WESTERN SPRINGS
Illinois — Community Water System — PWSID: IL0313180
System Information
| PWSID | IL0313180 |
| System Name | WESTERN SPRINGS |
| 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 | WESTERN SPRINGS |
| ZIP Code | 60558 |
| Address | 740 Hillgrove Ave |
| Organization | DERENGOWSKI, RON |
| Phone | 708-246-1800 |
Population & Service
| Population Served | 13,274 |
| Service Connections | 4,572 |
Drinking Water Violations (39)
This water system has 39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Archived | Dec 31, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | 6 PCI/L | 5 pCi/L | 5 | Archived | Dec 31, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Sep 19, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Sep 19, 2024 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 12, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 12, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 12, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 12, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 12, 2023 | — | |
| Oct 21, 2021 | — | Other | No | No | — | — | — | Resolved | Nov 29, 2021 | — | |
| Oct 21, 2021 | — | Other | No | No | — | — | — | Resolved | Nov 29, 2021 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 16, 2021 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 5, 2023 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 5, 2023 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jul 16, 2021 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2021 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2021 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 8, 2019 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 8, 2019 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jul 26, 2017 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jul 26, 2017 | — | |
| May 1, 1991 | May 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1991 | — | |
| May 1, 1991 | May 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1991 | — | |
| May 1, 1991 | May 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1991 | — | |
| Jun 30, 1977 | Jun 29, 1981 | MR | No | No | — | 15 pCi/L | — | Archived | Jun 29, 1981 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
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| — | — | — | 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.