Morristown, TN Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Morristown in?

Morristown is in Hamblen County, EPA Zone 1.

Q: How much does radon mitigation cost in Morristown?

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

Avg: 7.00 pCi/L

Hamblen County

EPA Zone 1

2 user tests

Morristown in east Tennessee's Hamblen County shows concerning radon levels, with an average of 7.0 pCi/L that significantly exceeds the EPA action threshold. This Appalachian foothill community sits where limestone bedrock and valley geology create conditions highly favorable for radon accumulation. Residents in zip codes 37813 and 37814 should prioritize testing and mitigation, as the area's geological setting consistently produces elevated indoor radon concentrations.

7.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Morristown, TN. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Morristown, TN Radon Mitigation

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

Morristown, TN Radon Testing

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

Morristown, Tennessee Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
9 pCi/L	Morristown, TN	51-99 Years	Partial Basement	Feb 2024
5 pCi/L	Morristown, TN	21-50 Years	Full Basement	Mar 2022

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

Morristown Radon Facts

Key details about the radon risk profile for Morristown and the 37813 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Hamblen County, TN

Zip Code

37813

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Morristown and the 37813 zip code are located in Hamblen 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 Morristown, TN

What is the average radon level in Morristown, TN?

Based on 2 user-submitted tests, the average radon level in Morristown is 7.00 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 Morristown in?

Morristown and the 37813 zip code are in Hamblen 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 Morristown?

Radon mitigation in Morristown 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 Morristown?

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