Cedar Grove, TN Radon Mitigation and Testing

Q: What EPA Radon Zone is Cedar Grove in?

Cedar Grove is in Carroll County, EPA Zone 3.

Q: How much does radon mitigation cost in Cedar Grove?

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

Carroll County

EPA Zone 3

Cedar Grove, TN resides in Carroll 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. Testing is recommended for all homes in the 38321 zip code area.

Cedar Grove, TN Radon Mitigation

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

Cedar Grove, TN Radon Testing

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

Cedar Grove Radon Facts

Key details about the radon risk profile for Cedar Grove and the 38321 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Carroll County, TN

Zip Code

38321

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Cedar Grove and the 38321 zip code are located in Carroll 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 Cedar Grove, TN

What EPA Radon Zone is Cedar Grove in?

Cedar Grove and the 38321 zip code are in Carroll 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 Cedar Grove?

Radon mitigation in Cedar Grove 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 Cedar Grove?

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