Calumet City
PWSID: IL0310390
System Details
| Population Served | 37,000 |
| Service Connections | 9,832 |
| Water Source | Surface Water Purchased |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Calumet City |
| Zip Code | 60409 |
Areas Served
- Calumet City, Cook County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0170 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0155 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0154 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0110 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0059 mg/L | 0.015 mg/L | Below Action Level |
2 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-08-02 | | Open |
| | 2024-10-17 | Yes | Open |
Violation History (14 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Returned to Compliance |
| | 2025-07-01 | | Acknowledged |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2022-07-01 | | Returned to Compliance |
| | 2022-07-01 | | Returned to Compliance |
| | 2019-09-01 | Yes | Returned to Compliance |
| | 2018-07-01 | | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2015-07-01 | | Returned to Compliance |
| | 2009-07-01 | | Returned to Compliance |