QUARRYVILLE BORO
PWS ID: PA7360112 · QUARRYVILLE, Pennsylvania 17566
Population Served
3,150
Total Violations
137
Health-Based Violations
20
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,120
- County
- Lancaster
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 96
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 24 | 2015 |
| Coliform (TCR) | MR | 11 | 2015 |
| TTHM | MR | 10 | 2020 |
| Chlorine | MR | 9 | 2015 |
| Nitrate | MR | 6 | 2005 |
| Tetrachloroethylene | MCL | 6 | 2007 |
| Consumer Confidence Rule | Other | 4 | 2005 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2016 |
| Surface Water Treatment Rule | TT | 4 | 2019 |
| Trichloroethylene | MCL | 4 | 1998 |
| 1,1,1-Trichloroethane | MCL | 4 | 1998 |
| Tetrachloroethylene | MR | 3 | 2007 |
| Coliform (TCR) | MCL | 2 | 2014 |
| Groundwater Rule | MR | 2 | 2010 |
| Picloram | MR | 1 | 2011 |
| Dinoseb | MR | 1 | 2011 |
| 2,4-D | MR | 1 | 2011 |
| 2,4,5-TP | MR | 1 | 2011 |
| Lead and Copper Rule | MR | 1 | 1994 |
| 1,2,4-Trichlorobenzene | MR | 1 | 1999 |
| cis-1,2-Dichloroethylene | MR | 1 | 1999 |
| Xylenes, Total | MR | 1 | 1999 |
| DICHLOROMETHANE | MR | 1 | 1999 |
| o-Dichlorobenzene | MR | 1 | 1999 |
| p-Dichlorobenzene | MR | 1 | 1999 |
| 1,1-Dichloroethylene | MR | 1 | 1999 |
| 1,2-Dichloroethane | MR | 1 | 1999 |
| 1,1,1-Trichloroethane | MR | 1 | 1999 |
| 1,2-Dichloropropane | MR | 1 | 1999 |
| Trichloroethylene | MR | 1 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.