Cottage Grove, TN Radon Levels

Q: What EPA Radon Zone is Cottage Grove in?

Cottage Grove is in Henry County, EPA Zone 3.

Q: What EPA radon zones surround Cottage Grove, TN?

Cottage Grove sits in Henry County, which the EPA classifies as Radon Zone 3. Among the nearby communities listed above, 1 in Zone 2 (moderate risk, 2-4 pCi/L), 7 in Zone 3 (low risk, under 2 pCi/L). EPA radon zones are county-level predictions of radon potential, so the EPA recommends testing every individual home regardless of its zone, since levels vary from house to house.

Q: How much does radon mitigation cost in Cottage Grove?

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

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

Cottage Grove, TN Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Henry County, TN

Zip Code 38224

Positioned in northwestern Tennessee's Henry County, Cottage Grove sits where Mississippi River valley sediments meet underlying limestone formations. Testing data for the 38224 zip code area is currently limited, making individual home testing important for residents. The region's predominantly slab-on-grade and crawl space construction, combined with alluvial soils, typically results in moderate radon potential.

Cottage Grove, TN Radon Mitigation

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

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EPA Radon Zones Near Cottage Grove, TN

No user-submitted radon readings are available for Cottage Grove or its immediate area yet. The table below shows the EPA radon zone — a county-level prediction of radon risk — for nearby communities. Radon still varies from home to home, so testing is the only way to confirm your level.

City	Distance	County	EPA Radon Zone
Gleason	12.8 mi	Weakley County	Zone 3
Dresden	13.6 mi	Weakley County	Zone 3
Mc Kenzie	15.5 mi	Carroll County	Zone 3
Dukedom	15.8 mi	Weakley County	Zone 3
Greenfield	21.0 mi	Weakley County	Zone 3
Martin	21.9 mi	Weakley County	Zone 3
Sharon	22.8 mi	Weakley County	Zone 3
Big Sandy	23.7 mi	Benton County	Zone 2

Henry County Radon Profile

Henry County is classified as EPA Radon Zone 3, the lowest predicted-risk tier, with modeled indoor screening averages below 2 pCi/L. User-submitted readings are still sparse within Henry County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Henry County.

Radon FAQ for Cottage Grove, TN

What EPA Radon Zone is Cottage Grove in?

Cottage Grove and the 38224 zip code are in Henry County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

What EPA radon zones surround Cottage Grove, TN?

Cottage Grove sits in Henry County, which the EPA classifies as Radon Zone 3. Among the nearby communities listed above, 1 in Zone 2 (moderate risk, 2-4 pCi/L), 7 in Zone 3 (low risk, under 2 pCi/L). EPA radon zones are county-level predictions of radon potential, so the EPA recommends testing every individual home regardless of its zone, since levels vary from house to house.

How much does radon mitigation cost in Cottage Grove?

Radon mitigation in Cottage Grove 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 Cottage Grove?

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.