CITY OF BIG WELLS
Texas - Community Water System - PWSID: TX0640012
System Information
| PWSID | TX0640012 |
| System Name | CITY OF BIG WELLS |
| 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 | Jun 26, 2026 |
Location & Contact
| State | Texas |
| City | BIG WELLS |
| ZIP Code | 78830-0068 |
| Address | PO BOX 68 |
| Organization | ROSA, DAVID |
| Phone | 830-457-2218 |
Population & Service
| Population Served | 870 |
| Service Connections | 267 |
Drinking Water Violations (116)
This water system has 116 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | May 11, 2026 | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Resolved | May 11, 2026 | - | |
| Jan 8, 2016 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Dec 30, 2015 | - | MR | No | No | - | TT | - | Resolved | Dec 12, 2018 | - | |
| Dec 30, 2015 | - | MR | No | No | - | TT | - | Resolved | Dec 12, 2018 | - | |
| Apr 15, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Apr 15, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Feb 13, 2015 | - | Other | No | No | - | - | - | Resolved | Apr 22, 2015 | - | |
| Feb 13, 2015 | - | Other | No | No | - | - | - | Resolved | Apr 22, 2015 | - | |
| Jan 22, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Jan 22, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Jan 22, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Jan 22, 2015 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Oct 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Oct 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Oct 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Oct 20, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Oct 20, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Oct 20, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Oct 20, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Aug 19, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2015 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2014 | - |
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.