BLAWNOX BORO WATER DEPT
PWS ID: PA5020004 · PITTSBURGH, Pennsylvania 15238
Population Served
2,200
Total Violations
176
Health-Based Violations
75
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 731
- County
- Allegheny
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 44
- Treatment Tech Violations
- 75
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | TT | 75 | 2023 |
| Public Notice | Other | 47 | 2024 |
| TTHM | MR | 10 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2016 |
| Revised Total Coliform Rule | MON | 7 | 2025 |
| Cadmium | MR | 5 | 1989 |
| Surface Water Treatment Rule | MR | 5 | 2011 |
| Lead and Copper Rule | MR | 4 | 1993 |
| Consumer Confidence Rule | Other | 3 | 2004 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 2 | 2009 |
| Coliform (TCR) | MR | 1 | 2011 |
| Chlorine | MR | 1 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.