GRASS LAKE LANDING
Illinois — Transient Non-Community — PWSID: IL3095257
System Information
| PWSID | IL3095257 |
| System Name | GRASS LAKE LANDING |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 18, 1981 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Illinois |
| City | ANTIOCH |
| ZIP Code | 60002 |
| Address | 40477 N SUNSET CT |
| Organization | RONKOSKE, MICHAEL |
| Phone | 847-395-7800 |
Population & Service
| Population Served | 77 |
| Service Connections | 1 |
Drinking Water Violations (3)
This water system has 3 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 1987 | Mar 31, 1987 | MCL | Yes | No | — | 5% of samples | — | Archived | Mar 31, 1987 | — | |
| Jan 1, 1987 | Mar 31, 1987 | MCL | Yes | No | — | 5% of samples | — | Archived | Mar 31, 1987 | — | |
| Jan 1, 1987 | Mar 31, 1987 | MCL | Yes | No | — | 5% of samples | — | Archived | Mar 31, 1987 | — |
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.