Tuolumne County, CA

ZIP 95372

In ZIP 95372, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tud-Wards Ferry Ranches has 1 contaminant at or over an EPA legal limit; 6 contaminants are above health goals, led by pfoa at 571× 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: Spi Sonora Div (91%), mostly dioxin and dioxin-like compounds.
• Fine particles (PM2.5) average 9.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 7,032 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 95372

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

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

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