THREE COUNTY PWD
PWS ID: IL1195450 · NEW DOUGLAS, Illinois 62074
Population Served
3,575
Total Violations
38
Health-Based Violations
6
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,430
- County
- Madison
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 23
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MR | 8 | 2024 |
| Coliform (TCR) | MCL | 6 | 1995 |
| Coliform (TCR) | MR | 6 | 1995 |
| Lead and Copper Rule | MR | 5 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.