Clarksville, TN Radon Mitigation and Testing

Q: What is the average radon level in Clarksville, TN?

Based on 1 user-submitted tests, the average radon level is 20.00 pCi/L.

Q: What EPA Radon Zone is Clarksville in?

Clarksville is in Montgomery County, EPA Zone 2.

Q: How much does radon mitigation cost in Clarksville?

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

Avg: 20.00 pCi/L

Montgomery County

EPA Zone 2

1 user test

Clarksville is located in Montgomery County, Tennessee. With 1 user-submitted readings averaging 20.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 37040 zip code.

20.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Clarksville, TN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Clarksville, TN Radon Mitigation

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

Clarksville, TN Radon Testing

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

Clarksville, Tennessee Radon Levels

User-submitted radon test readings from homes in the Clarksville area.

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Clarksville, TN	0-20 Years	Full Basement	Feb 2018

Have a radon test result for Clarksville? Submit your reading to help other homeowners.

Clarksville Radon Facts

Key details about the radon risk profile for Clarksville and the 37040 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Montgomery County, TN

Zip Code

37040

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

20.00 pCi/L

User Tests Submitted

Clarksville and the 37040 zip code are located in Montgomery County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Clarksville, TN

What is the average radon level in Clarksville, TN?

Based on 1 user-submitted test, the average radon level in Clarksville is 20.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Clarksville in?

Clarksville and the 37040 zip code are in Montgomery 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.

How much does radon mitigation cost in Clarksville?

Radon mitigation in Clarksville 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 Clarksville?

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