EJ WATER-NIANTIC
PWS ID: IL1150400 · DIETERICH, Illinois 62424
Population Served
648
Total Violations
58
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 272
- County
- Macon
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 32
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 9 | 2005 |
| TTHM | MR | 8 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2020 |
| Public Notice | Other | 6 | 2021 |
| Chlorine | MR | 4 | 2005 |
| Consumer Confidence Rule | Other | 2 | 2020 |
| Lead and Copper Rule | MR | 2 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.