OHIO
PWS ID: IL0110800 · OHIO, Illinois 61349
Population Served
465
Total Violations
157
Health-Based Violations
100
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 246
- County
- Bureau
- School/Daycare
- No
- MCL Violations
- 100
- Monitoring Violations
- 42
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 94 | 2009 |
| Coliform (TCR) | MR | 6 | 1992 |
| Total Haloacetic Acids (HAA5) | MCL | 6 | 2007 |
| 1,1-Dichloroethylene | MR | 5 | 1991 |
| Trichloroethylene | MR | 5 | 1991 |
| p-Dichlorobenzene | MR | 5 | 1991 |
| Carbon tetrachloride | MR | 5 | 1991 |
| 1,2-Dichloroethane | MR | 5 | 1991 |
| Benzene | MR | 5 | 1991 |
| 1,1,1-Trichloroethane | MR | 5 | 1991 |
| Consumer Confidence Rule | Other | 2 | 2009 |
| 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.