San Bernardino County, CA
ZIP 92310
In ZIP 92310, 2 of the 12 things we check have at least one part graded D or F.
- Drinking water: Us Army Fort Irwin has 2 contaminants at or over an EPA legal limit; 17 contaminants are above health goals, led by vanadium at 1.4× 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: Marine Corps Logistics Base Barstow Yermo Annex (100%), mostly lead.
- Fine particles (PM2.5) average 5.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 52,223 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 92310
- Superfund sites nearbyA
- Factories and industrial sitesA
- Oil and gas wellsA
- Parks and nature nearbyC
- Air qualityA
- Drinking water qualityF
- Pesticide useB
- 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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