Water Quality: Superior, NE
2 water systems • 2,138 people served
Multiple Health ViolationsWater Quality Summary
Superior is served by 2 public water systems with a combined service population of 2,138 people, and has 19 EPA Safe Drinking Water Act violations on record. Critically, 10 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Superior's violation count is 50% above the national average for Nebraska. Contaminants associated with violations include Fecal Coliform, Selenium.
Contaminants Found
Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.
Common source: Human and animal fecal waste
EPA limit: Zero tolerance (any positive triggers violations)
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 Superior
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| SUPERIOR, CITY OF | NE3112904 | Groundwater | 1,979 | 0 |
| HARDY, VILLAGE OF | NE3112902 | Groundwater | 159 | 19 |
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.