AURORA
Illinois - Community Water System - PWSID: IL0894070
System Information
| PWSID | IL0894070 |
| System Name | AURORA |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | AURORA |
| ZIP Code | 60507 |
| Address | CITY OF AURORA |
| Organization | LEIBLE, ROBERT G. |
| Phone | 630-256-3254 |
Population & Service
| Population Served | 183,000 |
| Service Connections | 50,404 |
Drinking Water Violations (55)
This water system has 55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1997 | - | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1997 | - | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1997 | - | |
| Feb 4, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Dec 27, 1993 | - | |
| Feb 4, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Dec 27, 1993 | - | |
| Jan 1, 1992 | Dec 31, 1995 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jul 7, 1992 | - | |
| Jan 1, 1992 | Dec 31, 1995 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jul 7, 1992 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 1, 1988 | Dec 31, 1991 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Dec 31, 1991 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - | |
| Jan 25, 1984 | Jan 24, 1988 | MCL | Yes | No | 9.5 | 5 pCi/L | - | Resolved | Jan 24, 1988 | - |
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.