NILWOOD
Illinois — Community Water System — PWSID: IL1170750
System Information
| PWSID | IL1170750 |
| System Name | NILWOOD |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | MODESTO |
| ZIP Code | 62667 |
| Address | 405 W State St |
| Organization | FAIRLESS, FRANK A |
| Phone | 217-416-0581 |
Population & Service
| Population Served | 1,394 |
| Service Connections | 571 |
Drinking Water Violations (85)
This water system has 85 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | No | — | — | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | No | — | — | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | No | — | — | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | No | — | — | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 13, 2022 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2022 | — | |
| Jan 13, 2022 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2022 | — | |
| Jan 13, 2022 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2022 | — | |
| Jan 13, 2022 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2022 | — | |
| Dec 30, 2021 | — | MR | No | No | — | TT | — | Resolved | May 6, 2022 | — | |
| Dec 30, 2021 | — | MR | No | No | — | TT | — | Resolved | May 6, 2022 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | No | — | — | — | Resolved | Dec 31, 2020 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | No | — | — | — | Resolved | Dec 31, 2020 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | No | — | — | — | Resolved | Dec 31, 2020 | — | |
| Dec 1, 2020 | Dec 31, 2020 | MON | No | No | — | — | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Oct 1, 2012 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Oct 1, 2012 | — | |
| Jul 1, 2010 | Jul 31, 2010 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2010 | — | |
| Jul 1, 2010 | Jul 31, 2010 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2010 | — | |
| Jul 1, 2010 | Jul 31, 2010 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2010 | — | |
| Jul 1, 2010 | Jul 31, 2010 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2010 | — | |
| Jul 1, 2010 | Jul 31, 2010 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2010 | — | |
| Jul 1, 2003 | — | Other | No | No | — | — | — | Resolved | Jul 21, 2003 | — | |
| Jul 1, 2003 | — | Other | No | No | — | — | — | Resolved | Jul 21, 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.