LADD
PWS ID: IL0110450 · LADD, Illinois 61329
Population Served
1,263
Total Violations
188
Health-Based Violations
166
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 633
- County
- Bureau
- School/Daycare
- No
- MCL Violations
- 166
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 148 | 2004 |
| TTHM | MCL | 12 | 2009 |
| Revised Total Coliform Rule | MON | 4 | 2018 |
| Chlorine | MR | 4 | 2018 |
| Coliform (TCR) | MCL | 4 | 2012 |
| Gross Alpha, Excl. Radon and U | MCL | 2 | 2001 |
| 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.