WILLOW HILL
Illinois — Community Water System — PWSID: IL0790300
System Information
| PWSID | IL0790300 |
| System Name | WILLOW HILL |
| 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 | WILLOW HILL |
| ZIP Code | 62480 |
| Address | 103 S CUMBERLAND ST |
| Organization | BOOKER, GARRETT |
| Phone | 618-554-6872 |
Population & Service
| Population Served | 309 |
| Service Connections | 126 |
Drinking Water Violations (132)
This water system has 132 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, 2023 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Jul 22, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 21, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 21, 2024 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Jan 26, 2021 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Jan 26, 2021 | — | |
| Jan 1, 2020 | Dec 31, 2025 | MR | No | Yes | — | 5 pCi/L | — | Archived | Dec 31, 2025 | — | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | — | — | — | Resolved | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | — | — | — | Resolved | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | — | — | — | Resolved | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | — | — | — | Resolved | May 31, 2019 | — | |
| May 1, 2019 | May 31, 2019 | MON | No | Yes | — | — | — | Resolved | May 31, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2019 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Oct 14, 2016 | — | Other | No | No | — | — | — | Resolved | Dec 19, 2016 | — | |
| Oct 14, 2016 | — | Other | No | No | — | — | — | Resolved | Dec 19, 2016 | — | |
| Oct 14, 2016 | — | Other | No | No | — | — | — | Resolved | Dec 19, 2016 | — | |
| Oct 14, 2016 | — | Other | No | No | — | — | — | Resolved | Dec 19, 2016 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2015 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — | |
| Oct 1, 2015 | — | MR | No | No | — | TT | — | Resolved | Sep 13, 2017 | — |
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.