San Diego County, CA

ZIP 92107

In ZIP 92107, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: San Diego, City Of has 2 contaminants at or over an EPA legal limit; 17 contaminants are above health goals, led by pfhxs at 4.6× California Notification Level.
• 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: Steris Isomedix Services (62%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 344,328 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 92107

• Superfund sites nearbyA
• Factories and industrial sitesD to F
• Oil and gas wellsC to F
• Parks and nature nearbyB to C
• Air qualityB to F
• Drinking water qualityF
• Pesticide useB to C
• Neighborhood health statusA to B
• Past wildfire impactsA to C
• Past flood impactsA to D
• Noise levelsA to F
• Radiation signalsA

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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