CALCASIEU PARISH WW DISTRICT NO 4
Louisiana — Community Water System — PWSID: LA1019053
System Information
| PWSID | LA1019053 |
| System Name | CALCASIEU PARISH WW DISTRICT NO 4 |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 6, 1980 |
| Last Reported | Nov 14, 2025 |
Location & Contact
| State | Louisiana |
| City | WESTLAKE |
| ZIP Code | 70669 |
| Address | CALCASIEU PARISH WW DIST #4 |
| Organization | WELSH, KENNY |
| Phone | 337-433-8353 |
Population & Service
| Population Served | 5,340 |
| Service Connections | 1,780 |
Drinking Water Violations (25)
This water system has 25 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 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Aug 11, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Dec 6, 2023 | Public Notice Rule and Revised PN Rule |
| Aug 11, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Dec 6, 2023 | Public Notice Rule and Revised PN Rule |
| Jul 3, 2023 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 6, 2023 | Ground Water Rule |
| Jul 3, 2023 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 6, 2023 | Ground Water Rule |
| Jul 3, 2023 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 6, 2023 | Ground Water Rule |
| Jul 3, 2023 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 6, 2023 | Ground Water Rule |
| Jan 12, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 11, 2019 | Lead and Copper Rule |
| Jan 12, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 11, 2019 | Lead and Copper Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2006 | Total Coliform Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2006 | Total Coliform Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2006 | Total Coliform Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2006 | Total Coliform Rule |
| Apr 1, 2005 | Apr 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2005 | Total Coliform Rule |
| Apr 1, 2005 | Apr 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2005 | Total Coliform Rule |
| Apr 1, 2005 | Apr 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2005 | Total Coliform Rule |
| Apr 1, 2005 | Apr 30, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2005 | Total Coliform Rule |
| Nov 1, 2004 | Nov 30, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 2004 | Total Coliform Rule |
| Nov 1, 2004 | Nov 30, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 2004 | Total Coliform Rule |
| Jul 15, 1994 | Aug 14, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 14, 1994 | Total Coliform Rule |
| Jul 15, 1994 | Aug 14, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 14, 1994 | Total Coliform Rule |
| Jul 15, 1994 | Aug 14, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 14, 1994 | Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.