Public water system · IL0311170
ActiveHazel Crest
Community water system in Cook County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
13,098
Service connections
5,449
Primary source
SWP
Purchased 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 |
| 2024-07-01 | 27 | 2950 | No | Resolved |
| 2004-07-01 | 27 | 2950 | No | Resolved |
| 2004-07-01 | 27 | 2456 | No | Resolved |
| 1997-04-01 | 24 | 3100 | No | Archived |
| 1997-01-01 | 53 | 5000 | No | Resolved |
| 1992-12-21 | 57 | 5000 | Yes | Resolved |
| 1992-06-01 | 22 | 3100 | Yes | Archived |
Hazel Crest: frequently asked questions
Is Hazel Crest's water safe to drink?
Hazel Crest 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 Hazel Crest?
Hazel Crest (PWSID IL0311170) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Hazel Crest serve?
Hazel Crest reports serving 13,098 people through 5,449 service connections in Cook County, Illinois.
Where does Hazel Crest get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Cook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Chicago | Cook | 2,746,388 | Community | Surface water |
| Cicero | Cook | 83,000 | Community | Purchased surface water |
| Schaumburg | Cook | 75,750 | Community | Purchased surface water |
| Evanston | Cook | 74,486 | Community | Surface water |
| Arlington Heights | Cook | 73,320 | Community | Purchased surface water |
| Palatine | Cook | 70,875 | Community | Purchased surface water |