Grant County, IN

ZIP 46930

In ZIP 46930, 5 of the 12 things we check have at least one part graded D or F.

  • Drinking water: Fairmount Water Works meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 24× California’s Public Health Goal.
  • Nearest Superfund site: Marion (bragg) Dump, 8.3 miles away.
  • Largest share of modeled toxic air from industry: Haynes International Inc (67%), mostly cobalt.
  • Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
  • About 200,813 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46930

  • Superfund sites nearbyA
  • Factories and industrial sitesB
  • Oil and gas wellsC
  • Parks and nature nearbyD
  • Air qualityC
  • Drinking water qualityD
  • Pesticide useF
  • Neighborhood health statusF
  • Past wildfire impactsA
  • Past flood impactsA
  • Noise levelsA
  • Radiation signalsF

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

Loading the full report, with every source…

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