HARMON
PWS ID: IL1030300 · HARMON, Illinois 61042
Population Served
111
Total Violations
275
Health-Based Violations
160
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 75
- County
- Lee
- School/Daycare
- No
- MCL Violations
- 160
- Monitoring Violations
- 54
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 118 | 2021 |
| Gross Alpha, Excl. Radon and U | MCL | 42 | 2006 |
| Combined Radium (-226 and -228) | MR | 28 | 2022 |
| Public Notice | Other | 14 | 2022 |
| Gross Alpha, Excl. Radon and U | MR | 13 | 2001 |
| Consumer Confidence Rule | Other | 9 | 2023 |
| Coliform (TCR) | MR | 8 | 2000 |
| Lead and Copper Rule | MR | 3 | 2022 |
| Chlorine | MR | 1 | 2025 |
| Revised Total Coliform Rule | MON | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.