LONDON MILLS
Illinois — Community Water System — PWSID: IL0574620
System Information
| PWSID | IL0574620 |
| System Name | LONDON MILLS |
| 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 | LONDON MILLS |
| ZIP Code | 61544 |
| Address | P.O. Box 347 |
| Organization | BOYER, CAYDEN |
| Phone | 309-351-6155 |
Population & Service
| Population Served | 500 |
| Service Connections | 170 |
Drinking Water Violations (94)
This water system has 94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| May 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| May 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| May 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 27, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 27, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 27, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 27, 2023 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Aug 1, 2020 | Jul 31, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2003 | — |
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.