Fairbanks North Star County, AK

ZIP 99709

In ZIP 99709, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: College Utilities Corporation has 1 contaminant at or over an EPA legal limit; 6 contaminants are above health goals, led by pfoa at 600× California’s Public Health Goal.
• Nearest Superfund site: Alaska Battery Enterprises, 2.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Fort Knox Mine (72%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 99709

• Superfund sites nearbyC to F
• Factories and industrial sitesA to B
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityB to D
• Neighborhood health statusA to C
• Past wildfire impactsA to C
• Past flood impactsA
• Radiation signalsB

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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