Cottontown, TN Radon Levels

Q: What EPA Radon Zone is Cottontown in?

Cottontown is in Sumner County, EPA Zone 2.

Q: How much does radon mitigation cost in Cottontown?

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

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

Cottontown, TN Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Sumner County, TN

Zip Code 37048

Part of the Nashville Metro area in Sumner County, Cottontown is situated in EPA Zone 2 where moderate radon levels are anticipated across Middle Tennessee. The region's limestone bedrock and rolling terrain create geological conditions that can facilitate radon gas movement into homes, particularly those with basements or crawl space foundations. With limited testing data available for zip code 37048, residents should conduct radon measurements to determine their individual exposure levels.

4.00

pCi/L area average

Above EPA Action Level

Sumner County average: 4.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Cottontown itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Cottontown, TN Radon Mitigation

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

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Radon Readings Near Cottontown, TN

No homeowner tests have been submitted for Cottontown yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
White House	4.3 mi	6.00 pCi/L	1
Gallatin	11.3 mi	4.00 pCi/L	1
Madison	16.9 mi	5.00 pCi/L	1
Old Hickory	17.3 mi	12.00 pCi/L	1
Hermitage	21.2 mi	4.00 pCi/L	1
Mount Juliet	21.6 mi	2.00 pCi/L	1
Nashville	25.8 mi	7.00 pCi/L	1
Lebanon	28.8 mi	5.00 pCi/L	1

Sumner County Radon Profile

EPA mapping assigns Sumner County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Sumner County average 4.00 pCi/L across 1 test — 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 Sumner County home regardless of zone or a neighbor's results.

Radon FAQ for Cottontown, TN

What EPA Radon Zone is Cottontown in?

Cottontown and the 37048 zip code are in Sumner 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.

Why are radon readings shown from areas near Cottontown?

No homeowner radon tests have been submitted for Cottontown yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Sumner County average—are the best available indicator of local conditions until Cottontown homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Cottontown?

Radon mitigation in Cottontown 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 Cottontown?

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.