Yuma County, AZ

ZIP 85333

In ZIP 85333, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dateland Public Service Co meets every EPA legal limit; 2 contaminants are above health goals, led by arsenic at 250× California’s Public Health Goal.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: US Army Garrison Yuma Proving Ground (100%), mostly nitroglycerin.
• Fine particles (PM2.5) average 6.0 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 85333

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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