HIGHLAND SUBDIVISION
Illinois - Community Water System - PWSID: IL0895530
System Information
| PWSID | IL0895530 |
| System Name | HIGHLAND SUBDIVISION |
| 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 | Feb 13, 1981 |
| Last Reported | May 27, 2026 |
Location & Contact
| State | Illinois |
| City | ST. CHARLES |
| ZIP Code | 60174 |
| Address | 35W293 Lambert Ave |
| Organization | JANSKY, VANESSA |
| Phone | 331-454-2809 |
Population & Service
| Population Served | 50 |
| Service Connections | 20 |
Drinking Water Violations (51)
This water system has 51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Aug 6, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Aug 6, 2024 | - | |
| Jun 1, 2012 | Jun 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2012 | Jun 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2012 | Jun 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2012 | Jun 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2012 | Jun 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Jul 1, 2009 | Dec 31, 2009 | MR | No | No | - | TT | - | Resolved | Dec 24, 2009 | - | |
| Jul 1, 2009 | Dec 31, 2009 | MR | No | No | - | TT | - | Resolved | Dec 24, 2009 | - | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1993 | - | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1993 | - | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1993 | - | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | - | 15 pCi/L | - | Archived | Jun 29, 1981 | - | |
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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.