RETZ ADDN IMPROVEMENT ASSOCIATION
Illinois - Community Water System - PWSID: IL0995400
System Information
| PWSID | IL0995400 |
| System Name | RETZ ADDN IMPROVEMENT ASSOCIATION |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 23, 1985 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | OTTAWA |
| ZIP Code | 61350 |
| Address | 324 PALMOR DRIVE |
| Organization | RICK, ROBERT |
| Phone | 815-481-6215 |
Population & Service
| Population Served | 168 |
| Service Connections | 67 |
Drinking Water Violations (80)
This water system has 80 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 11, 2024 | - | Other | No | No | - | - | - | Resolved | May 20, 2025 | - | |
| Oct 11, 2024 | - | Other | No | No | - | - | - | Resolved | May 20, 2025 | - | |
| Apr 11, 2024 | - | Other | No | No | - | - | - | Resolved | Jun 24, 2024 | - | |
| Apr 11, 2024 | - | Other | No | No | - | - | - | Resolved | Jun 24, 2024 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | - | |
| Jan 28, 2023 | - | Other | No | No | - | - | - | Resolved | Jun 23, 2023 | - | |
| Jan 28, 2023 | - | Other | No | No | - | - | - | Resolved | Jun 23, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2023 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 17, 2012 | - | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2012 | - | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2012 | - | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2012 | - | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 17, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 17, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 17, 2012 | - | |
| Jan 2, 2010 | - | MR | No | No | - | TT | - | Resolved | Jan 20, 2010 | - | |
| Jan 2, 2010 | - | MR | No | No | - | TT | - | Resolved | Jan 20, 2010 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2008 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2008 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Sep 17, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Sep 17, 2005 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MCL | Yes | No | 6 | 5 pCi/L | - | Resolved | Sep 30, 2003 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MCL | Yes | No | 6 | 5 pCi/L | - | Resolved | Sep 30, 2003 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MCL | Yes | No | 6 | 5 pCi/L | - | Resolved | Sep 30, 2003 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MCL | Yes | No | 6 | 5 pCi/L | - | Resolved | Sep 30, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Jun 30, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Jun 30, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Jun 30, 2003 | - | |
| Apr 1, 2003 | Jun 30, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Jun 30, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | 8.8 | 5 pCi/L | - | Resolved | Mar 31, 2003 | - |
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.