UNIONVILLE MUNICIPAL WATERWKS
PWS ID: PA4140079 · FLEMING, Pennsylvania 16835
Population Served
290
Total Violations
141
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 142
- County
- Centre
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 133
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Groundwater Rule | MR | 8 | 2025 |
| Arsenic | MR | 6 | 2009 |
| Consumer Confidence Rule | Other | 5 | 2023 |
| 1,2,4-Trichlorobenzene | MR | 5 | 1995 |
| Xylenes, Total | MR | 5 | 1995 |
| DICHLOROMETHANE | MR | 5 | 1995 |
| o-Dichlorobenzene | MR | 5 | 1995 |
| p-Dichlorobenzene | MR | 5 | 1995 |
| 1,1-Dichloroethylene | MR | 5 | 1995 |
| 1,1,1-Trichloroethane | MR | 5 | 1995 |
| Carbon tetrachloride | MR | 5 | 1995 |
| Trichloroethylene | MR | 5 | 1995 |
| 1,1,2-Trichloroethane | MR | 5 | 1995 |
| Tetrachloroethylene | MR | 5 | 1995 |
| CHLOROBENZENE | MR | 5 | 1995 |
| Benzene | MR | 5 | 1995 |
| cis-1,2-Dichloroethylene | MR | 5 | 1995 |
| trans-1,2-Dichloroethylene | MR | 5 | 1995 |
| 1,2-Dichloropropane | MR | 5 | 1995 |
| Ethylbenzene | MR | 5 | 1995 |
| 1,2-Dichloroethane | MR | 5 | 1995 |
| Styrene | MR | 3 | 1994 |
| Toluene | MR | 3 | 1994 |
| Coliform (TCR) | MR | 2 | 2005 |
| Chlorine | MR | 2 | 2005 |
| Radium-226 | MR | 2 | 2022 |
| Radium-228 | MR | 2 | 2022 |
| Public Notice | Other | 2 | 2011 |
| Combined Uranium | MR | 2 | 2022 |
| Endrin | MR | 1 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.