Yuma, AZ Radon Mitigation and Testing

Q: What EPA Radon Zone is Yuma in?

Yuma is in Yuma County, EPA Zone 2.

Q: How much does radon mitigation cost in Yuma?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Yuma County

EPA Zone 2

Desert city Yuma anchors Yuma County and the Yuma Metro area across ZIP codes 85364, 85365, and 85367, sitting on Colorado River alluvium that typically produces low radon levels. Testing data for this southwestern Arizona community is currently limited, though the area's geology and predominantly slab-on-grade construction generally correlate with lower radon risk.

Yuma, AZ Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Yuma, AZ Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Yuma Radon Facts

Key details about the radon risk profile for Yuma and the 85364 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Yuma County, AZ

Zip Code

85364

Predicted Screening Level

2–4 pCi/L (Zone 2)

Yuma and the 85364 zip code are located in Yuma County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Yuma, AZ

What EPA Radon Zone is Yuma in?

Yuma and the 85364 zip code are in Yuma 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 Yuma?

Radon mitigation in Yuma 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 Yuma?

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 with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
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
Gilbert	3.00 pCi/L	1
Tempe	3.00 pCi/L	1