CITY OF ST MARTINVILLE WATER SYSTEM
PWSID: LA1099007 · St. Martinville, LA · Serves 7,263 people
According to EPA Safe Drinking Water Information System (SDWIS), CITY OF ST MARTINVILLE WATER SYSTEM (PWSID LA1099007) in St. Martinville, LA is listed as a CWS water system covering about 7,263 people. The same extract lists 14 health-based violation records spanning 2013-2025. Those 14 health-based rows for CITY OF ST MARTINVILLE WATER SYSTEM cover contaminants such as TTHM, Groundwater Rule, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
CITY OF ST MARTINVILLE WATER SYSTEM has 14 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. 3 distinct EPA contaminant codes appear in this system's record, including TTHM, Groundwater Rule, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2013–2025. 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)
- LA1099007
- System Type
- CWS
- Water Source
- Groundwater
- Location
- St. Martinville, LA
- Population Served
- 7,263
- Health Violations
- Yes (14)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 7 | 7 |
| Groundwater Rule | 5 | 5 |
| LEAD AND COPPER RULE REVISIONS | 2 | 2 |
Violation History (14)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Nov 5, 2025 |
| Groundwater Rule | Yes | Nov 5, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Groundwater Rule | Yes | Nov 27, 2023 |
| Groundwater Rule | Yes | Nov 27, 2023 |
| Groundwater Rule | Yes | Feb 24, 2023 |
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Jan 1, 2016 |
| TTHM | Yes | Oct 1, 2015 |
| TTHM | Yes | Jul 1, 2015 |
| TTHM | Yes | Apr 1, 2015 |
| TTHM | Yes | Jan 1, 2015 |
| TTHM | Yes | Apr 1, 2013 |
Frequently Asked Questions
What does EPA SDWIS list for CITY OF ST MARTINVILLE WATER SYSTEM?
How many people does CITY OF ST MARTINVILLE WATER SYSTEM serve?
What violations does CITY OF ST MARTINVILLE WATER SYSTEM have?
What contaminants have been found in CITY OF ST MARTINVILLE WATER SYSTEM water?
Compare beyond Louisiana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CITY OF ST MARTINVILLE WATER SYSTEM on cumulative violation count (14) and EPA-reported population served (7,263). Violation-count peers include URIAH HEEPS SPRING WATER SYSTEM, Point Arena Rancheria, UNIVERSITY OF ALASKA - FAIRBANKS. Population peers include CYNTHIANA MUNICIPAL WATER WORKS, Fort McDowell Community, FORT BEND COUNTY MUD 134C.
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
Explore More
About This Data
CITY OF ST MARTINVILLE WATER SYSTEM (LA1099007) is drawn from EPA SDWIS. Nearby county systems in this extract include VILLAGE OF PARKS WATER SYSTEM; CITY OF BREAUX BRIDGE WATER SYSTEM; HENDERSON NINA WATER SYSTEM INC; ST MARTIN WATER WORKS DISTRICT 3 - CADE. Health-based rows (14 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.