Sacramento County, CA

ZIP 95655

In ZIP 95655, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cal Am - Suburban Rosemont has 1 contaminant at or over an EPA legal limit; 12 contaminants are above health goals, led by pfos at 12× California’s Public Health Goal.
• Nearest Superfund site: Mather Air Force Base (ac&w Disposal Site), 0.8 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Mitsubishi Chemical Carbon Fiber & Composites Inc. (51%), mostly hydrogen cyanide.
• Fine particles (PM2.5) average 10.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,306,121 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 95655

• Superfund sites nearbyF
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityF
• Drinking water qualityC to F
• Pesticide useC to F
• Neighborhood health statusA to B
• Past wildfire impactsA to D
• Past flood impactsB
• Noise levelsA to F
• Radiation signalsC

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

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