Gradyville, KY Radon Levels

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.

Check local Gradyville radon levels and find certified testing and mitigation professionals to keep your home safe

Gradyville, KY Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Adair County, KY

Zip Code 42742

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.

12.07

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 12.07 pCi/L, based on 14 tests from 9 nearby cities. No readings have been submitted for Gradyville yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Gradyville, KY Radon Mitigation

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

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Radon Readings Near Gradyville, KY

No homeowner tests have been submitted for Gradyville yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Campbellsville	18.7 mi	11.00 pCi/L	1
Jamestown	22.0 mi	8.00 pCi/L	1
Lebanon	34.6 mi	11.00 pCi/L	1
Nancy	41.2 mi	7.00 pCi/L	1
Glendale	42.5 mi	7.00 pCi/L	1
Scottsville	46.2 mi	6.00 pCi/L	2
Perryville	46.6 mi	20.00 pCi/L	1
Elizabethtown	46.9 mi	18.33 pCi/L	3

Adair County Radon Profile

Adair County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Adair County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Adair County to test, as levels can differ between neighboring homes.

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.

Why are radon readings shown from areas near Gradyville?

No homeowner radon tests have been submitted for Gradyville yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Adair County average—are the best available indicator of local conditions until Gradyville homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

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.