MOUNT HERMON WATER DISTRICT
PWSID: LA1117021 · Mount Hermon, LA · Serves 1,107 people
MOUNT HERMON WATER DISTRICT has 4 health-based violations out of 4 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
MOUNT HERMON WATER DISTRICT (PWSID LA1117021) 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 1,107 people in Mount Hermon, LA, and is subject to primacy enforcement by the Louisiana drinking-water program.
The system's federal compliance record contains 4 total violations, with 4 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Fluoride, Gross Alpha. Recorded violations span 2024–2025.
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)
- LA1117021
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Mount Hermon, LA
- Population Served
- 1,107
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Fluoride | 3 | 3 |
| Gross Alpha | 1 | 1 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| Fluoride | Yes | Jun 24, 2025 |
| Fluoride | Yes | Jun 24, 2025 |
| Fluoride | Yes | Jun 24, 2025 |
| Gross Alpha | Yes | Oct 17, 2024 |
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.