SOUTH CALCASIEU ESTATES SUBDIVISION W S

Louisiana — Community Water System — PWSID: LA1019098

System Information

PWSID	LA1019098
System Name	SOUTH CALCASIEU ESTATES SUBDIVISION W S
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	06
Serves School	No
Wholesaler	No
First Reported	Dec 28, 1982
Last Reported	Nov 14, 2025

Location & Contact

State	Louisiana
City	MANDEVILLE
ZIP Code	70471
Address	NEXUS WATER GROUP
Organization	WILLIAMS, ALEX
Phone	985-705-4696

Population & Service

Population Served	144
Service Connections	12

Drinking Water Violations (160)

This water system has 160 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
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Mar 1, 2015	Mar 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2015	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Sep 1, 2014	Sep 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2014	Total Coliform Rule
Aug 1, 2014	Aug 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 2014	Total Coliform Rule
Aug 1, 2014	Aug 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 2014	Total Coliform Rule
Aug 1, 2014	Aug 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 2014	Total Coliform Rule
Aug 1, 2014	Aug 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 2014	Total Coliform Rule
Aug 1, 2014	Aug 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Sep 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014	Jun 30, 2014	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Oct 1, 2013	Oct 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2013	Total Coliform Rule
Sep 1, 2013	Aug 31, 2014	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2014	Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013	Aug 31, 2014	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2014	Stage 1 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.

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