Dandridge, TN Radon Levels

Q: What EPA Radon Zone is Dandridge in?

Dandridge is in Jefferson County, EPA Zone 1.

Q: How much does radon mitigation cost in Dandridge?

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

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

Dandridge, TN Radon Facts

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

County Jefferson County, TN

Zip Code 37725

Situated in Jefferson County in eastern Tennessee's foothills region, Dandridge lies within EPA Zone 1 where higher radon potential exists, despite limited current testing data for this lakeside community. The area's Appalachian geology and Douglas Lake location, combined with a mix of traditional and modern housing typical of eastern Tennessee, makes radon testing an important health consideration for residents in zip code 37725.

4.50

pCi/L area average

Above EPA Action Level

Jefferson County average: 4.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Dandridge 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+

Dandridge, TN 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 Dandridge, TN

No homeowner tests have been submitted for Dandridge 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
Jefferson City	8.6 mi	5.00 pCi/L	1
White Pine	8.7 mi	4.00 pCi/L	1
Morristown	16.2 mi	7.00 pCi/L	2
Russellville	21.9 mi	9.00 pCi/L	1
Walland	28.2 mi	20.00 pCi/L	1
Maynardville	28.3 mi	5.00 pCi/L	1
Knoxville	31.4 mi	4.00 pCi/L	1
Maryville	37.2 mi	10.50 pCi/L	2

Jefferson County Radon Profile

Because of its underlying geology, Jefferson County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 2 cities in Jefferson County average 4.50 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Jefferson County home regardless of zone or a neighbor's results.

Radon FAQ for Dandridge, TN

What EPA Radon Zone is Dandridge in?

Dandridge and the 37725 zip code are in Jefferson 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 Dandridge?

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

Radon mitigation in Dandridge 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 Dandridge?

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.