Drinking Water Compliance OS

GRAND ISLE, LA · Jefferson Parish County

GRAND ISLE WATER SYSTEM Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of December 1, 2005. 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 Jefferson Parish County, LA.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)
LA1051002
System type
Community Water System
Population served
2,450
Service connections
2,143
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2004 – December 31, 2004

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 2001 – December 31, 2001

    Archived

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

Enforcement actions

Last known contact on file (system is inactive)

CARMADELLE, DAVID

985-787-3196

GRAND ISLE, LA 70358