COLFAX
PWS ID: IL1130350 · COLFAX, Illinois 61728
Population Served
989
Total Violations
104
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 492
- County
- McLean
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 76
- Treatment Tech Violations
- 9
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 19 | 2015 |
| Lead and Copper Rule | MR | 19 | 2013 |
| Chlorine | MR | 16 | 2015 |
| Lead and Copper Rule | TT | 9 | 2009 |
| Xylenes, Total | MR | 8 | 2013 |
| Public Notice | Other | 8 | 2014 |
| Ethylbenzene | MR | 7 | 2011 |
| Consumer Confidence Rule | Other | 5 | 2025 |
| Vinyl chloride | MR | 4 | 2011 |
| Combined Radium (-226 and -228) | MR | 2 | 2008 |
| 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.