Cass County, IN

ZIP 46947

In ZIP 46947, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Monticello Water Works meets every EPA legal limit; 6 contaminants are above health goals, led by arsenic at 850× California’s Public Health Goal.
• Nearest Superfund site: Cliff Drive Groundwater Contamination, 2.0 miles away.
• Largest share of modeled toxic air from industry: Tyson Fresh Meats Inc-Logansport In (48%), mostly hydrogen sulfide.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 202,660 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 46947

• Superfund sites nearbyA to F
• Factories and industrial sitesB to F
• Oil and gas wellsA to C
• Parks and nature nearbyB to D
• Air qualityC
• Drinking water qualityA to C
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD to F

Based on 12 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…