CITY OF LA COSTE
Texas — Community Water System — PWSID: TX1630004
System Information
| PWSID | TX1630004 |
| System Name | CITY OF LA COSTE |
| 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 14, 1980 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Texas |
| City | LA COSTE |
| ZIP Code | 78039-0112 |
| Address | PO BOX 112 |
| Organization | JOHONNETT, JEREMY |
| Phone | 830-762-3609 |
Population & Service
| Population Served | 1,488 |
| Service Connections | 496 |
Drinking Water Violations (32)
This water system has 32 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, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2021 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2021 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Dec 30, 2014 | — | MR | No | No | — | TT | — | Resolved | Mar 10, 2015 | — | |
| Dec 30, 2014 | — | MR | No | No | — | TT | — | Resolved | Mar 10, 2015 | — | |
| Oct 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Oct 17, 2014 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Oct 1, 2010 | — | MR | No | No | — | TT | — | Resolved | Oct 17, 2014 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | — |
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.