LITTLE YORK
Illinois — Community Water System — PWSID: IL1870100
System Information
| PWSID | IL1870100 |
| System Name | LITTLE YORK |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| 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 | LITTLE YORK |
| ZIP Code | 61453 |
| Address | P.O. Box 169 |
| Organization | MELLENY, STEVE |
| Phone | 309-206-9067 |
Population & Service
| Population Served | 304 |
| Service Connections | 159 |
Drinking Water Violations (276)
This water system has 276 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, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jan 2, 2010 | — | MR | No | No | — | TT | — | Resolved | Jan 25, 2010 | — | |
| Jan 2, 2010 | — | MR | No | No | — | TT | — | Resolved | Jan 25, 2010 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Aug 17, 2006 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Aug 17, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MCL | Yes | No | 7 PCI/L | 5 pCi/L | — | Resolved | Jun 30, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 7 | 5 pCi/L | 5 | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 17 | 15 pCi/L | 15 | Resolved | Jan 9, 2006 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | 16.7125 | 15 pCi/L | — | Resolved | Dec 31, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MCL | Yes | No | 17.425 | 15 pCi/L | — | Resolved | Sep 30, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Sep 30, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MCL | Yes | No | 7.45 | 5 pCi/L | — | Resolved | Sep 30, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MCL | Yes | No | 17.425 | 15 pCi/L | — | Resolved | Sep 30, 2005 | — |
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.