Yavapai County, AZ

ZIP 86301

In ZIP 86301, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Town Of Prescott Valley meets every EPA legal limit; 12 contaminants are above health goals, led by vanadium at 1.4× California’s Public Health Goal.
• Nearest Superfund site: Iron King Mine - Humboldt Smelter, 10.0 miles away.
• Largest share of modeled toxic air from industry: Sturm Ruger & Co Inc (100%), mostly chromium.
• Fine particles (PM2.5) average 4.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 16,947 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 86301

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

Based on 17 census tracts · compiled September 10, 2026 · how each grade works and its sources

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