Gila County, AZ

ZIP 85501

In ZIP 85501, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mountain Gate Estates Mhp has 2 contaminants at or over an EPA legal limit; 8 contaminants are above health goals, led by carbon tetrachloride at 84× California’s Public Health Goal.
• Closer to Superfund sites than 99% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Freeport-Mcmoran Miami Inc (97%), mostly arsenic compounds.
• Fine particles (PM2.5) average 5.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,504 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 85501

• Superfund sites nearbyA to F
• Factories and industrial sitesC to F
• Oil and gas wellsA to B
• Parks and nature nearbyA to C
• Air qualityA
• Drinking water qualityA to F
• Pesticide useC
• Neighborhood health statusC to F
• Past wildfire impactsC to F
• Past flood impactsA
• Noise levelsA
• Radiation signalsC to F

Based on 7 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…