San Joaquin County, CA

ZIP 95336

In ZIP 95336, 12 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cdcr California Health Care Facility meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 71× California’s Public Health Goal.
• Nearest Superfund site: Sharpe Army Depot, 1.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Hogan Manufacturing Inc (43%), mostly chromium.
• Fine particles (PM2.5) average 9.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 4,500,402 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 95336

• Superfund sites nearbyC to F
• Factories and industrial sitesD
• Oil and gas wellsA to F
• Parks and nature nearbyD to F
• Air qualityD to F
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusB to D
• Past wildfire impactsC to F
• Past flood impactsC to F
• Noise levelsA to D
• Radiation signalsD

Based on 16 census tracts · compiled September 10, 2026 · how each grade works and its sources

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