Pinal County, AZ

ZIP 85120

In ZIP 85120, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Apache Junction Water District meets every EPA legal limit; 15 contaminants are above health goals, led by lead at 115× California’s Public Health Goal.
• Nearest Superfund site: Williams Air Force Base, 9.0 miles away.
• Largest share of modeled toxic air from industry: Kloeckner Metals Corp (98%), mostly chromium.
• Fine particles (PM2.5) average 9.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 812,658 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 85120

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsA to C
• Parks and nature nearbyB to F
• Air qualityB to F
• Drinking water qualityD to F
• Pesticide useC to F
• Neighborhood health statusC to F
• Past wildfire impactsC to D
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 17 census tracts · compiled September 10, 2026 · how each grade works and its sources

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