Public water system · IL0971250
ActiveNorth Chicago
Community water system in Lake County, Illinois, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
16,813
Service connections
4,211
Primary source
SW
Surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | 72 | 7000 | No | Unaddressed |
| 2025-07-01 | 52 | 5000 | No | Unaddressed |
| 2024-06-20 | 75 | 7500 | No | Resolved |
| 2024-04-01 | 02 | 2039 | Yes | Resolved |
| 2023-10-01 | 52 | 5000 | No | Resolved |
| 2023-04-01 | 02 | 2950 | Yes | Resolved |
| 2019-02-01 | 27 | 2456 | No | Resolved |
| 2019-02-01 | 27 | 2950 | No | Resolved |
| 2012-02-01 | 22 | 3100 | Yes | Resolved |
| 2005-01-01 | 43 | 0300 | Yes | Resolved |
| 2004-01-01 | 03 | 2990 | No | Resolved |
| 2004-01-01 | 03 | 2991 | No | Resolved |
North Chicago: frequently asked questions
Is North Chicago's water safe to drink?
North Chicago is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs North Chicago?
North Chicago (PWSID IL0971250) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does North Chicago serve?
North Chicago reports serving 16,813 people through 4,211 service connections in Lake County, Illinois.
Where does North Chicago get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Lake County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indiana American Water - Northwest | Lake | 210,510 | Community | Surface water |
| Waukegan | Lake | 87,149 | Community | Surface water |
| Hammond Water Works Department | Lake | 78,384 | Community | Surface water |
| Lake County West Water Subdistrict | Lake | 78,379 | Community | Surface water |
| Aqua Ohio - Mentor | Lake | 74,500 | Community | Surface water |
| Leesburg, City of | Lake | 46,746 | Community | Groundwater |