TOWN OF MAMOU WATER SYSTEM
PWSID: LA1039005 · Mamou, LA · Serves 4,559 people
TOWN OF MAMOU WATER SYSTEM has 63 health-based violations out of 63 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
TOWN OF MAMOU WATER SYSTEM (PWSID LA1039005) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 4,559 people in Mamou, LA, and is subject to primacy enforcement by the Louisiana drinking-water program.
The system's federal compliance record contains 63 total violations, with 63 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5). Recorded violations span 2005–2023.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Louisiana state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- LA1039005
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Mamou, LA
- Population Served
- 4,559
- Health Violations
- Yes (63)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Trihalomethanes (TTHM) | 33 | 33 |
| Haloacetic Acids (HAA5) | 30 | 30 |
Violation History (63)
Frequently Asked Questions
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.