Coconino County, AZ

ZIP 86053

In ZIP 86053, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Inscription House-Navajo Mountain NTUA meets every EPA legal limit; 3 contaminants are above health goals, led by di(2-ethylhexyl) phthalate at 27× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Fine particles (PM2.5) average 4.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 67,701 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 86053

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityA to C
• Pesticide useD
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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