Loudon, TN Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 9.00 pCi/L.

Q: What EPA Radon Zone is Loudon in?

Loudon is in Loudon County, EPA Zone 1.

Q: How much does radon mitigation cost in Loudon?

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

Avg: 9.00 pCi/L

Loudon County

EPA Zone 1

1 user test

Part of the Knoxville Metro area in eastern Tennessee's Loudon County, this community has recorded an average radon level of 9.0 pCi/L, which significantly exceeds the EPA action level. The area sits in the Tennessee Valley where limestone bedrock and sedimentary geology contribute to elevated radon production. Homeowners in zip code 37774 should test their properties and consider mitigation, particularly in homes with basements or crawl spaces common to East Tennessee construction.

9.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Loudon, TN Radon Mitigation

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

Loudon, TN Radon Testing

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

Loudon, Tennessee Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
9 pCi/L	Loudon, TN	21-50 Years	Partial Basement	Apr 2017

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

Loudon Radon Facts

Key details about the radon risk profile for Loudon and the 37774 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Loudon County, TN

Zip Code

37774

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

9.00 pCi/L

User Tests Submitted

Loudon and the 37774 zip code are located in Loudon 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 Loudon, TN

What is the average radon level in Loudon, TN?

Based on 1 user-submitted test, the average radon level in Loudon is 9.00 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 Loudon in?

Loudon and the 37774 zip code are in Loudon 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 Loudon?

Radon mitigation in Loudon 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 Loudon?

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