Old Hickory, TN Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 12.00 pCi/L.

Q: What EPA Radon Zone is Old Hickory in?

Old Hickory is in Davidson County, EPA Zone 1.

Q: How much does radon mitigation cost in Old Hickory?

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

Avg: 12.00 pCi/L

Davidson County

EPA Zone 1

1 user test

Located along the Cumberland River in Davidson County within the Nashville metropolitan area, Old Hickory sits on limestone bedrock formations typical of Middle Tennessee. Recent testing shows a notably elevated average radon level of 12.0 pCi/L, significantly exceeding the EPA action threshold. Given this high reading and the area's Zone 1 classification, homes in zip code 37138 should be tested and mitigated promptly.

12.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Old Hickory, TN Radon Mitigation

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

Old Hickory, TN Radon Testing

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

Old Hickory, Tennessee Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
12 pCi/L	Old Hickory, TN	21-50 Years	Partial Basement	Jan 2025

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

Old Hickory Radon Facts

Key details about the radon risk profile for Old Hickory and the 37138 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Davidson County, TN

Zip Code

37138

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

12.00 pCi/L

User Tests Submitted

Old Hickory and the 37138 zip code are located in Davidson 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 Old Hickory, TN

What is the average radon level in Old Hickory, TN?

Based on 1 user-submitted test, the average radon level in Old Hickory is 12.00 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 Old Hickory in?

Old Hickory and the 37138 zip code are in Davidson 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 Old Hickory?

Radon mitigation in Old Hickory 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 Old Hickory?

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