Paradise Valley, AZ Radon Mitigation and Testing

Q: What is the average radon level in Paradise Valley, AZ?

Based on 1 user-submitted tests, the average radon level is 4.00 pCi/L.

Q: What EPA Radon Zone is Paradise Valley in?

Paradise Valley is in Maricopa County, EPA Zone 2.

Q: How much does radon mitigation cost in Paradise Valley?

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

Avg: 4.00 pCi/L

Maricopa County

EPA Zone 2

1 user test

This affluent Maricopa County community within the Phoenix Metro has recorded an average radon level of 4.0 pCi/L based on limited testing in zip code 85253. While this reading meets the EPA action threshold exactly, Paradise Valley's desert mountain geography and luxury home construction styles—including many slab-on-grade foundations—generally result in lower radon accumulation. Nevertheless, homeowners should test periodically, especially in homes with basements or lower-level rooms built into hillsides.

4.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Paradise Valley, AZ. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Paradise Valley, AZ Radon Mitigation

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

Paradise Valley, AZ Radon Testing

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

Paradise Valley, Arizona Radon Levels

User-submitted radon test readings from homes in the Paradise Valley area.

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Paradise Valley, AZ	0-20 Years	Partial Basement	Aug 2024

Have a radon test result for Paradise Valley? Submit your reading to help other homeowners.

Paradise Valley Radon Facts

Key details about the radon risk profile for Paradise Valley and the 85253 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Maricopa County, AZ

Zip Code

85253

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

4.00 pCi/L

User Tests Submitted

Paradise Valley and the 85253 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 Paradise Valley, AZ

What is the average radon level in Paradise Valley, AZ?

Based on 1 user-submitted test, the average radon level in Paradise Valley is 4.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Paradise Valley in?

Paradise Valley and the 85253 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 Paradise Valley?

Radon mitigation in Paradise Valley 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 Paradise Valley?

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