US ARMY GARRISON
PWS ID: PA7210010 · CARLISLE, Pennsylvania 17013
Population Served
1,700
Total Violations
124
Health-Based Violations
14
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Federal
- Connections
- 353
- County
- Cumberland
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 96
- Treatment Tech Violations
- 11
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MR | 19 | 2025 |
| TTHM | MR | 19 | 2025 |
| Groundwater Rule | MR | 15 | 2024 |
| Total Polychlorinated Biphenyls (PCB) | MR | 7 | 2017 |
| Public Notice | Other | 7 | 2019 |
| Groundwater Rule | TT | 6 | 2016 |
| Chlorine | MR | 5 | 2014 |
| Lead and Copper Rule | TT | 5 | 2019 |
| Consumer Confidence Rule | Other | 4 | 2023 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2024 |
| Coliform (TCR) | MCL | 3 | 2008 |
| Coliform (TCR) | MR | 3 | 2014 |
| Radium-228 | MR | 2 | 2012 |
| Radium-226 | MR | 2 | 2012 |
| Nitrate | MR | 2 | 1994 |
| Methoxychlor | MR | 1 | 1982 |
| 2,4,5-TP | MR | 1 | 1982 |
| Endrin | MR | 1 | 1982 |
| Cadmium | MR | 1 | 2021 |
| Arsenic | MR | 1 | 2021 |
| Selenium | MR | 1 | 2021 |
| Beryllium, Total | MR | 1 | 2021 |
| Fluoride | MR | 1 | 2021 |
| Antimony, Total | MR | 1 | 2021 |
| Barium | MR | 1 | 2021 |
| Thallium, Total | MR | 1 | 2021 |
| Chromium | MR | 1 | 2021 |
| Nickel | MR | 1 | 2021 |
| Mercury | MR | 1 | 2021 |
| Toxaphene | MR | 1 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.