Public Water Partners

WEST MONROE, LA · Ouachita Parish County

MATHIS WATER WORKS Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of June 25, 2002. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Ouachita Parish County, LA.

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)
LA1073107
System type
Community Water System
Population served
45
Service connections
12
Ownership
privately owned
Water source
groundwater (wells)

MATHIS WATER WORKS is one of 1,402 community water systems in Louisiana in the 500 or fewer people size category, formerly serving 45 people from groundwater.

EPA's federal records list this system as inactive in 2002; the record below is historical.

As of August 1, 2026, its federal record holds 1 entry in 1997, all of which EPA lists as closed. Nothing has been added since 1997.

None of the 1 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 Total Coliform Rules.

Violation history

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    March 15, 1997 – April 14, 1997

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

318-387-5119

WEST MONROE, LA 71292