ST TAMMANY WATER DISTRICT 3
PWS ID: LA1103056 · COVINGTON, Louisiana 70434
Population Served
2,920
Total Violations
106
Health-Based Violations
39
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 800
- County
- St. Tammany Parish
- School/Daycare
- No
- MCL Violations
- 36
- Monitoring Violations
- 25
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 36 | 2011 |
| Consumer Confidence Rule | Other | 29 | 2024 |
| TTHM | MR | 8 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2015 |
| Lead and Copper Rule | MR | 6 | 2022 |
| Public Notice | Other | 4 | 2017 |
| E. COLI | MR | 3 | 2011 |
| Groundwater Rule | TT | 3 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.