New Haven, KY Radon Levels

Q: What EPA Radon Zone is New Haven in?

New Haven is in Nelson County, EPA Zone 1.

Q: How much does radon mitigation cost in New Haven?

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

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

New Haven, KY Radon Facts

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

County Nelson County, KY

Zip Code 40051

Situated in Nelson County within the Louisville Metro area, New Haven sits in EPA Zone 1 with high radon potential. Current testing data for the 40051 zip code area is unavailable, highlighting the need for comprehensive home testing. Kentucky's karst limestone terrain is particularly conducive to radon production, making regular testing crucial for all residents regardless of home age.

12.67

pCi/L area average

Above EPA Action Level

Nelson County average: 12.67 pCi/L, based on 3 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for New Haven itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

New Haven, 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 New Haven, KY

No homeowner tests have been submitted for New Haven 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
Bardstown	12.3 mi	12.67 pCi/L	3
Lebanon	16.3 mi	11.00 pCi/L	1
Elizabethtown	18.3 mi	18.33 pCi/L	3
Glendale	19.1 mi	7.00 pCi/L	1
Campbellsville	23.2 mi	11.00 pCi/L	1
Shepherdsville	26.1 mi	20.00 pCi/L	1
Vine Grove	29.2 mi	20.00 pCi/L	1
Taylorsville	29.3 mi	6.00 pCi/L	1

Nelson County Radon Profile

Nelson 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. Homeowner-submitted tests from 1 city in Nelson County average 12.67 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Nelson County to test, as levels can differ between neighboring homes.

Radon FAQ for New Haven, KY

What EPA Radon Zone is New Haven in?

New Haven and the 40051 zip code are in Nelson 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 New Haven?

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

Radon mitigation in New Haven 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 New Haven?

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.