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Miami, AZ Radon Levels

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


Miami, AZ Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Gila County, AZ
Zip Code 85539

Positioned in Gila County's desert mountain terrain within the Phoenix Metro area, Miami's location amid Precambrian rock formations and desert soils creates unique geological conditions. While radon testing data for zip code 85539 remains sparse, the area's mining history and varied topography warrant careful evaluation. Homeowners in this historic copper mining community should consider testing regardless of foundation type or home age.

Miami, AZ 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 Miami, AZ

What EPA Radon Zone is Miami in?
Miami and the 85539 zip code are in Gila 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 Miami?
Radon mitigation in Miami 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 Miami?
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 Arizona

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

CityAvg User Radon LevelSubmissions
Prescott 6.79 pCi/L 14
Scottsdale 7.75 pCi/L 12
Phoenix 5.40 pCi/L 10
Mesa 6.40 pCi/L 5
Flagstaff 6.00 pCi/L 5
Tucson 5.25 pCi/L 4
Payson 6.67 pCi/L 3
Glendale 6.50 pCi/L 2
Peoria 3.00 pCi/L 2
Prescott Valley 4.00 pCi/L 1