Yosemite, KY Radon Levels

Q: What EPA Radon Zone is Yosemite in?

Yosemite is in Casey County, EPA Zone 1.

Q: How much does radon mitigation cost in Yosemite?

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

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

Yosemite, KY Radon Facts

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

County Casey County, KY

Zip Code 42566

Located in rural Casey County, Yosemite sits within Kentucky's Pennyrile region where Mississippian limestone bedrock can contribute to elevated radon potential. This small community in zip code 42566 features primarily older residential properties typical of south-central Kentucky's rural landscape. Since comprehensive radon testing data is not yet available for this area, homeowners should conduct professional radon tests to assess their individual risk levels.

10.93

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 10.93 pCi/L, based on 14 tests from 10 nearby cities. No readings have been submitted for Yosemite 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+

Yosemite, 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 Yosemite, KY

No homeowner tests have been submitted for Yosemite 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
Nancy	17.6 mi	7.00 pCi/L	1
Somerset	19.6 mi	13.50 pCi/L	2
Danville	23.5 mi	10.33 pCi/L	3
Perryville	24.3 mi	20.00 pCi/L	1
Jamestown	28.2 mi	8.00 pCi/L	1
Burnside	29.7 mi	10.00 pCi/L	1
Campbellsville	29.7 mi	11.00 pCi/L	1
Lebanon	30.7 mi	11.00 pCi/L	1

Casey County Radon Profile

Casey 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 Casey 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 Casey County to test, as levels can differ between neighboring homes.

Radon FAQ for Yosemite, KY

What EPA Radon Zone is Yosemite in?

Yosemite and the 42566 zip code are in Casey 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 Yosemite?

No homeowner radon tests have been submitted for Yosemite yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Casey County average—are the best available indicator of local conditions until Yosemite 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 Yosemite?

Radon mitigation in Yosemite 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 Yosemite?

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.