Oark, AR Radon Levels
Check local Oark radon levels and find certified testing and mitigation professionals to keep your home safe
Oark, AR Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Johnson County, AR
Zip Code
72852
Positioned in Johnson County within the Fayetteville Metro area, Oark sits in the Arkansas River Valley where sedimentary rock layers create generally moderate radon potential. The community's location in zip code 72852 places it among varied geological formations that can produce inconsistent radon readings from home to home. Since comprehensive testing data remains limited for this area, individual radon testing provides the most reliable assessment of exposure risk.
Oark, AR Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Oark?
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Radon FAQ for Oark, AR
What EPA Radon Zone is Oark in?
Oark and the 72852 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 Oark?
Radon mitigation in Oark 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 Oark?
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.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| 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 |