Colfax
PWSID: IL1130350
System Details
| Population Served | 989 |
| Service Connections | 492 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Colfax |
| Zip Code | 61728 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
Violation History (19 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2016-07-01 | | Returned to Compliance |
| | 2015-12-01 | | Returned to Compliance |
| | 2015-10-01 | Major | Returned to Compliance |
| | 2014-07-12 | | Returned to Compliance |
| | 2014-07-01 | | Returned to Compliance |
| | 2013-12-30 | | Returned to Compliance |
| | 2012-04-12 | | Returned to Compliance |
| | 2012-04-12 | | Returned to Compliance |
| | 2011-10-02 | | Returned to Compliance |
| | 2011-04-02 | | Returned to Compliance |
| | 2009-10-01 | | Returned to Compliance |
| | 2009-09-01 | Yes | Returned to Compliance |
| | 2009-03-18 | | Returned to Compliance |
| | 2006-07-19 | Yes | Returned to Compliance |
| | 2005-01-01 | | Returned to Compliance |
| | 1995-01-01 | Yes | Returned to Compliance |
| | 1994-07-01 | Yes | Returned to Compliance |
| | 1994-07-01 | Yes | Returned to Compliance |