WESTLAKE CITY OF WATER SYSTEM
Louisiana - Community Water System - PWSID: LA1019054
System Information
| PWSID | LA1019054 |
| System Name | WESTLAKE CITY OF WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Mar 6, 1980 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Louisiana |
| City | WESTLAKE |
| ZIP Code | 70669 |
| Address | CITY OF WESTLAKE WATER SYSTEM |
| Organization | MCMILLIN, HAL |
| Phone | 337-433-0691 |
Population & Service
| Population Served | 4,858 |
| Service Connections | 2,029 |
Drinking Water Violations (57)
This water system has 57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 18, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Dec 5, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 12, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 12, 2023 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 12, 2017 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 12, 2017 | - | |
| Jan 11, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 5, 2015 | - | |
| Jan 11, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 5, 2015 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Sep 1, 2013 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Jan 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2013 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2011 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 2007 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2007 | - | |
| Oct 1, 2007 | Oct 31, 2007 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2007 | - | |
| Sep 1, 2007 | Sep 30, 2007 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Dec 22, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Dec 22, 2006 | - |
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.