Honolulu County, HI

ZIP 96792

In ZIP 96792, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Waipahu-Ewa-Waianae meets every EPA legal limit; 7 contaminants are above health goals, led by dibromochloromethane at 6.8× California’s Public Health Goal.
• Nearest Superfund site: Naval Computer and Telecommunications Area Master Station Eastern Pacific, 5.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Hawaiian Electric Co Inc Kahe Generating Station (84%), mostly nickel compounds.
• Fine particles (PM2.5) average 3.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 96792

• Superfund sites nearbyD to F
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityC
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsA

Based on 13 census tracts · compiled October 25, 2026 · how each grade works and its sources

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