WASHINGTON
Illinois - Community Water System - PWSID: IL1790750
System Information
| PWSID | IL1790750 |
| System Name | WASHINGTON |
| 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 | WASHINGTON |
| ZIP Code | 61571 |
| Address | 301 WALNUT STREET |
| Organization | RITTENHOUSE, BRIAN |
| Phone | - |
Population & Service
| Population Served | 14,793 |
| Service Connections | 5,067 |
Drinking Water Violations (20)
This water system has 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 5, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 5, 2025 | - | |
| Dec 30, 2021 | - | MR | No | No | - | TT | - | Resolved | Jan 26, 2022 | - | |
| Dec 30, 2021 | - | MR | No | No | - | TT | - | Resolved | Jan 26, 2022 | - | |
| Dec 7, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Mar 17, 1994 | - | |
| Dec 7, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Mar 17, 1994 | - | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | - | 15 pCi/L | - | Archived | Jun 29, 1981 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.