SUPERIOR, CITY OF
PWS ID: NE3112904 · SUPERIOR, Nebraska 68978-0160
Population Served
1,979
Total Violations
21
Health-Based Violations
21
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,170
- County
- Nuckolls
- School/Daycare
- No
- MCL Violations
- 21
- Monitoring Violations
- 0
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate-Nitrite | MCL | 9 | 2006 |
| Coliform (TCR) | MCL | 8 | 1992 |
| Nitrate | MCL | 4 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.