Haines County, AK

ZIP 99850

In ZIP 99850, 1 of the 12 things we check have at least one part graded D or F.

  • Drinking water: Haines Borough meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 13× 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: Coeur Alaska Inc Kensington Gold Project (98%), mostly chromium.
  • Fine particles (PM2.5) average 4.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 99850

  • Superfund sites nearbyA
  • Factories and industrial sitesB
  • Oil and gas wellsA
  • Air qualityA
  • Drinking water qualityC to D
  • Neighborhood health statusC
  • Past wildfire impactsA
  • Past flood impactsA

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…

Other ZIP codes in Haines County

All of Haines County · All of Alaska · How grades work

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