TOWN OF GRAND COTEAU WATER SYSTEM
PWS ID: LA1097001 · GRAND COTEAU, Louisiana 70541
Population Served
1,650
Total Violations
197
Health-Based Violations
89
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 550
- County
- St. Landry Parish
- School/Daycare
- No
- MCL Violations
- 24
- Monitoring Violations
- 58
- Treatment Tech Violations
- 65
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Groundwater Rule | TT | 64 | 2025 |
| Lead and Copper Rule | MR | 30 | 2025 |
| Coliform (TCR) | MR | 28 | 2012 |
| Coliform (TCR) | MCL | 24 | 2012 |
| Public Notice | Other | 24 | 2022 |
| Consumer Confidence Rule | Other | 21 | 2023 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.