Public water system · IL1671300
ActiveWilliamsville
Community water system in Sangamon County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,198
Service connections
2,678
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-01-01 | 27 | 2950 | No | Resolved |
| 2025-01-01 | 27 | 2456 | No | Resolved |
Williamsville: frequently asked questions
Is Williamsville's water safe to drink?
Williamsville 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 Williamsville?
Williamsville (PWSID IL1671300) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Williamsville serve?
Williamsville reports serving 6,198 people through 2,678 service connections in Sangamon County, Illinois.
Where does Williamsville get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Sangamon County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Springfield | Sangamon | 117,444 | Community | Surface water |
| Chatham | Sangamon | 16,423 | Community | Purchased groundwater |
| Curran-Gardner Township PWD | Sangamon | 6,651 | Community | Groundwater |
| Auburn | Sangamon | 4,574 | Community | Purchased surface water |
| Riverton | Sangamon | 4,279 | Community | Groundwater |
| Rochester | Sangamon | 3,856 | Community | Purchased surface water |