STEWARD
Illinois — Community Water System — PWSID: IL1030450
System Information
| PWSID | IL1030450 |
| System Name | STEWARD |
| 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 | STEWARD |
| ZIP Code | 60553 |
| Address | VILLAGE OF STEWARD |
| Organization | MCKISKI, HUGH |
| Phone | 815-396-2846 |
Population & Service
| Population Served | 238 |
| Service Connections | 114 |
Drinking Water Violations (161)
This water system has 161 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 22, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 1, 2025 | — | |
| Aug 22, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 1, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 1 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 1 mg/L | — | Archived | Jun 30, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Apr 10, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Apr 10, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Apr 10, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Apr 10, 2025 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 12, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Aug 12, 2024 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 10, 2019 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 10, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2019 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .013 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2018 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | — | |
| Jul 1, 2012 | Jul 31, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2012 | — | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2007 | — | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2007 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2005 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2005 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2005 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Oct 5, 2005 | — | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2004 | — |
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.