WILLIAMSBURG MUNIC AUTH
PWS ID: PA4070022 · WILLIAMSBURG, Pennsylvania 16693
Population Served
1,800
Total Violations
260
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 912
- County
- Blair
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 235
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 20 | 2013 |
| Public Notice | Other | 12 | 2021 |
| 2,3,7,8-TCDD | MR | 10 | 2020 |
| Consumer Confidence Rule | Other | 9 | 2013 |
| Total Polychlorinated Biphenyls (PCB) | MR | 8 | 2020 |
| Coliform (TCR) | MR | 5 | 2013 |
| OXAMYL | MR | 5 | 2011 |
| Carbofuran | MR | 5 | 2011 |
| Groundwater Rule | MR | 4 | 2015 |
| cis-1,2-Dichloroethylene | MR | 4 | 2014 |
| o-Dichlorobenzene | MR | 4 | 2014 |
| 1,1-Dichloroethylene | MR | 4 | 2014 |
| Carbon tetrachloride | MR | 4 | 2014 |
| Trichloroethylene | MR | 4 | 2014 |
| 1,1,2-Trichloroethane | MR | 4 | 2014 |
| Styrene | MR | 4 | 2014 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2024 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2014 |
| DICHLOROMETHANE | MR | 4 | 2014 |
| 1,1,1-Trichloroethane | MR | 4 | 2014 |
| Tetrachloroethylene | MR | 4 | 2014 |
| Benzene | MR | 4 | 2014 |
| Toluene | MR | 4 | 2014 |
| Ethylbenzene | MR | 4 | 2014 |
| p-Dichlorobenzene | MR | 4 | 2014 |
| 1,2-Dichloropropane | MR | 4 | 2014 |
| 1,2-Dichloroethane | MR | 4 | 2014 |
| trans-1,2-Dichloroethylene | MR | 4 | 2014 |
| Xylenes, Total | MR | 4 | 2014 |
| CHLOROBENZENE | MR | 4 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.