Collinwood, TN Radon Mitigation and Testing

Q: What EPA Radon Zone is Collinwood in?

Collinwood is in Wayne County, EPA Zone 1.

Q: How much does radon mitigation cost in Collinwood?

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

Wayne County

EPA Zone 1

Located in Wayne County in south-central Tennessee, Collinwood lies within the Highland Rim's limestone and shale geology that generally produces lower radon concentrations. With limited testing data available for zip code 38450, homeowners should prioritize professional radon measurement to establish baseline indoor air quality. Individual property characteristics and local geological variations can create unexpected radon accumulation regardless of regional trends.

Collinwood, TN Radon Mitigation

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

Collinwood, TN Radon Testing

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

Collinwood Radon Facts

Key details about the radon risk profile for Collinwood and the 38450 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Wayne County, TN

Zip Code

38450

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Collinwood and the 38450 zip code are located in Wayne County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Collinwood, TN

What EPA Radon Zone is Collinwood in?

Collinwood and the 38450 zip code are in Wayne 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.

How much does radon mitigation cost in Collinwood?

Radon mitigation in Collinwood 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 Collinwood?

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