Is CITY OF ST MARTINVILLE WATER SYSTEM required to publish a Consumer Confidence Report?

Yes. CITY OF ST MARTINVILLE WATER SYSTEM is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is CITY OF ST MARTINVILLE WATER SYSTEM’s next Consumer Confidence Report due?

CITY OF ST MARTINVILLE WATER SYSTEM’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

ST. MARTINVILLE, LA · St. Martin Parish County

CITY OF ST MARTINVILLE WATER SYSTEM Water System

Consumer Confidence Report status

CITY OF ST MARTINVILLE WATER SYSTEM must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show 1 open health-based violation for CITY OF ST MARTINVILLE WATER SYSTEM.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Louisiana’s official records. Always confirm current status with Louisiana before making decisions based on this information.

System facts

System ID (PWSID): LA1099007
System type: Community Water System
Population served: 7,263
Service connections: 2,421
Ownership: local government
Water source: groundwater (wells)

CITY OF ST MARTINVILLE WATER SYSTEM is one of 180 community water systems in Louisiana in the 3,301 to 10,000 people size category, serving 7,263 people from groundwater.

As of August 1, 2026, its federal record holds 3 entries between 2021 and 2025, of which 1 health-based item remains open.

None of the 3 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Groundwater Rule and the Stage 2 Disinfectants and Disinfection Byproducts Rule.

Violation history

Failure To Address Deficiency
Health-based
Groundwater Rule
November 5, 2025
Unaddressed
Failure To Address Deficiency
Health-based
Groundwater Rule
November 27, 2023 – December 18, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2021 – June 30, 2021
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
November 5, 2025	Failure To Address Deficiency	Groundwater Rule	Health-based	Unaddressed
November 27, 2023 – December 18, 2025	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

January 7, 2026State Public Notification received2 linked violations
December 18, 2025State Compliance achieved3 linked violations
December 20, 2024State Compliance achieved1 linked violation
April 5, 2024State Public Notification received2 linked violations
November 28, 2023State Public Notification requested2 linked violations
April 19, 2023State Public Notification received1 linked violation
March 1, 2023State Violation/Reminder Notice1 linked violation
March 1, 2023State Public Notification requested1 linked violation
June 30, 2022State Compliance achieved1 linked violation
August 11, 2021State Public Notification received1 linked violation
June 29, 2021State Public Notification requested1 linked violation
June 21, 2018State Compliance achieved7 linked violations
June 19, 2018State Compliance achieved6 linked violations
February 5, 2018State Site Visit for enforcement purposes13 linked violations
February 2, 2017State Site Visit for enforcement purposes12 linked violations
November 9, 2016State Site Visit for enforcement purposes6 linked violations
August 26, 2016State Site Visit for enforcement purposes6 linked violations
June 21, 2016State Administrative/Compliance Order without penalty issued5 linked violations
June 10, 2016State Public Notification received1 linked violation
April 28, 2016State Violation/Reminder Notice1 linked violation
April 28, 2016State Public Notification requested1 linked violation
March 21, 2016State Public Notification received1 linked violation
February 12, 2016State Violation/Reminder Notice1 linked violation
February 12, 2016State Public Notification requested1 linked violation
November 25, 2015State Public Notification received1 linked violation
November 5, 2015State Public Notification requested1 linked violation
November 5, 2015State Violation/Reminder Notice1 linked violation
August 14, 2015State Public Notification received1 linked violation
August 10, 2015State Public Notification requested1 linked violation
August 10, 2015State Violation/Reminder Notice1 linked violation
May 19, 2015State Public Notification received1 linked violation
May 13, 2015State Compliance achieved6 linked violations
May 8, 2015State Intentional no-action1 linked violation
April 15, 2015State Public Notification requested1 linked violation
April 15, 2015State Violation/Reminder Notice1 linked violation
February 19, 2015State Compliance achieved1 linked violation
February 12, 2015State Violation/Reminder Notice1 linked violation
December 13, 2013State Public Notification received2 linked violations
December 13, 2013State Public Notification received1 linked violation
November 5, 2013State Public Notification requested1 linked violation
November 5, 2013State Violation/Reminder Notice1 linked violation
October 30, 2013State Public Notification requested2 linked violations
October 30, 2013State Violation/Reminder Notice2 linked violations
August 14, 2013State Public Notification received4 linked violations
June 28, 2013State Violation/Reminder Notice4 linked violations
June 28, 2013State Public Notification requested4 linked violations
August 28, 2007State Public Notification requested3 linked violations

Common questions

Is CITY OF ST MARTINVILLE WATER SYSTEM required to publish a Consumer Confidence Report?: Yes. CITY OF ST MARTINVILLE WATER SYSTEM is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is CITY OF ST MARTINVILLE WATER SYSTEM’s next Consumer Confidence Report due?: CITY OF ST MARTINVILLE WATER SYSTEM’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CITY OF ST MARTINVILLE WATER SYSTEM have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show 1 open health-based violation for CITY OF ST MARTINVILLE WATER SYSTEM.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

WILLIS, JASON

337-394-2230

ST. MARTINVILLE, LA 70582