NORTH CHICAGO
Illinois — Community Water System — PWSID: IL0971250
System Information
| PWSID | IL0971250 |
| System Name | NORTH CHICAGO |
| System Type | Community Water System |
| Water Source | Surface 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 | NORTH CHICAGO |
| ZIP Code | 60064 |
| Address | 1850 Lewis Street |
| Organization | MILLER, BOB |
| Phone | 847-596-8871 |
Population & Service
| Population Served | 16,813 |
| Service Connections | 4,211 |
Drinking Water Violations (154)
This water system has 154 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jul 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jun 20, 2024 | — | Other | No | No | — | — | — | Resolved | Jun 20, 2024 | — | |
| Jun 20, 2024 | — | Other | No | No | — | — | — | Resolved | Jun 20, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 8 UG/L | 0.006 mg/L | 6 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 8 UG/L | 0.006 mg/L | 6 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 8 UG/L | 0.006 mg/L | 6 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 8 UG/L | 0.006 mg/L | 6 | Resolved | Jun 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 8 UG/L | 0.006 mg/L | 6 | Resolved | Jun 30, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Feb 28, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Feb 28, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Feb 28, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Feb 28, 2024 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2023 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2019 | Apr 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2019 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2012 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2005 | Jan 31, 2005 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2005 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 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.