GREATER JOHNSTOWN WA SALTLICK
PWS ID: PA4110014 · JOHNSTOWN, Pennsylvania 15907
Population Served
170
Total Violations
215
Health-Based Violations
40
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 51
- County
- Cambria
- School/Daycare
- No
- MCL Violations
- 32
- Monitoring Violations
- 137
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MCL | 29 | 2020 |
| Surface Water Treatment Rule | MR | 27 | 2025 |
| Public Notice | Other | 15 | 2020 |
| TTHM | MR | 12 | 2007 |
| Total Haloacetic Acids (HAA5) | MR | 12 | 2007 |
| Interim Enhanced Surface Water Treatment Rule | MR | 11 | 2019 |
| Consumer Confidence Rule | Other | 9 | 2016 |
| Surface Water Treatment Rule | TT | 8 | 1995 |
| Chlorine | MR | 7 | 2006 |
| Nitrate | MR | 5 | 2023 |
| Nitrite | MR | 5 | 2023 |
| Coliform (TCR) | MR | 5 | 2006 |
| Arsenic | MR | 4 | 2024 |
| Fluoride | MR | 4 | 2024 |
| Mercury | MR | 4 | 2024 |
| Selenium | MR | 4 | 2024 |
| Antimony, Total | MR | 4 | 2024 |
| Thallium, Total | MR | 4 | 2024 |
| Asbestos | MR | 4 | 2022 |
| CYANIDE | MR | 4 | 2024 |
| Cadmium | MR | 4 | 2024 |
| Beryllium, Total | MR | 4 | 2024 |
| Barium | MR | 4 | 2024 |
| Nickel | MR | 4 | 2024 |
| Chromium | MR | 4 | 2024 |
| Revised Total Coliform Rule | RPT | 3 | 2018 |
| TTHM | MCL | 3 | 2013 |
| Endrin | MR | 1 | 1982 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.