San Francisco County, CA

ZIP 94188

In ZIP 94188, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sfpuc City Distribution Division meets every EPA legal limit; 14 contaminants are above health goals, led by lead at 107× California’s Public Health Goal.
• Nearest Superfund site: Hunters Point Naval Shipyard, 2.0 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Bio-Rad Laboratories Inc (43%), mostly acrylamide.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 21 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 94188

• Superfund sites nearbyF
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityF
• Drinking water qualityF
• Pesticide useA
• Neighborhood health statusA
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsC

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

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