Fresno County, CA

ZIP 93628

In ZIP 93628, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hume Lake Christian Camps, Inc meets every EPA legal limit; 8 contaminants are above health goals, led by arsenic at 1,009× 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.
• Largest share of modeled toxic air from industry: Excelsior Inc. (78%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 13,548,899 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 93628

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityB
• Drinking water qualityB to C
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsF
• Past flood impactsB
• Noise levelsA
• Radiation signalsF

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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