Marion County, IN

ZIP 46219

In ZIP 46219, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Citizens Water - Indianapolis meets every EPA legal limit; 13 contaminants are above health goals, led by arsenic at 245× California’s Public Health Goal.
• Nearest Superfund site: Keystone Corridor Ground Water Contamination, 6.3 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Linde Advanced Material Technologies Inc (36%), mostly chromium.
• Fine particles (PM2.5) average 9.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 22,976 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46219

• Superfund sites nearbyC to D
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityD to F
• Drinking water qualityC
• Pesticide useA to B
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsF

Based on 19 census tracts · compiled October 25, 2026 · how each grade works and its sources

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