Public water system · IL1310450
ActiveViola
Community water system in Mercer County, Illinois, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
970
Service connections
458
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-10-12 | 75 | 7500 | No | Resolved |
| 2023-01-01 | 03 | 2020 | No | Archived |
| 2012-11-15 | 75 | 7500 | No | Resolved |
| 2012-11-15 | 75 | 7500 | No | Resolved |
| 2011-10-01 | 24 | 3100 | No | Resolved |
| 2011-10-01 | 27 | 0999 | No | Resolved |
| 2010-07-01 | 71 | 7000 | No | Resolved |
| 2009-07-01 | 71 | 7000 | No | Resolved |
| 2008-07-01 | 71 | 7000 | No | Resolved |
| 2007-07-01 | 71 | 7000 | No | Resolved |
| 2006-11-04 | 75 | 7500 | No | Resolved |
| 2006-11-04 | 76 | 7500 | No | Resolved |
Viola: frequently asked questions
Is Viola's water safe to drink?
Viola 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 Viola?
Viola (PWSID IL1310450) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Viola serve?
Viola reports serving 970 people through 458 service connections in Mercer County, Illinois.
Where does Viola get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Mercer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Trenton Water Works | Mercer | 217,000 | Community | Surface water |
| Aqua Pa Shenango Valley WTP | Mercer | 48,000 | Community | Surface water |
| Aqua Nj - Hamilton Square | Mercer | 39,128 | Community | Purchased surface water |
| East Windsor Mua | Mercer | 25,000 | Community | Groundwater |
| Wvawc Bluefield District | Mercer | 12,174 | Community | Surface water |
| Celina City | Mercer | 11,682 | Community | Surface water |