ANTRIM TOWNSHIP MUNICIPAL AUTH
PWS ID: PA7280063 · GREENCASTLE, Pennsylvania 17225
Population Served
975
Total Violations
217
Health-Based Violations
2
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 444
- County
- Franklin
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 206
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 31 | 2012 |
| Chlorine | MR | 25 | 2012 |
| Interim Enhanced Surface Water Treatment Rule | MR | 23 | 2021 |
| Coliform (TCR) | MR | 12 | 2011 |
| Nitrate | MR | 6 | 2008 |
| Public Notice | Other | 6 | 2024 |
| Selenium | MR | 6 | 2021 |
| Di(2-ethylhexyl) phthalate | MR | 4 | 2022 |
| Arsenic | MR | 3 | 2021 |
| Cadmium | MR | 3 | 2021 |
| CYANIDE | MR | 3 | 2021 |
| Antimony, Total | MR | 3 | 2021 |
| Thallium, Total | MR | 3 | 2021 |
| Consumer Confidence Rule | Other | 3 | 2005 |
| 1,2-Dichloroethane | MR | 3 | 2008 |
| 1,1,1-Trichloroethane | MR | 3 | 2008 |
| Benzene | MR | 3 | 2008 |
| p-Dichlorobenzene | MR | 3 | 2008 |
| 1,1-Dichloroethylene | MR | 3 | 2008 |
| Carbon tetrachloride | MR | 3 | 2008 |
| Trichloroethylene | MR | 3 | 2008 |
| Barium | MR | 3 | 2021 |
| Chromium | MR | 3 | 2021 |
| Fluoride | MR | 3 | 2021 |
| Beryllium, Total | MR | 3 | 2021 |
| Mercury | MR | 3 | 2021 |
| Nickel | MR | 3 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2007 |
| TTHM | MR | 2 | 2007 |
| 1,2,4-Trichlorobenzene | MR | 2 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.