HICKORY HILLS
Illinois — Community Water System — PWSID: IL0311200
System Information
| PWSID | IL0311200 |
| System Name | HICKORY HILLS |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Dec 4, 2025 |
Location & Contact
| State | Illinois |
| City | HICKORY HILLS |
| ZIP Code | 60457 |
| Address | Public Works Dept. |
| Organization | LEHR, SUSAN |
| Phone | 708-598-7855 |
Population & Service
| Population Served | 14,505 |
| Service Connections | 4,069 |
Drinking Water Violations (9)
This water system has 9 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Jan 1, 1992 | Jan 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1992 | Total Coliform Rule |
| Jan 1, 1992 | Jan 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1992 | Total Coliform Rule |
| Jan 1, 1992 | Jan 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1992 | Total Coliform Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.