Palo Verde, AZ Radon Mitigation and Testing

Q: What EPA Radon Zone is Palo Verde in?

Palo Verde is in Maricopa County, EPA Zone 2.

Q: How much does radon mitigation cost in Palo Verde?

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

Maricopa County

EPA Zone 2

Situated in Maricopa County within the Phoenix Metro area, Palo Verde's desert location typically sees lower radon levels due to the arid climate and caliche-rich soils. However, specific testing data for the 85343 zip code remains limited, and individual homes can still experience elevated readings. Desert homes with different ventilation patterns and foundation types should still be tested to ensure safe radon levels.

Palo Verde, AZ Radon Mitigation

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

Palo Verde, AZ Radon Testing

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

Palo Verde Radon Facts

Key details about the radon risk profile for Palo Verde and the 85343 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Maricopa County, AZ

Zip Code

85343

Predicted Screening Level

2–4 pCi/L (Zone 2)

Palo Verde and the 85343 zip code are located in Maricopa 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 Palo Verde, AZ

What EPA Radon Zone is Palo Verde in?

Palo Verde and the 85343 zip code are in Maricopa 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 Palo Verde?

Radon mitigation in Palo Verde 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 Palo Verde?

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