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Jefferson City, TN Radon Levels

Check local Jefferson City radon levels and find certified testing and mitigation professionals to keep your home safe


Jefferson City, TN Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Jefferson County, TN
Zip Code 37760
Avg. User Level 5.00 pCi/L
User Tests 1

Located in East Tennessee's Jefferson County, Jefferson City has recorded radon levels averaging 5.0 pCi/L, which exceeds the EPA action threshold. The area's Appalachian geology, with limestone and shale formations, contributes to elevated radon potential in zip code 37760. Homeowners should test their properties, particularly those with basements or crawl spaces common in this mountainous region.

5.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Jefferson City, TN Radon Mitigation

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

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Jefferson City, TN Radon Levels

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

Radon LevelCityHome AgeFoundation
5 pCi/L Jefferson City, TN 21-50 Years Full Basement

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

Radon Readings Near Jefferson City, TN

Compare radon levels in Jefferson City with the closest nearby cities that have user-submitted test data.

CityDistanceAvg User LevelReadings
White Pine 10.5 mi 4.00 pCi/L 1
Morristown 12.3 mi 7.00 pCi/L 2
Russellville 18.8 mi 9.00 pCi/L 1
Maynardville 21.6 mi 5.00 pCi/L 1
Knoxville 29.9 mi 4.00 pCi/L 1
Walland 31.6 mi 20.00 pCi/L 1
Maryville 39.6 mi 10.50 pCi/L 2
La Follette 40.1 mi 12.00 pCi/L 1

Jefferson County Radon Profile

Because of its underlying geology, Jefferson County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 2 cities in Jefferson County average 4.50 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Jefferson County home regardless of zone or a neighbor's results.

Radon FAQ for Jefferson City, TN

What is the average radon level in Jefferson City, TN?
Based on 1 user-submitted test, the average radon level in Jefferson City is 5.00 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 Jefferson City in?
Jefferson City and the 37760 zip code are in Jefferson 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 Jefferson City?
Radon mitigation in Jefferson City 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 Jefferson City?
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.