ROLLING OAKS OFFICE WELL
PWS ID: IL3000828 · SHERIDAN, Illinois 60551
Population Served
250
Total Violations
40
Health-Based Violations
13
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- LaSalle
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 21
- Treatment Tech Violations
- 9
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 13 | 2008 |
| Revised Total Coliform Rule | TT | 9 | 2025 |
| Nitrate | MR | 5 | 2020 |
| Coliform (TCR) | MCL | 4 | 1994 |
| E. COLI | MR | 3 | 2025 |
| Public Notice | Other | 2 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.