Yuma County, AZ

ZIP 85350

In ZIP 85350, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aspc Yuma meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 69× California’s Public Health Goal.
• Nearest Superfund site: Yuma Marine Corps Air Station, 4.4 miles away.
• Largest share of modeled toxic air from industry: US Army Garrison Yuma Proving Ground (100%), mostly nitroglycerin.
• Fine particles (PM2.5) average 9.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,402,288 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 85350

• Superfund sites nearbyA to D
• Factories and industrial sitesB to D
• Oil and gas wellsC to D
• Parks and nature nearbyD to F
• Air qualityA to F
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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