson County, KY

Zip Code

41260

Predicted Screening Level

2–4 pCi/L (Zone 2)

Thelma and the 41260 zip code are located in Johnson 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 Thelma, KY

What EPA Radon Zone is Thelma in?

Thelma and the 41260 zip code are in Johnson 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 Thelma?

Radon mitigation in Thelma 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 Thelma?

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 Kentucky

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

City	Avg User Radon Level	Submissions
Bowling Green	15.80 pCi/L	5
Lexington	8.40 pCi/L	5
Frankfort	7.80 pCi/L	5
Florence	5.40 pCi/L	5
Owensboro	5.33 pCi/L	3
Union	4.67 pCi/L	3
Brandenburg	11.50 pCi/L	2
Harrodsburg	9.00 pCi/L	2
Louisville	5.50 pCi/L	2
Campbellsville	11.00 pCi/L	1