CONSTELLATION CLINTON POWER STATION
PWS ID: IL3112201 · CLINTON, Illinois 61727
Population Served
515
Total Violations
52
Health-Based Violations
11
Water Source
Surface Water
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- De Witt
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 37
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MR | 11 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | TT | 8 | 2024 |
| TTHM | MR | 7 | 2025 |
| Surface Water Treatment Rule | MR | 4 | 2024 |
| CARBON, TOTAL | MR | 4 | 2006 |
| Interim Enhanced Surface Water Treatment Rule | MR | 4 | 2021 |
| Arsenic | MR | 4 | 2006 |
| TTHM | MCL | 3 | 2007 |
| Revised Total Coliform Rule | MON | 3 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.