THE ISLAND ON THE CHAIN
PWS ID: IL3110338 · ANTIOCH, Illinois 60002
Population Served
200
Total Violations
26
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Public/Private
- Connections
- 1
- County
- Lake
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 20
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 11 | 2023 |
| Nitrate | MR | 8 | 2020 |
| Revised Total Coliform Rule | TT | 3 | 2021 |
| Public Notice | Other | 2 | 2023 |
| Coliform (TCR) | MR | 1 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.