SOUTH WILMINGTON
Illinois — Community Water System — PWSID: IL0630650
System Information
| PWSID | IL0630650 |
| System Name | SOUTH WILMINGTON |
| 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 | SOUTH WILMINGTON |
| ZIP Code | 60474 |
| Address | 380 Lake St |
| Organization | LARDI JR., NORMAN |
| Phone | 815-714-0138 |
Population & Service
| Population Served | 700 |
| Service Connections | 340 |
Drinking Water Violations (198)
This water system has 198 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 | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Sep 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 30 ug/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2022 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2020 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2019 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Sep 1, 2015 | Aug 31, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2016 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Jun 23, 2015 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Jun 23, 2015 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 6 | 5 pCi/L | 5 | Resolved | Jan 11, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 6 | 5 pCi/L | 5 | Resolved | Jan 11, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 6 | 5 pCi/L | 5 | Resolved | Jan 11, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 6 | 5 pCi/L | 5 | Resolved | Jan 11, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MCL | Yes | No | 6 | 5 pCi/L | 5 | Resolved | Jan 11, 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.