San Bernardino County, CA

ZIP 92368

In ZIP 92368, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Helendale Community Service District has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 19× California’s Public Health Goal.
• Nearest Superfund site: George Air Force Base, 5.0 miles away.
• Largest share of modeled toxic air from industry: Calportland Oro Grande Plant (94%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 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 92368

• Superfund sites nearbyD to F
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityC
• Drinking water qualityC to F
• Pesticide useA to B
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD to F

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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