Coolidge, AZ Radon Mitigation and Testing

Q: What EPA Radon Zone is Coolidge in?

Coolidge is in Pinal County, EPA Zone 2.

Q: How much does radon mitigation cost in Coolidge?

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

Pinal County

EPA Zone 2

Located in Pinal County within Arizona's Sonoran Desert, Coolidge spans multiple zip codes including 85128 and 85228 in EPA Zone 2 territory. Testing data remains limited for this Phoenix Metro area community, making individual property assessment valuable for residents. The area's desert basin geology featuring alluvial deposits over crystalline bedrock, combined with predominantly slab-on-grade construction typical of the Southwest, generally produces lower radon risks but individual testing remains recommended for comprehensive home safety assessment.

Coolidge, AZ Radon Mitigation

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

Coolidge, AZ Radon Testing

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

Coolidge Radon Facts

Key details about the radon risk profile for Coolidge and the 85128 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Pinal County, AZ

Zip Code

85128

Predicted Screening Level

2–4 pCi/L (Zone 2)

Coolidge and the 85128 zip code are located in Pinal 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 Coolidge, AZ

What EPA Radon Zone is Coolidge in?

Coolidge and the 85128 zip code are in Pinal 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 Coolidge?

Radon mitigation in Coolidge 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 Coolidge?

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