Public water system · IL0430270
ActiveDarien
Community water system in DuPage County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
21,751
Service connections
8,944
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | 71 | 7000 | No | Resolved |
| 1977-06-30 | 03 | 4000 | No | Archived |
Darien: frequently asked questions
Is Darien's water safe to drink?
Darien 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 Darien?
Darien (PWSID IL0430270) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Darien serve?
Darien reports serving 21,751 people through 8,944 service connections in DuPage County, Illinois.
Where does Darien get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in DuPage County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Naperville | DuPage | 156,406 | Community | Purchased surface water |
| Wheaton | DuPage | 53,970 | Community | Purchased surface water |
| Downers Grove | DuPage | 49,425 | Community | Purchased surface water |
| Elmhurst | DuPage | 45,000 | Community | Purchased surface water |
| Lombard | DuPage | 44,476 | Community | Purchased surface water |
| Carol Stream | DuPage | 39,854 | Community | Purchased surface water |