Holcomb, MO Radon Levels

Q: What EPA Radon Zone is Holcomb in?

Holcomb is in Dunklin County, EPA Zone 3.

Q: What EPA radon zones surround Holcomb, MO?

Holcomb sits in Dunklin 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 Holcomb?

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

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

Holcomb, MO Radon Facts

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

County Dunklin County, MO

Zip Code 63852

Located in Dunklin County in Missouri's southeastern Bootheel region, Holcomb sits on Mississippi River alluvial deposits that generally produce moderate radon levels. Testing data remains sparse for this small community in zip code 63852, making individual home testing essential for residents to understand their specific radon exposure potential.

Holcomb, MO 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 Holcomb, MO

No user-submitted radon readings are available for Holcomb 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
Bragg City	11.4 mi	Pemiscot County	Zone 3
Wardell	11.6 mi	Pemiscot County	Zone 3
Parma	17.6 mi	New Madrid County	Zone 3
Portageville	18.0 mi	New Madrid County	Zone 3
Hayti	18.5 mi	Pemiscot County	Zone 3
Qulin	18.9 mi	Butler County	Zone 3
Bernie	19.7 mi	Stoddard County	Zone 3
Steele	23.0 mi	Pemiscot County	Zone 3

Dunklin County Radon Profile

The EPA maps Dunklin County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Direct test data for Dunklin County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Dunklin County home regardless of zone or a neighbor's results.

Radon FAQ for Holcomb, MO

What EPA Radon Zone is Holcomb in?

Holcomb and the 63852 zip code are in Dunklin 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 Holcomb, MO?

Holcomb sits in Dunklin 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 Holcomb?

Radon mitigation in Holcomb 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 Holcomb?

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.