WATER & SEWER COMMISSION 4 OF ST MARY
PWSID: LA1101011 · Charenton, LA · Serves 9,709 people
According to EPA Safe Drinking Water Information System (SDWIS), WATER & SEWER COMMISSION 4 OF ST MARY (PWSID LA1101011) in Charenton, LA is listed as a CWS water system covering about 9,709 people. The same extract lists 15 health-based violation records spanning 2023-2025. Those 15 health-based rows for WATER & SEWER COMMISSION 4 OF ST MARY cover contaminants such as Total Haloacetic Acids (HAA5), TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
WATER & SEWER COMMISSION 4 OF ST MARY has 15 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 Total Haloacetic Acids (HAA5), TTHM. Recorded violations span 2023–2025. 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)
- LA1101011
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Charenton, LA
- Population Served
- 9,709
- Health Violations
- Yes (15)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 8 | 8 |
| TTHM | 7 | 7 |
Violation History (15)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2025 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
| TTHM | Yes | Oct 1, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for WATER & SEWER COMMISSION 4 OF ST MARY?
How many people does WATER & SEWER COMMISSION 4 OF ST MARY serve?
What violations does WATER & SEWER COMMISSION 4 OF ST MARY have?
What contaminants have been found in WATER & SEWER COMMISSION 4 OF ST MARY water?
Compare beyond Louisiana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest WATER & SEWER COMMISSION 4 OF ST MARY on cumulative violation count (15) and EPA-reported population served (9,709). Violation-count peers include ALAKANUK WATER SYSTEM, BRINKLEY WATERWORKS, CAMERON TRADING POST. Population peers include FLAMINGO CROSSING (CONSEC.), JASPER WATER DEPT, NE SAMMAMISH SEWER & WATER DISTRICT.
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).
Nearby Water Systems
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About This Data
WATER & SEWER COMMISSION 4 OF ST MARY (LA1101011) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF PATTERSON WATER SYSTEM; CITY OF FRANKLIN WATER SUPPLY; ST MARY WATER & SEWER COMM #3; ST MARY PARISH W&S #2 BAYOU VISTA. Health-based rows (15 MCL/TT) are historical registry state, 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.