Signal Mountain, TN Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Signal Mountain in?

Signal Mountain is in Hamilton County, EPA Zone 2.

Q: How much does radon mitigation cost in Signal Mountain?

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

Hamilton County

EPA Zone 2

1 user test

Perched above Chattanooga in Hamilton County, Signal Mountain has recorded an average radon level of 7.0 pCi/L, significantly exceeding the EPA action threshold. The community's elevated position on limestone bedrock creates ideal conditions for radon accumulation, making testing crucial for all residents in ZIP code 37377.

7.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Signal Mountain, TN Radon Mitigation

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

Signal Mountain, TN Radon Testing

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

Signal Mountain, Tennessee Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Signal Mountain, TN	0-20 Years	Full Basement	Nov 2020

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

Signal Mountain Radon Facts

Key details about the radon risk profile for Signal Mountain and the 37377 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Hamilton County, TN

Zip Code

37377

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Signal Mountain and the 37377 zip code are located in Hamilton 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 Signal Mountain, TN

What is the average radon level in Signal Mountain, TN?

Based on 1 user-submitted test, the average radon level in Signal Mountain 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 Signal Mountain in?

Signal Mountain and the 37377 zip code are in Hamilton 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 Signal Mountain?

Radon mitigation in Signal Mountain 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 Signal Mountain?

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