WESTPORT WATER MUTUAL
Illinois — Community Water System — PWSID: IL0955100
System Information
| PWSID | IL0955100 |
| System Name | WESTPORT WATER MUTUAL |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | OTTAWA |
| ZIP Code | 61350 |
| Address | 306 DESOTO STREET, APT. 3 |
| Organization | — |
| Phone | 815-343-8521 |
Population & Service
| Population Served | 61 |
| Service Connections | 24 |
Drinking Water Violations (26)
This water system has 26 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, 2002 | — | TT | Yes | No | — | TT | — | Resolved | Apr 19, 2004 | — | |
| Jan 1, 2002 | — | TT | Yes | No | — | TT | — | Resolved | Apr 19, 2004 | — | |
| Jan 1, 2002 | — | TT | Yes | No | — | TT | — | Resolved | Apr 19, 2004 | — | |
| Jan 1, 2001 | — | TT | Yes | No | — | TT | — | Resolved | Apr 19, 2004 | — | |
| Jan 1, 2001 | — | TT | Yes | No | — | TT | — | Resolved | Apr 19, 2004 | — | |
| Sep 1, 1998 | Sep 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1998 | — | |
| Sep 1, 1998 | Sep 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1998 | — | |
| Sep 1, 1998 | Sep 30, 1998 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1998 | — | |
| Sep 1, 1998 | Sep 30, 1998 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1998 | — | |
| Aug 1, 1998 | Aug 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1998 | — | |
| Aug 1, 1998 | Aug 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1998 | — | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | — | 15 pCi/L | — | Archived | Jun 29, 1981 | — | |
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| — | — | — | No | No | — | — | — | — | — | — |
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.