Stanislaus County, CA

ZIP 95356

In ZIP 95356, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Park Heights Mutual Water Co has 2 contaminants at or over an EPA legal limit; 3 contaminants are above health goals, led by pfos at 12× California’s Public Health Goal.
• Nearest Superfund site: Modesto Ground Water Contamination, 3.1 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Owens-Brockway Glass Container Inc Plant #22 (53%), mostly chromium compounds.
• Fine particles (PM2.5) average 9.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,181,002 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 95356

• Superfund sites nearbyD to F
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityF
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusA to D
• Past wildfire impactsA to C
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsB to D

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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