Townsend, TN Radon Levels

Q: What EPA Radon Zone is Townsend in?

Townsend is in Blount County, EPA Zone 1.

Q: How much does radon mitigation cost in Townsend?

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

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

Townsend, TN Radon Facts

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

County Blount County, TN

Zip Code 37882

Located in Blount County within the Knoxville Metro area, Townsend sits at the gateway to the Great Smoky Mountains where complex Appalachian geology creates variable radon conditions. This tourist-oriented community features a mix of permanent residences and vacation homes, many with full or partial basements. With comprehensive radon data limited for zip code 37882, homeowners should test to determine their individual radon exposure levels.

13.67

pCi/L area average

Above EPA Action Level

Blount County average: 13.67 pCi/L, based on 3 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Townsend 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+

Townsend, 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 Townsend, TN

No homeowner tests have been submitted for Townsend 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
Walland	6.4 mi	20.00 pCi/L	1
Maryville	13.1 mi	10.50 pCi/L	2
Knoxville	23.6 mi	4.00 pCi/L	1
Vonore	25.6 mi	9.00 pCi/L	1
Lenoir City	28.5 mi	8.00 pCi/L	1
Loudon	33.1 mi	9.00 pCi/L	1
Jefferson City	34.0 mi	5.00 pCi/L	1
Oak Ridge	36.7 mi	7.00 pCi/L	2

Blount County Radon Profile

Because of its underlying geology, Blount 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 Blount County average 13.67 pCi/L across 3 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 Blount County home regardless of zone or a neighbor's results.

Radon FAQ for Townsend, TN

What EPA Radon Zone is Townsend in?

Townsend and the 37882 zip code are in Blount 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 Townsend?

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

Radon mitigation in Townsend 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 Townsend?

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.