Riverside County, CA

ZIP 92260

In ZIP 92260, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Desert Water Agency meets every EPA legal limit; 17 contaminants are above health goals, led by pfos at 2.4× 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: Armtec Defense Technologies (57%), mostly ethylbenzene.
• Fine particles (PM2.5) average 9.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 1,172,577 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 92260

• Superfund sites nearbyA
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB to F
• Air qualityA to F
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA to F
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsD

Based on 15 census tracts · compiled September 10, 2026 · how each grade works and its sources

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