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Sedona, AZ Radon Levels

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


Sedona, AZ Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Yavapai County, AZ
Zip Code 86336

Nestled in Yavapai County within the Prescott Valley Metro area, Sedona's red rock geology and high desert elevation create unique radon conditions that warrant investigation. The area's mix of slab-on-grade and basement construction in zip codes 86336 and 86351 may influence radon accumulation patterns. Testing data remains limited, making individual home testing essential for residents.

Sedona, 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 Sedona, AZ

What EPA Radon Zone is Sedona in?
Sedona and the 86336 zip code are in Yavapai 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 Sedona?
Radon mitigation in Sedona 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 Sedona?
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