Harviell, MO Radon Levels

Q: What EPA Radon Zone is Harviell in?

Harviell is in Butler County, EPA Zone 3.

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

No homeowner radon tests have been submitted for Harviell yet, so readings from the closest cities and the Butler 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 Harviell?

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

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

Harviell, MO Radon Facts

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

County Butler County, MO

Zip Code 63945

This Butler County community in southeastern Missouri sits within the Ozark foothills region where sedimentary rock formations and residual soils typically produce lower-to-moderate radon levels. With testing data unavailable for zip code 63945, Harviell residents should still conduct professional radon testing to establish baseline readings. Missouri's diverse geological conditions mean individual homes can show surprising variation from regional trends.

3.00

pCi/L area average

Below EPA Action Level

Nearby homeowner readings average 3.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Harviell 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+

Harviell, 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 Harviell, MO

No homeowner tests have been submitted for Harviell 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
Ellsinore	21.6 mi	3.00 pCi/L	1

Butler County Radon Profile

Butler 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 Butler 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 Butler County.

Radon FAQ for Harviell, MO

What EPA Radon Zone is Harviell in?

Harviell and the 63945 zip code are in Butler 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.

Why are radon readings shown from areas near Harviell?

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

Radon mitigation in Harviell 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 Harviell?

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.