LAKE ST JOHN WATERWORKS DISTRICT 1

Louisiana — Community Water System — PWSID: LA1029006

System Information

PWSIDLA1029006
System NameLAKE ST JOHN WATERWORKS DISTRICT 1
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerYes
First ReportedMar 6, 1980
Last ReportedNov 14, 2025

Location & Contact

StateLouisiana
CityFERRIDAY
ZIP Code71334
AddressLAKE ST JOHN WATERWORKS DISTRICT NO 1
OrganizationMCCARTNEY, JAMIE
Phone318-757-3853

Population & Service

Population Served2,067
Service Connections689

Drinking Water Violations (668)

This water system has 668 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Oct 1, 2023 Dec 31, 2023 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .062 MG/L 0.060 mg/L .06 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No 65 UG/L 0.060 mg/L 60 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No 91 UG/L 0.080 mg/L 80 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No 91 UG/L 0.080 mg/L 80 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No 91 UG/L 0.080 mg/L 80 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No 65 UG/L 0.060 mg/L 60 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No 91 UG/L 0.080 mg/L 80 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No 65 UG/L 0.060 mg/L 60 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No 65 UG/L 0.060 mg/L 60 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No 91 UG/L 0.080 mg/L 80 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Total Haloacetic Acids (HAA5) MCL Yes No 65 UG/L 0.060 mg/L 60 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .063 MG/L 0.060 mg/L .06 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .063 MG/L 0.060 mg/L .06 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .063 MG/L 0.060 mg/L .06 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .063 MG/L 0.060 mg/L .06 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .063 MG/L 0.060 mg/L .06 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Sep 30, 2022 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 4, 2022 Public Notice Other No No Resolved Sep 21, 2022 Public Notice Rule and Revised PN Rule
May 4, 2022 Public Notice Other No No Resolved Sep 21, 2022 Public Notice Rule and Revised PN Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

Browse All Water Systems Water Systems in Louisiana