Lamar, MO Radon Levels

Q: What EPA Radon Zone is Lamar in?

Lamar is in Barton County, EPA Zone 2.

Q: Why are radon readings shown from areas near Lamar?

No homeowner radon tests have been submitted for Lamar yet, so readings from the closest cities and the Barton County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Lamar?

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

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

Lamar, MO Radon Facts

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

County Barton County, MO

Zip Code 64759

Positioned in Barton County along Missouri's western border, Lamar sits atop Pennsylvanian limestone and shale formations that can generate moderate radon levels across the Ozark Plateau region. Available testing data for zip code 64759 remains sparse, making professional radon assessment valuable for local homeowners. The community's housing stock spans several eras, with many homes featuring partial or full basements where radon can concentrate.

5.33

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.33 pCi/L, based on 3 tests from 3 nearby cities. No readings have been submitted for Lamar 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+

Lamar, 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 Lamar, MO

No homeowner tests have been submitted for Lamar 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
Carl Junction	26.4 mi	5.00 pCi/L	1
Webb City	27.0 mi	7.00 pCi/L	1
Stockton	32.8 mi	4.00 pCi/L	1

Barton County Radon Profile

Barton County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. User-submitted readings are still sparse within Barton 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 Barton County.

Radon FAQ for Lamar, MO

What EPA Radon Zone is Lamar in?

Lamar and the 64759 zip code are in Barton 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 Lamar?

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

Radon mitigation in Lamar 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 Lamar?

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.