ISLAND LAKE
Illinois — Community Water System — PWSID: IL0974540
System Information
| PWSID | IL0974540 |
| System Name | ISLAND LAKE |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 23, 1986 |
| Last Reported | Dec 4, 2025 |
Location & Contact
| State | Illinois |
| City | ISLAND LAKE |
| ZIP Code | 60042 |
| Address | 3720 GREENLEAF AVE |
| Organization | CARLSEN, CHRIS |
| Phone | 847-416-7872 |
Population & Service
| Population Served | 8,066 |
| Service Connections | 3,103 |
Drinking Water Violations (6)
This water system has 6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1997 | Total Coliform Rule |
| Sep 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1997 | Total Coliform Rule |
| Sep 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1997 | 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) | MR | No | No | — | 5% of samples | — | Archived | Oct 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.