Gradyville, KY Radon Mitigation and Testing

Q: What EPA Radon Zone is Gradyville in?

Gradyville is in Adair County, EPA Zone 1.

Q: How much does radon mitigation cost in Gradyville?

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

Adair County

EPA Zone 1

Tucked into the hills of Adair County in EPA Zone 1, Gradyville sits where Mississippian limestone bedrock creates significant radon potential across south-central Kentucky. Although specific testing data for zip code 42742 is limited, the geological setting strongly suggests elevated radon risk for area homes. The community's older housing stock, including homes with stone foundations and partial basements, may be particularly vulnerable to radon infiltration.

Gradyville, KY Radon Mitigation

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

Gradyville, KY Radon Testing

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

Gradyville Radon Facts

Key details about the radon risk profile for Gradyville and the 42742 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Adair County, KY

Zip Code

42742

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Gradyville and the 42742 zip code are located in Adair 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 Gradyville, KY

What EPA Radon Zone is Gradyville in?

Gradyville and the 42742 zip code are in Adair 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 Gradyville?

Radon mitigation in Gradyville 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 Gradyville?

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