MOUNT HERMON WATER DISTRICT
PWSID: LA1117021 · Mount Hermon, LA · Serves 1,107 people
According to EPA Safe Drinking Water Information System (SDWIS), MOUNT HERMON WATER DISTRICT (PWSID LA1117021) in Mount Hermon, LA is listed as a CWS water system covering about 1,107 people. The same extract lists 4 health-based violation records spanning 2024-2025. Those 4 health-based rows for MOUNT HERMON WATER DISTRICT cover contaminants such as Groundwater Rule, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
MOUNT HERMON WATER DISTRICT has 4 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including Groundwater Rule, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2024–2025. Day-to-day primacy enforcement for this system runs through the Louisiana drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current 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 |
|---|---|---|
| Groundwater Rule | 3 | 3 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Jun 24, 2025 |
| Groundwater Rule | Yes | Jun 24, 2025 |
| Groundwater Rule | Yes | Jun 24, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
Frequently Asked Questions
What does EPA SDWIS list for MOUNT HERMON WATER DISTRICT?
How many people does MOUNT HERMON WATER DISTRICT serve?
What violations does MOUNT HERMON WATER DISTRICT have?
What contaminants have been found in MOUNT HERMON WATER DISTRICT water?
Compare beyond Louisiana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MOUNT HERMON WATER DISTRICT on cumulative violation count (4) and EPA-reported population served (1,107). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND. Population peers include BAKMAN WATER-ROLLING HILLS, WEEPING WATER, CITY OF, MARATHON VILLAGE.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Explore More
About This Data
MOUNT HERMON WATER DISTRICT (LA1117021) is drawn from EPA SDWIS. Health-based rows in this extract are MCL and Treatment Technique records spanning 2024-2025 covering Groundwater Rule, LEAD AND COPPER RULE REVISIONS. Historical registry entries, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.