South Fulton, TN Radon Levels

Q: What EPA Radon Zone is South Fulton in?

South Fulton is in Obion County, EPA Zone 3.

Q: What EPA radon zones surround South Fulton, TN?

South Fulton sits in Obion County, which the EPA classifies as Radon Zone 3. Among the nearby communities listed above, 8 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 South Fulton?

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

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

South Fulton, TN Radon Facts

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

County Obion County, TN

Zip Code 38257

Located in far western Obion County near the Kentucky border, South Fulton sits in Tennessee's Mississippi River plain where alluvial soils and underlying geology typically produce lower radon levels. The community features a mix of mid-century and newer homes, with slab-on-grade and crawl space foundations more common than full basements. While testing data for zip code 38257 is currently limited, individual assessment remains worthwhile given the variability in radon levels even within lower-risk geological zones.

South Fulton, 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 South Fulton, TN

No user-submitted radon readings are available for South Fulton 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
Dukedom	10.5 mi	Weakley County	Zone 3
Palmersville	16.0 mi	Weakley County	Zone 3
Dresden	16.5 mi	Weakley County	Zone 3
Sharon	16.8 mi	Weakley County	Zone 3
Kenton	21.6 mi	Gibson County	Zone 3
Gleason	23.7 mi	Weakley County	Zone 3
Greenfield	24.2 mi	Weakley County	Zone 3
Rutherford	25.0 mi	Gibson County	Zone 3

Obion County Radon Profile

Local geology places Obion County in EPA Radon Zone 3, where predicted indoor radon averages fall below 2 pCi/L — though no county is risk-free. Few homeowner tests have been logged inside Obion County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Obion County to test, as levels can differ between neighboring homes.

Radon FAQ for South Fulton, TN

What EPA Radon Zone is South Fulton in?

South Fulton and the 38257 zip code are in Obion 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 South Fulton, TN?

South Fulton sits in Obion County, which the EPA classifies as Radon Zone 3. Among the nearby communities listed above, 8 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 South Fulton?

Radon mitigation in South Fulton 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 South Fulton?

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.