Patagonia, AZ Radon Mitigation and Testing

Q: What EPA Radon Zone is Patagonia in?

Patagonia is in Santa Cruz County, EPA Zone 2.

Q: How much does radon mitigation cost in Patagonia?

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

Santa Cruz County

EPA Zone 2

Located in Santa Cruz County near the Mexican border, this small mountain town sits at approximately 4,000 feet elevation on Basin and Range geological formations. Radon testing data for the 85624 area remains limited, making individual assessment important given Arizona's variable geology. The community's mix of older adobe construction and newer homes, combined with high-elevation conditions and proximity to mineralized mountain ranges, suggests that radon testing could reveal important indoor air quality information.

Patagonia, AZ Radon Mitigation

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

Patagonia, AZ Radon Testing

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

Patagonia Radon Facts

Key details about the radon risk profile for Patagonia and the 85624 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Santa Cruz County, AZ

Zip Code

85624

Predicted Screening Level

2–4 pCi/L (Zone 2)

Patagonia and the 85624 zip code are located in Santa Cruz 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 Patagonia, AZ

What EPA Radon Zone is Patagonia in?

Patagonia and the 85624 zip code are in Santa Cruz 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 Patagonia?

Radon mitigation in Patagonia 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 Patagonia?

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