Water Quality: Nappanee, IN
2 water systems • 6,875 people served
Multiple Health ViolationsWater Quality Summary
Nappanee is served by 2 public water systems with a combined service population of 6,875 people, and has 70 EPA Safe Drinking Water Act violations on record. Critically, 7 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Nappanee's violation count is 62% above the national average for Indiana. Contaminants associated with violations include Disinfection Byproducts, E. coli, Nitrate-Nitrite, Selenium.
Contaminants Found
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.
Common source: Fecal contamination from humans or animals entering the water supply
EPA limit: Zero (no E. coli permitted in drinking water)
Causes methemoglobinemia in infants and may pose cancer risks with long-term exposure.
Common source: Fertilizer runoff, septic systems, animal feedlots, natural deposits
EPA limit: 10 mg/L (as nitrogen)
Hair loss, nail brittleness, and nervous system damage at elevated concentrations.
Common source: Natural geological deposits, mining discharges, oil refinery waste
EPA limit: 0.05 mg/L (50 ppb)
Water Systems Serving Nappanee
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| NAPPANEE WATER UTILITY | IN5220016 | Groundwater | 6,800 | 2 |
| CULVERS HILL - NORTH WEBSTER | IN5243005 | Groundwater | 75 | 68 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Indiana
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.