Dauphin Island, AL Radon Levels
Check local Dauphin Island radon levels and find certified testing and mitigation professionals to keep your home safe
Dauphin Island, AL Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Mobile County, AL
Zip Code
36528
Positioned as a barrier island in Mobile County within the Mobile Metro area, Dauphin Island's sandy coastal environment typically results in lower radon concentrations. While testing data for the 36528 zip code is limited, the island's marine setting and elevated construction standards generally minimize radon accumulation. However, testing remains recommended as individual building characteristics and seasonal occupancy patterns can still influence indoor radon levels.
Dauphin Island, AL 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 Dauphin Island, AL
What EPA Radon Zone is Dauphin Island in?
Dauphin Island and the 36528 zip code are in Mobile 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 Dauphin Island?
Radon mitigation in Dauphin Island 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 Dauphin Island?
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 Alabama
Cities in Alabama with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Huntsville | 9.00 pCi/L | 2 |
| Birmingham | 7.00 pCi/L | 2 |
| Madison | 4.00 pCi/L | 1 |