MODESTO
Illinois - Community Water System - PWSID: IL1170600
System Information
| PWSID | IL1170600 |
| System Name | MODESTO |
| System Type | Community Water System |
| Water Source | Surface 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 | MODESTO |
| ZIP Code | 62667 |
| Address | VILLAGE HALL |
| Organization | THOMPSON, TOM M. |
| Phone | 217-414-0048 |
Population & Service
| Population Served | 182 |
| Service Connections | 120 |
Drinking Water Violations (71)
This water system has 71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 30, 2025 | - | Other | No | No | - | - | - | Resolved | Jul 20, 2025 | - | |
| May 30, 2025 | - | Other | No | No | - | - | - | Resolved | Jul 20, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | TT | Yes | No | .98 RATIO | TT | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | TT | Yes | No | .98 RATIO | TT | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | TT | Yes | No | .98 RATIO | TT | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | TT | Yes | No | .98 RATIO | TT | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | TT | Yes | No | .98 RATIO | TT | - | Resolved | Jun 30, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | TT | Yes | No | .84 RATIO | TT | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | TT | Yes | No | .84 RATIO | TT | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | TT | Yes | No | .84 RATIO | TT | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | TT | Yes | No | .84 RATIO | TT | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | TT | Yes | No | .84 RATIO | TT | - | Resolved | Mar 31, 2025 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Aug 3, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Aug 3, 2023 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | TT | Yes | No | - | - | - | Resolved | Oct 31, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | TT | Yes | No | - | - | - | Resolved | Sep 30, 2021 | - | |
| Apr 1, 2017 | Jun 30, 2017 | TT | Yes | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | TT | Yes | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | TT | Yes | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | TT | Yes | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | TT | Yes | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Oct 15, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Oct 15, 2005 | - | |
| Jul 1, 1995 | Sep 30, 1995 | MCL | Yes | No | .005 | 0.003 mg/L | - | Resolved | Sep 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MCL | Yes | No | .004 | 0.003 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MCL | Yes | No | .004 | 0.003 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 1995 | - | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 1995 | - | |
| Apr 1, 1995 | Apr 30, 1995 | MCL | Yes | No | - | 5% of samples | - | Archived | Apr 30, 1995 | - | |
| Apr 1, 1995 | Apr 30, 1995 | MCL | Yes | No | - | 5% of samples | - | Archived | Apr 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MCL | Yes | No | .004 | 0.003 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Jan 1, 1995 | Mar 31, 1995 | MCL | Yes | No | .006 | 0.003 mg/L | - | Resolved | Mar 31, 1995 | - | |
| Jan 1, 1995 | Mar 31, 1995 | MCL | Yes | No | .006 | 0.003 mg/L | - | Resolved | Mar 31, 1995 | - |
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.