Isabella, MO Radon Levels

Q: What EPA Radon Zone is Isabella in?

Isabella is in Ozark County, EPA Zone 2.

Q: How much does radon mitigation cost in Isabella?

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

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

Isabella, MO Radon Facts

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

County Ozark County, MO

Zip Code 65676

Positioned in Ozark County within Missouri's rugged Ozark Mountains region, Isabella sits in EPA Zone 2 where the area's dolomite and limestone karst geology creates moderate radon potential throughout the highlands. Current testing data for this 65676 community is limited, but the region's cave systems and fractured bedrock suggest homeowners should prioritize radon testing. The Ozarks' characteristic limestone formations and enclosed valley settings can create pathways for radon gas to enter homes, particularly those with basements or crawl spaces.

5.86

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.86 pCi/L, based on 7 tests from 5 nearby cities. No readings have been submitted for Isabella 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+

Isabella, 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 Isabella, MO

No homeowner tests have been submitted for Isabella 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
Branson	36.2 mi	4.00 pCi/L	1
Reeds Spring	41.8 mi	6.00 pCi/L	1
West Plains	42.0 mi	4.00 pCi/L	1
Kimberling City	46.4 mi	7.00 pCi/L	2
Lampe	47.0 mi	6.50 pCi/L	2

Ozark County Radon Profile

EPA mapping assigns Ozark County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Ozark 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 Ozark County home regardless of zone or a neighbor's results.

Radon FAQ for Isabella, MO

What EPA Radon Zone is Isabella in?

Isabella and the 65676 zip code are in Ozark 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 Isabella?

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

Radon mitigation in Isabella 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 Isabella?

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.