Mound City, MO Radon Levels

Q: What EPA Radon Zone is Mound City in?

Mound City is in Holt County, EPA Zone 1.

Q: How much does radon mitigation cost in Mound City?

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

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

Mound City, MO Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Holt County, MO

Zip Code 64470

Located in Holt County along the Missouri River corridor, Mound City sits in an EPA Zone 1 area where radon levels frequently exceed the 4.0 pCi/L action threshold. The community's mix of historic downtown buildings and rural residential properties, many with full or partial basements, can trap radon gas effectively. With no current testing data available for zip code 64470, residents should prioritize radon testing given the area's high-risk geological classification.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Mound City yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Mound City, MO 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 Mound City, MO

No homeowner tests have been submitted for Mound City 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
Rock Port	26.2 mi	5.00 pCi/L	1

Holt County Radon Profile

Holt County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Holt 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 Holt County to test, as levels can differ between neighboring homes.

Radon FAQ for Mound City, MO

What EPA Radon Zone is Mound City in?

Mound City and the 64470 zip code are in Holt 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.

Why are radon readings shown from areas near Mound City?

No homeowner radon tests have been submitted for Mound City yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Holt County average—are the best available indicator of local conditions until Mound City 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 Mound City?

Radon mitigation in Mound 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 Mound 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.