Los Angeles County, CA
ZIP 90660
In ZIP 90660, 8 of the 12 things we check have at least one part graded D or F.
- Drinking water: Santa Fe Springs - City, Water Dept. has 3 contaminants at or over an EPA legal limit; 18 contaminants are above health goals, led by lead at 76× California’s Public Health Goal.
- Nearest Superfund site: Operating Industries, Inc., Landfill, 2.5 miles away (3 within 10 miles).
- Largest share of modeled toxic air from industry: Sterigenics US LLC La 50Th (31%), mostly ethylene oxide.
- Fine particles (PM2.5) average 14.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 250,208 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 90660
- Superfund sites nearbyF
- Factories and industrial sitesF
- Oil and gas wellsF
- Parks and nature nearbyC to D
- Air qualityF
- Drinking water qualityF
- Pesticide useB to D
- Neighborhood health statusB to C
- Past wildfire impactsA
- Past flood impactsA
- Noise levelsA to D
Based on 16 census tracts · compiled September 10, 2026 · how each grade works and its sources
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