CHRISTIANA MUNI WATER AUTH
PWS ID: PA7360007 · CHRISTIANA, Pennsylvania 17509
Population Served
1,100
Total Violations
305
Health-Based Violations
36
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 425
- County
- Lancaster
- School/Daycare
- No
- MCL Violations
- 22
- Monitoring Violations
- 233
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 22 | 2010 |
| Public Notice | Other | 21 | 2024 |
| Surface Water Treatment Rule | MR | 20 | 2016 |
| Groundwater Rule | MR | 13 | 2024 |
| Groundwater Rule | TT | 12 | 2024 |
| Consumer Confidence Rule | Other | 8 | 2020 |
| Chlorine | MR | 6 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 6 | 2021 |
| Radium-226 | MR | 6 | 2011 |
| 1,2,4-Trichlorobenzene | MR | 6 | 2014 |
| cis-1,2-Dichloroethylene | MR | 6 | 2014 |
| Xylenes, Total | MR | 6 | 2014 |
| DICHLOROMETHANE | MR | 6 | 2014 |
| Trichloroethylene | MR | 6 | 2014 |
| CHLOROBENZENE | MR | 6 | 2014 |
| Benzene | MR | 6 | 2014 |
| TTHM | MR | 6 | 2021 |
| Toluene | MR | 6 | 2014 |
| 1,2-Dichloroethane | MR | 6 | 2014 |
| Ethylbenzene | MR | 6 | 2014 |
| Radium-228 | MR | 6 | 2011 |
| p-Dichlorobenzene | MR | 6 | 2014 |
| 1,2-Dichloropropane | MR | 6 | 2014 |
| 1,1-Dichloroethylene | MR | 6 | 2014 |
| 1,1,2-Trichloroethane | MR | 6 | 2014 |
| o-Dichlorobenzene | MR | 6 | 2014 |
| 1,1,1-Trichloroethane | MR | 6 | 2014 |
| trans-1,2-Dichloroethylene | MR | 6 | 2014 |
| Styrene | MR | 6 | 2014 |
| Tetrachloroethylene | MR | 6 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.