CHESWICK BORO WATER DEPT
PWS ID: PA5020008 · CHESWICK, Pennsylvania 15024
Population Served
1,861
Total Violations
119
Health-Based Violations
12
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 915
- County
- Allegheny
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 94
- Treatment Tech Violations
- 12
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 15 | 2005 |
| Lead and Copper Rule | TT | 12 | 2007 |
| Consumer Confidence Rule | Other | 7 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 7 | 1992 |
| TTHM | MR | 5 | 2016 |
| Lead and Copper Rule | MR | 4 | 2007 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2016 |
| Endrin | MR | 4 | 1988 |
| Methoxychlor | MR | 4 | 1988 |
| 2,4-D | MR | 4 | 1988 |
| 2,4,5-TP | MR | 4 | 1988 |
| Cadmium | MR | 4 | 1988 |
| Nitrate | MR | 4 | 1988 |
| BHC-GAMMA | MR | 4 | 1988 |
| Mercury | MR | 4 | 1988 |
| Selenium | MR | 4 | 1988 |
| Toxaphene | MR | 4 | 1988 |
| Chromium | MR | 4 | 1988 |
| Fluoride | MR | 4 | 1988 |
| Arsenic | MR | 4 | 1988 |
| Barium | MR | 4 | 1988 |
| Chlorine | MR | 3 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.