WHISPERING LAKES WATER SYSTEM, INC.
Illinois - Community Water System - PWSID: IL0970220
System Information
| PWSID | IL0970220 |
| System Name | WHISPERING LAKES WATER SYSTEM, INC. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 12, 1992 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | NORTHBROOK |
| ZIP Code | 60062-1604 |
| Address | 333 SKOKIE BOULEVARD |
| Organization | HOGAN, SEAN |
| Phone | 847-498-6000 |
Population & Service
| Population Served | 375 |
| Service Connections | 125 |
Drinking Water Violations (46)
This water system has 46 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, 2024 | Dec 31, 2024 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2024 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2010 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2010 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2010 | - | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Mar 31, 2009 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Apr 22, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Apr 22, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Apr 22, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Apr 22, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Oct 1, 2002 | Dec 31, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Dec 31, 2002 | - | |
| Oct 1, 2002 | Dec 31, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Dec 31, 2002 | - | |
| Oct 1, 2002 | Dec 31, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Dec 31, 2002 | - | |
| Oct 1, 2002 | Dec 31, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Dec 31, 2002 | - | |
| Apr 1, 2002 | Sep 30, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Apr 1, 2002 | Sep 30, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Apr 1, 2002 | Sep 30, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Apr 1, 2002 | Sep 30, 2002 | MCL | Yes | No | 11.9 | 5 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Jan 1, 2000 | Sep 30, 2002 | MCL | Yes | No | 18.8 | 15 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Jan 1, 2000 | Sep 30, 2002 | MCL | Yes | No | 18.8 | 15 pCi/L | - | Resolved | Sep 30, 2002 | - | |
| Apr 1, 1998 | Mar 31, 2002 | MCL | Yes | No | 9 | 5 pCi/L | - | Resolved | Mar 31, 2002 | - | |
| Apr 1, 1998 | Mar 31, 2002 | MCL | Yes | No | 9 | 5 pCi/L | - | Resolved | Mar 31, 2002 | - | |
| Apr 1, 1998 | Mar 31, 2002 | MCL | Yes | No | 9 | 5 pCi/L | - | Resolved | Mar 31, 2002 | - | |
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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.