Public water system · IL1770500
ActiveRock City
Community water system in Stephenson County, Illinois, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
313
Service connections
128
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | 52 | 5000 | No | Unaddressed |
| 2023-07-01 | 27 | 0999 | No | Resolved |
| 2015-07-01 | 71 | 7000 | No | Resolved |
| 2011-01-02 | 66 | 5000 | No | Resolved |
| 2003-07-01 | 23 | 3100 | No | Archived |
| 2000-07-01 | 22 | 3100 | Yes | Archived |
| 1977-06-30 | 03 | 4000 | No | Archived |
Rock City: frequently asked questions
Is Rock City's water safe to drink?
Rock City 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 Rock City?
Rock City (PWSID IL1770500) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Rock City serve?
Rock City reports serving 313 people through 128 service connections in Stephenson County, Illinois.
Where does Rock City get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Stephenson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Freeport | Stephenson | 23,930 | Community | Groundwater |
| Lena | Stephenson | 2,680 | Community | Groundwater |
| Pearl City | Stephenson | 790 | Community | Groundwater |
| Orangeville | Stephenson | 780 | Community | Groundwater |
| Cedarville | Stephenson | 663 | Community | Groundwater |
| Prairie Path Water Company-Northern Hill | Stephenson | 600 | Community | Groundwater |