VANDALIA
Illinois - Community Water System - PWSID: IL0510350
System Information
| PWSID | IL0510350 |
| System Name | VANDALIA |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | May 27, 2026 |
Location & Contact
| State | Illinois |
| City | VANDALIA |
| ZIP Code | 62471 |
| Address | 210 E Jackson St |
| Organization | SIMPSON, JOSEPH |
| Phone | 618-283-0111 |
Population & Service
| Population Served | 7,616 |
| Service Connections | 2,620 |
Drinking Water Violations (63)
This water system has 63 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 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Dec 10, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Dec 10, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Dec 10, 2025 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2024 | - | |
| Feb 8, 2024 | - | MR | No | No | - | 0.060 mg/L | - | Resolved | Apr 24, 2024 | - | |
| Feb 8, 2024 | - | MR | No | No | - | 0.060 mg/L | - | Resolved | Apr 24, 2024 | - | |
| Feb 8, 2024 | - | MR | No | No | - | 0.060 mg/L | - | Resolved | Apr 24, 2024 | - | |
| Feb 8, 2024 | - | MR | No | No | - | 0.060 mg/L | - | Resolved | Apr 24, 2024 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | TT | - | Archived | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | TT | - | Archived | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | TT | - | Archived | Dec 31, 2019 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Sep 7, 2018 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Sep 7, 2018 | - | |
| Aug 16, 2006 | - | Other | No | No | - | - | - | Resolved | May 3, 2007 | - | |
| Aug 16, 2006 | - | Other | No | No | - | - | - | Resolved | May 3, 2007 | - | |
| Jan 1, 2005 | Jan 31, 2005 | MR | No | No | - | - | - | Resolved | Jan 31, 2005 | - | |
| Jan 1, 2005 | Jan 31, 2005 | MR | No | No | - | - | - | Resolved | Jan 31, 2005 | - | |
| Jan 1, 2005 | Jan 31, 2005 | MR | No | No | - | - | - | Resolved | Jan 31, 2005 | - | |
| Jan 1, 2005 | Jan 31, 2005 | MR | No | No | - | - | - | Resolved | Jan 31, 2005 | - | |
| Aug 1, 1999 | Aug 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1999 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 1997 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 1997 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 1997 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 1997 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | Yes | - | - | - | Resolved | May 31, 1995 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | No | - | - | - | Archived | May 31, 1995 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | No | - | - | - | Archived | May 31, 1995 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | No | - | - | - | Archived | May 31, 1995 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | - | - | Archived | Oct 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | - | - | Archived | Oct 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | - | - | Archived | Oct 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | - | - | Archived | Oct 31, 1993 | - | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | - | 15 pCi/L | - | Archived | Jun 29, 1981 | - | |
| - | - | - | 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.