NAPLATE
Illinois — Community Water System — PWSID: IL0990600
System Information
| PWSID | IL0990600 |
| System Name | NAPLATE |
| System Type | Community Water System |
| Water Source | Ground 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 | OTTAWA |
| ZIP Code | 61350 |
| Address | 324 PALMOR DRIVE |
| Organization | RICK, ROBERT |
| Phone | 815-481-6215 |
Population & Service
| Population Served | 465 |
| Service Connections | 250 |
Drinking Water Violations (479)
This water system has 479 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, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2011 | — | |
| Jul 19, 2011 | — | Other | No | No | — | — | — | Resolved | Aug 24, 2011 | — | |
| Jul 19, 2011 | — | Other | No | No | — | — | — | Resolved | Aug 24, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 8 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2011 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2010 | — |
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.