AQUA OHIO - MANSFIELD SYSTEM #11
PWS ID: OH7003312 · MASSILLON, Ohio 44647
Population Served
280
Total Violations
107
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 118
- County
- Richland
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 95
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 7 | 2019 |
| Lead and Copper Rule | MR | 4 | 1996 |
| Coliform (TCR) | MR | 4 | 1998 |
| Atrazine | MR | 4 | 1996 |
| LASSO | MR | 4 | 1996 |
| Simazine | MR | 4 | 1996 |
| Nitrate | MR | 4 | 1993 |
| Nitrite | MR | 4 | 1993 |
| Radium-228 | MR | 4 | 2008 |
| 1,1,1-Trichloroethane | MR | 3 | 2001 |
| 1,2-Dichloropropane | MR | 3 | 2001 |
| 1,2,4-Trichlorobenzene | MR | 3 | 2001 |
| DICHLOROMETHANE | MR | 3 | 2001 |
| Vinyl chloride | MR | 3 | 2001 |
| 1,2-Dichloroethane | MR | 3 | 2001 |
| Tetrachloroethylene | MR | 3 | 2001 |
| Ethylbenzene | MR | 3 | 2001 |
| 1,1-Dichloroethylene | MR | 3 | 2001 |
| Carbon tetrachloride | MR | 3 | 2001 |
| Styrene | MR | 3 | 2001 |
| 1,1,2-Trichloroethane | MR | 3 | 2001 |
| cis-1,2-Dichloroethylene | MR | 3 | 2001 |
| Benzene | MR | 3 | 2001 |
| Xylenes, Total | MR | 3 | 2001 |
| o-Dichlorobenzene | MR | 3 | 2001 |
| p-Dichlorobenzene | MR | 3 | 2001 |
| CHLOROBENZENE | MR | 3 | 2001 |
| Trichloroethylene | MR | 3 | 2001 |
| trans-1,2-Dichloroethylene | MR | 3 | 2001 |
| Toluene | MR | 3 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.