Yuma County, AZ

ZIP 85364

In ZIP 85364, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: G & L Mobile Park meets every EPA legal limit; 3 contaminants are above health goals, led by lead at 30× California’s Public Health Goal.
• Nearest Superfund site: Yuma Marine Corps Air Station, 1.9 miles away.
• Largest share of modeled toxic air from industry: US Army Garrison Yuma Proving Ground (100%), mostly nitroglycerin.
• Fine particles (PM2.5) average 8.2 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 85364

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

Based on 25 census tracts · compiled September 10, 2026 · how each grade works and its sources

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