Orange County, CA
ZIP 92624
In ZIP 92624, 4 of the 12 things we check have at least one part graded D or F.
- Drinking water: Smwd - Sj Ground Water Plant has 2 contaminants at or over an EPA legal limit; 13 contaminants are above health goals, led by pfhxs at 1.5× California Notification Level.
- Closer to Superfund sites than 65% of U.S. neighborhoods, with no listed site within 10 miles of its center.
- Largest share of modeled toxic air from industry: Steris Inc (30%), mostly ethylene oxide.
- Fine particles (PM2.5) average 9.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 206,209 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 92624
- Superfund sites nearbyD
- Factories and industrial sitesC
- Oil and gas wellsC
- Parks and nature nearbyB
- Air qualityD to F
- Drinking water qualityC to F
- Pesticide useB to C
- Neighborhood health statusB to C
- Past wildfire impactsC
- Past flood impactsA
- Noise levelsA to D
Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources
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