COLP
PWS ID: IL1990200 · COLP, Illinois 62921
Population Served
506
Total Violations
54
Health-Based Violations
8
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 272
- County
- Williamson
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 17
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 8 | 2024 |
| Lead and Copper Rule | TT | 5 | 2004 |
| Coliform (TCR) | MR | 4 | 2014 |
| Chloramine | MR | 4 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2023 |
| Lead and Copper Rule | MR | 4 | 2013 |
| LEAD AND COPPER RULE REVISIONS | TT | 3 | 2024 |
| Public Notice | Other | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 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.