Carlisle, KY Radon Levels

Q: What EPA Radon Zone is Carlisle in?

Carlisle is in Nicholas County, EPA Zone 2.

Q: How much does radon mitigation cost in Carlisle?

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

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

Carlisle, KY Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Nicholas County, KY

Zip Code 40311

Situated in Nicholas County within the Bluegrass region's limestone karst terrain, Carlisle sits atop geological formations known for variable radon production across Kentucky. With limited testing data available for zip code 40311, residents should prioritize home testing, especially given the area's limestone bedrock and traditional housing stock with basements.

8.79

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.79 pCi/L, based on 19 tests from 10 nearby cities. No readings have been submitted for Carlisle 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+

Carlisle, 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 Carlisle, KY

No homeowner tests have been submitted for Carlisle 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
Cynthiana	15.4 mi	5.00 pCi/L	1
Flemingsburg	18.8 mi	8.00 pCi/L	2
Mount Sterling	19.0 mi	12.00 pCi/L	1
Winchester	24.5 mi	5.00 pCi/L	1
Georgetown	29.6 mi	15.00 pCi/L	1
Lexington	32.7 mi	8.40 pCi/L	5
Nicholasville	42.2 mi	8.00 pCi/L	1
Versailles	42.7 mi	20.00 pCi/L	1

Nicholas County Radon Profile

EPA mapping assigns Nicholas County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Nicholas County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Nicholas County home regardless of zone or a neighbor's results.

Radon FAQ for Carlisle, KY

What EPA Radon Zone is Carlisle in?

Carlisle and the 40311 zip code are in Nicholas 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.

Why are radon readings shown from areas near Carlisle?

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

Radon mitigation in Carlisle 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 Carlisle?

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.