WYOMING
PWS ID: IL1750200 · WYOMING, Illinois 61491
Population Served
1,300
Total Violations
141
Health-Based Violations
92
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 700
- County
- Stark
- School/Daycare
- No
- MCL Violations
- 92
- Monitoring Violations
- 31
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Gross Alpha, Excl. Radon and U | MCL | 46 | 2000 |
| Combined Radium (-226 and -228) | MCL | 46 | 1992 |
| Coliform (TCR) | MR | 20 | 1993 |
| Nitrate | MR | 4 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2024 |
| Consumer Confidence Rule | Other | 3 | 2025 |
| TTHM | MR | 3 | 2024 |
| 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.