Hamilton County, IN

ZIP 46033

In ZIP 46033, 3 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, 7.8 miles away.
• Largest share of modeled toxic air from industry: Covestro LLC. (75%), mostly propyleneimine.
• Fine particles (PM2.5) average 9.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 141,399 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46033

• Superfund sites nearbyA to C
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityD to F
• Drinking water qualityB to C
• Pesticide useC to D
• Neighborhood health statusA to B
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

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