Marshall, AR Radon Levels
Check local Marshall radon levels and find certified testing and mitigation professionals to keep your home safe
Marshall, AR Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Searcy County, AR
Zip Code
72650
Hidden in the Ozark Mountains of Searcy County, Marshall sits atop limestone and dolomite formations that can produce moderate radon levels throughout north-central Arkansas. Testing data for zip code 72650 is currently limited, emphasizing the importance of individual home testing. The region's karst geology and underground cave systems can create unpredictable radon migration patterns.
Marshall, 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 Marshall?
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Radon FAQ for Marshall, AR
What EPA Radon Zone is Marshall in?
Marshall and the 72650 zip code are in Searcy 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.
How much does radon mitigation cost in Marshall?
Radon mitigation in Marshall 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 Marshall?
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 |