ST HENRY VILLAGE
PWS ID: OH5401312 · ST HENRY, Ohio 45883
Population Served
2,596
Total Violations
85
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,062
- County
- Mercer
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 81
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 7 | 1998 |
| Cadmium | MR | 4 | 1997 |
| Mercury | MR | 4 | 1997 |
| Selenium | MR | 4 | 1997 |
| Antimony, Total | MR | 4 | 1997 |
| Beryllium, Total | MR | 4 | 1997 |
| Thallium, Total | MR | 4 | 1997 |
| Arsenic | MR | 4 | 1997 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 1997 |
| Coliform (TCR) | MR | 4 | 1993 |
| Nitrite | MR | 4 | 1993 |
| Consumer Confidence Rule | Other | 4 | 2020 |
| Barium | MR | 4 | 1997 |
| Fluoride | MR | 4 | 1997 |
| Chromium | MR | 4 | 1997 |
| Nickel | MR | 4 | 1997 |
| Endrin | MR | 3 | 1992 |
| BHC-GAMMA | MR | 3 | 1992 |
| 2,4,5-TP | MR | 3 | 1992 |
| Toxaphene | MR | 3 | 1992 |
| 2,4-D | MR | 3 | 1992 |
| Methoxychlor | MR | 3 | 1992 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.