Tuolumne County, CA

ZIP 95310

In ZIP 95310, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gold Rush Mobile Home Park has 1 contaminant at or over an EPA legal limit; 9 contaminants are above health goals, led by pfos at 5.2× 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: Ampine: A Div Of Timber Products (90%), mostly diisocyanates.
• Fine particles (PM2.5) average 8.7 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 95310

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyA
• Air qualityC to D
• Drinking water qualityB to D
• Pesticide useB to C
• Neighborhood health statusD to F
• Past wildfire impactsA to D
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

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

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