MAGNOLIA-GUSTE ISLAND
PWS ID: LA1103189 · DES PERES, Louisiana 63131
Population Served
2,847
Total Violations
9
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 949
- County
- St. Tammany Parish
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 5
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 4 | 2013 |
| Lead and Copper Rule | MR | 3 | 2008 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2006 |
| TTHM | MR | 1 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.