Public water system · IL1631100
ActiveO Fallon
Community water system in St. Clair County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
46,603
Service connections
18,497
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2007-01-01 | 53 | 5000 | No | Resolved |
| 1999-07-01 | 26 | 3100 | No | Archived |
| 1999-07-01 | 22 | 3100 | Yes | Archived |
| 1998-04-01 | 21 | 3100 | Yes | Archived |
| 1998-04-01 | 22 | 3100 | Yes | Archived |
| 1997-04-01 | 53 | 5000 | No | Resolved |
| 1997-01-01 | 53 | 5000 | No | Resolved |
| 1996-08-01 | 22 | 3100 | Yes | Archived |
| 1996-03-01 | 22 | 3100 | Yes | Archived |
| 1995-11-01 | 22 | 3100 | Yes | Archived |
| 1995-02-01 | 24 | 3100 | No | Archived |
| 1994-09-01 | 26 | 3100 | No | Archived |
O Fallon: frequently asked questions
Is O Fallon's water safe to drink?
O Fallon 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 O Fallon?
O Fallon (PWSID IL1631100) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does O Fallon serve?
O Fallon reports serving 46,603 people through 18,497 service connections in St. Clair County, Illinois.
Where does O Fallon get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
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 |
| 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 |
| Caseyville | St. Clair | 13,798 | Community | Purchased surface water |