Trade, TN Radon Levels

Q: What EPA Radon Zone is Trade in?

Trade is in Johnson County, EPA Zone 2.

Q: Why are radon readings shown from areas near Trade?

No homeowner radon tests have been submitted for Trade yet, so readings from the closest cities and the Johnson County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Trade?

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

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

Trade, TN Radon Facts

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

County Johnson County, TN

Zip Code 37691

High in the Appalachian Mountains of Johnson County, Trade sits at one of Tennessee's highest elevations where ancient crystalline rocks can produce variable radon levels. Testing data for zip code 37691 is limited, making professional assessment crucial for homeowners in this rural mountain community. The area's mix of older mountain homes and newer construction means radon risk can vary considerably from property to property.

20.00

pCi/L area average

Above EPA Action Level

Johnson County average: 20.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Trade 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+

Trade, TN Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Need Radon Mitigation or Testing in Trade?

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Radon Readings Near Trade, TN

No homeowner tests have been submitted for Trade 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
Mountain City	7.4 mi	20.00 pCi/L	1
Elizabethton	24.8 mi	7.33 pCi/L	3
Bristol	27.4 mi	6.50 pCi/L	2
Bluff City	27.7 mi	5.00 pCi/L	1
Johnson City	35.3 mi	4.20 pCi/L	5
Blountville	35.7 mi	20.00 pCi/L	1
Jonesborough	41.1 mi	7.00 pCi/L	2
Telford	44.2 mi	12.00 pCi/L	1

Johnson County Radon Profile

The soils and bedrock of Johnson County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 1 city in Johnson County average 20.00 pCi/L across 1 test — 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 Johnson County to test, as levels can differ between neighboring homes.

Radon FAQ for Trade, TN

What EPA Radon Zone is Trade in?

Trade and the 37691 zip code are in Johnson 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 Trade?

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

Radon mitigation in Trade 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 Trade?

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.