San Joaquin County, CA

ZIP 95211

In ZIP 95211, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: California Water Service - Stockton has 2 contaminants at or over an EPA legal limit; 26 contaminants are above health goals, led by lead at 41× California’s Public Health Goal.
• Nearest Superfund site: Mccormick & Baxter Creosoting Co., 1.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Owens-Brockway Glass Container Inc Plant #22 (49%), mostly chromium compounds.
• Fine particles (PM2.5) average 9.1 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 95211

• Superfund sites nearbyF
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyF
• Air qualityF
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusB
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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