NEW WINDSOR
PWS ID: IL1310500 · NEW WINDSOR, Illinois 61465
Population Served
740
Total Violations
112
Health-Based Violations
24
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 345
- County
- Mercer
- School/Daycare
- No
- MCL Violations
- 18
- Monitoring Violations
- 49
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 21 | 2015 |
| Chlorine | MR | 14 | 2018 |
| Coliform (TCR) | MCL | 12 | 2015 |
| Public Notice | Other | 10 | 2025 |
| Lead and Copper Rule | MR | 9 | 2023 |
| Revised Total Coliform Rule | MCL | 6 | 2018 |
| Revised Total Coliform Rule | MON | 4 | 2017 |
| Revised Total Coliform Rule | TT | 4 | 2018 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2025 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| Consumer Confidence Rule | Other | 1 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.