Humboldt, TN Radon Mitigation and Testing

Q: What EPA Radon Zone is Humboldt in?

Humboldt is in Gibson County, EPA Zone 3.

Q: How much does radon mitigation cost in Humboldt?

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

Gibson County

EPA Zone 3

Situated in Gibson County within the Jackson Metro area, Humboldt falls in EPA Zone 3 where radon testing submissions remain limited. The region's western Tennessee geology typically produces lower radon potential, though individual properties can still vary. Residents in the 38343 zip code area should consider baseline radon testing to establish their home's specific characteristics.

Humboldt, TN Radon Mitigation

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

Humboldt, TN Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Humboldt Radon Facts

Key details about the radon risk profile for Humboldt and the 38343 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Gibson County, TN

Zip Code

38343

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Humboldt and the 38343 zip code are located in Gibson County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Humboldt, TN

What EPA Radon Zone is Humboldt in?

Humboldt and the 38343 zip code are in Gibson County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Humboldt?

Radon mitigation in Humboldt 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 Humboldt?

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.

Most Active Radon Markets in Tennessee

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Elizabethton	7.33 pCi/L	3
Cleveland	5.33 pCi/L	3
Johnson City	4.33 pCi/L	3
Maryville	10.50 pCi/L	2
Columbia	8.50 pCi/L	2
Bristol	6.50 pCi/L	2
Chattanooga	5.00 pCi/L	2
Clarksville	20.00 pCi/L	1
Kingsport	5.00 pCi/L	1
Knoxville	4.00 pCi/L	1
Greeneville	No submissions	0
Murfreesboro	No submissions	0