Kenai Peninsula County, AK

ZIP 99568

In ZIP 99568, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sterling Moose River Manor meets every EPA legal limit; 2 contaminants are above health goals, led by arsenic at 2,331× 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: Crowley Kenai Facility (100%), mostly benzene.
• Fine particles (PM2.5) average 3.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 99568

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA
• Drinking water qualityA to C
• Neighborhood health statusD to F
• Past wildfire impactsC to F
• Past flood impactsA
• Radiation signalsA to B

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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