Public water system · IL1630350
ActiveDupo
Community water system in St. Clair County, Illinois, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,684
Service connections
2,165
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | 71 | 7000 | No | Resolved |
| 2019-07-01 | 71 | 7000 | No | Resolved |
| 1998-02-01 | 24 | 3100 | No | Archived |
Dupo: frequently asked questions
Is Dupo's water safe to drink?
Dupo 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 Dupo?
Dupo (PWSID IL1630350) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Dupo serve?
Dupo reports serving 4,684 people through 2,165 service connections in St. Clair County, Illinois.
Where does Dupo get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in St. Clair County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Il American-East St Louis | St. Clair | 131,368 | Community | Surface water |
| O Fallon | St. Clair | 46,603 | Community | Purchased surface water |
| Port Huron, City of | St. Clair | 33,800 | Community | Surface water |
| Odenville Utilities Board | St. Clair | 26,022 | Community | Purchased surface water |
| Pell City, City of | St. Clair | 17,586 | Community | Purchased surface water |
| Cahokia Heights | St. Clair | 15,250 | Community | Purchased surface water |