Kosciusko County, IN

ZIP 46510

In ZIP 46510, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Silver Lake Water Works meets every EPA legal limit; 5 contaminants are above health goals, led by lead at 27× California’s Public Health Goal.
• Nearest Superfund site: Lakeland Disposal Service, Inc., 4.4 miles away.
• Largest share of modeled toxic air from industry: Kennametal Stellite LP (43%), mostly cobalt.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 199,010 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46510

• Superfund sites nearbyC to D
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityC
• Drinking water qualityC to D
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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