Water Quality: Duncan, NE
1 water system • 392 people served
Multiple Health ViolationsWater Quality Summary
Duncan is served by 1 public water system with a combined service population of 392 people, and has 11 EPA Safe Drinking Water Act violations on record. Critically, 8 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Duncan's violation count is 13% below the national average for Nebraska. Contaminants associated with violations include Nitrate-Nitrite, Selenium.
Contaminants Found
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 Duncan
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| DUNCAN, VILLAGE OF | NE3114113 | Groundwater | 392 | 11 |
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 Nebraska
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.