VILLAGE OF MERMENTAU WATER SYSTEM
PWS ID: LA1001005 · MERMENTAU, Louisiana 70556
Population Served
780
Total Violations
66
Health-Based Violations
38
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 260
- County
- Acadia Parish
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 22
- Treatment Tech Violations
- 30
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Groundwater Rule | TT | 30 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2014 |
| TTHM | MR | 7 | 2013 |
| Total Haloacetic Acids (HAA5) | MCL | 4 | 2014 |
| Coliform (TCR) | MR | 4 | 2015 |
| Coliform (TCR) | MCL | 4 | 2015 |
| Lead and Copper Rule | MR | 3 | 2004 |
| Consumer Confidence Rule | Other | 2 | 2005 |
| Public Notice | Other | 2 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.