CITY OF CALVERT
Texas - Community Water System - PWSID: TX1980002
System Information
| PWSID | TX1980002 |
| System Name | CITY OF CALVERT |
| 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 | CALVERT |
| ZIP Code | 77837-0505 |
| Address | PO BOX 505 |
| Organization | WRIGHT, LAYLA |
| Phone | 979-364-2274 |
Population & Service
| Population Served | 962 |
| Service Connections | 549 |
Drinking Water Violations (142)
This water system has 142 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 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Feb 1, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2023 | Jan 31, 2023 | MON | No | No | - | - | - | Resolved | Jan 31, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | MON | No | No | - | - | - | Resolved | Jan 31, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | MON | No | No | - | - | - | Resolved | Jan 31, 2023 | - | |
| Jan 21, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Jan 21, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Oct 26, 2018 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Oct 26, 2018 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Oct 26, 2018 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Oct 26, 2018 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Sep 22, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Sep 22, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Sep 22, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jun 5, 2017 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Jun 5, 2017 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Jun 5, 2017 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| Jun 5, 2017 | - | Other | No | No | - | - | - | Resolved | Feb 4, 2019 | - | |
| May 15, 2017 | - | TT | Yes | No | - | - | - | Resolved | Jan 29, 2019 | - | |
| May 15, 2017 | - | TT | Yes | No | - | - | - | Resolved | Jan 29, 2019 | - | |
| May 15, 2017 | - | TT | Yes | No | - | - | - | Resolved | Jan 29, 2019 | - | |
| May 15, 2017 | - | TT | Yes | No | - | - | - | Resolved | Jan 29, 2019 | - | |
| May 15, 2017 | - | TT | Yes | No | - | - | - | Resolved | Jan 29, 2019 | - | |
| Apr 1, 2017 | - | MR | No | No | - | - | - | Resolved | Sep 21, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | - | - | Resolved | Sep 21, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | - | - | Resolved | Sep 21, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | - | - | Resolved | Sep 21, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | - | - | Resolved | Sep 21, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Dec 11, 2016 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Dec 11, 2016 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 11, 2016 | - | Other | No | No | - | - | - | Resolved | Jan 30, 2019 | - | |
| Jul 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | Feb 21, 2017 | - | |
| Jul 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | Feb 21, 2017 | - | |
| Jul 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | Feb 21, 2017 | - | |
| Jul 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | Feb 21, 2017 | - | |
| Jul 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | Feb 21, 2017 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Aug 3, 2017 | - |
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.