San Joaquin County, CA
ZIP 95377
In ZIP 95377, 9 of the 12 things we check have at least one part graded D or F.
- Drinking water: Santa Clara Valley Water District meets every EPA legal limit; 14 contaminants are above health goals, led by pfos at 3.7× California’s Public Health Goal.
- Nearest Superfund site: Lawrence Livermore Natl Lab (site 300) (usdoe), 4.7 miles away (2 within 10 miles).
- Largest share of modeled toxic air from industry: Owens-Brockway Glass Container Inc Plant #22 (97%), mostly chromium compounds.
- Fine particles (PM2.5) average 9.4 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 95377
- Superfund sites nearbyD to F
- Factories and industrial sitesC to F
- Oil and gas wellsA to C
- Parks and nature nearbyB to F
- Air qualityB to F
- Drinking water qualityD to F
- Pesticide useC to F
- Neighborhood health statusA to B
- Past wildfire impactsF
- Past flood impactsB to C
- Noise levelsA to D
- Radiation signalsC to D
Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources
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