Pima County, AZ

ZIP 85710

In ZIP 85710, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tucson City Of meets every EPA legal limit; 7 contaminants are above health goals, led by arsenic at 706× California’s Public Health Goal.
• Nearest Superfund site: Tucson International Airport Area, 7.9 miles away.
• Largest share of modeled toxic air from industry: Caid Industries A Div Of Samuel Son & Co. (USA) (45%), mostly chromium.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 77,498 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 85710

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

Based on 19 census tracts · compiled October 25, 2026 · how each grade works and its sources

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