Chapel Hill, TN Radon Mitigation and Testing

Q: What EPA Radon Zone is Chapel Hill in?

Chapel Hill is in Marshall County, EPA Zone 1.

Q: How much does radon mitigation cost in Chapel Hill?

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

Marshall County

EPA Zone 1

Located in south-central Tennessee's Marshall County, this Chapel Hill sits on limestone bedrock that can produce elevated radon levels. With no current testing data available for the 37034 area, residents should conduct home testing to understand local conditions. The region's karst geology and traditional basement construction create potential pathways for radon accumulation.

Chapel Hill, TN Radon Mitigation

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

Chapel Hill, TN Radon Testing

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

Chapel Hill Radon Facts

Key details about the radon risk profile for Chapel Hill and the 37034 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Marshall County, TN

Zip Code

37034

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Chapel Hill and the 37034 zip code are located in Marshall 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 Chapel Hill, TN

What EPA Radon Zone is Chapel Hill in?

Chapel Hill and the 37034 zip code are in Marshall 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 Chapel Hill?

Radon mitigation in Chapel Hill 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 Chapel Hill?

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