BOROUGH OF CORNWALL
PWS ID: PA7380007 · LEBANON, Pennsylvania 17042
Population Served
3,343
Total Violations
46
Health-Based Violations
1
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,653
- County
- Lebanon
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 41
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 7 | 2016 |
| Chlorine | MR | 5 | 2020 |
| Surface Water Treatment Rule | MR | 5 | 2020 |
| Nitrate | MR | 5 | 1993 |
| TTHM | MR | 4 | 2024 |
| Revised Total Coliform Rule | MON | 3 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2024 |
| Chromium | MR | 2 | 1986 |
| Fluoride | MR | 2 | 1986 |
| Revised Total Coliform Rule | RPT | 2 | 2017 |
| Surface Water Treatment Rule | TT | 1 | 1992 |
| Arsenic | MR | 1 | 1984 |
| Barium | MR | 1 | 1984 |
| Selenium | MR | 1 | 1984 |
| Mercury | MR | 1 | 1984 |
| Endrin | MR | 1 | 1982 |
| Cadmium | MR | 1 | 1984 |
| Consumer Confidence Rule | Other | 1 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.