Alameda County, CA

ZIP 94544

In ZIP 94544, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Zone 7 Water Agency has 4 contaminants at or over an EPA legal limit; 22 contaminants are above health goals, led by lead at 51× 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: Tesla Inc. (55%), mostly cobalt compounds.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 57,837 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 94544

• Superfund sites nearbyA
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyB to F
• Air qualityD to F
• Drinking water qualityF
• Pesticide useB to D
• Neighborhood health statusA to B
• Past wildfire impactsA to C
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 23 census tracts · compiled September 10, 2026 · how each grade works and its sources

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