LaPorte County, IN

ZIP 46365

In ZIP 46365, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Neighbors Of Rolling Prairie meets every EPA legal limit; 2 contaminants are above health goals, led by uranium at 4.7× California’s Public Health Goal.
• Nearest Superfund site: Fisher-Calo, 6.6 miles away.
• Largest share of modeled toxic air from industry: Howmet Castings & Services Inc. (37%), mostly chromium.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 287,238 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46365

• Superfund sites nearbyD
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityB
• Drinking water qualityB
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

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

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