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Clarksville, AR Radon Levels

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


Clarksville, AR Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Johnson County, AR
Zip Code 72830

Located in the Arkansas River Valley within Johnson County, Clarksville sits on sedimentary formations that generally produce lower radon levels compared to mountain regions. With testing data for zip code 72830 currently limited, residents should still consider radon testing as a precautionary measure, particularly in homes with basement or foundation features that could allow gas accumulation.

Clarksville, AR Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon FAQ for Clarksville, AR

What EPA Radon Zone is Clarksville in?
Clarksville and the 72830 zip code are in Johnson 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.
How much does radon mitigation cost in Clarksville?
Radon mitigation in Clarksville 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 Clarksville?
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.

Most Active Radon Markets in Arkansas

Cities in Arkansas with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Hot Springs Village 11.60 pCi/L 5
Bentonville 4.00 pCi/L 4
Bella Vista 13.67 pCi/L 3
Little Rock 7.00 pCi/L 1