CITY OF COLUMBUS
Texas — Community Water System — PWSID: TX0450001
System Information
| PWSID | TX0450001 |
| System Name | CITY OF COLUMBUS |
| 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 | Jan 6, 2026 |
Location & Contact
| State | Texas |
| City | COLUMBUS |
| ZIP Code | 78934-0087 |
| Address | PO BOX 87 |
| Organization | WARSCHAK, DONALD |
| Phone | 979-732-2366 |
Population & Service
| Population Served | 3,739 |
| Service Connections | 1,806 |
Drinking Water Violations (28)
This water system has 28 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 30, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 5, 2025 | Lead and Copper Rule |
| Dec 30, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 5, 2025 | Lead and Copper Rule |
| Mar 21, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 27, 2022 | Public Notice Rule and Revised PN Rule |
| Mar 21, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 27, 2022 | Public Notice Rule and Revised PN Rule |
| Oct 1, 2021 | Oct 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2021 | Revised Total Coliform Rule |
| Oct 1, 2021 | Oct 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2021 | Revised Total Coliform Rule |
| Oct 1, 2021 | Oct 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2021 | Revised Total Coliform Rule |
| Oct 1, 2021 | Oct 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2021 | Revised Total Coliform Rule |
| Jul 22, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 1, 2022 | Ground Water Rule |
| Jul 22, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 1, 2022 | Ground Water Rule |
| Jul 22, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 1, 2022 | Ground Water Rule |
| Jul 22, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Aug 1, 2022 | Ground Water Rule |
| Jan 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 13, 2021 | Lead and Copper Rule |
| Jan 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 13, 2021 | Lead and Copper Rule |
| Jan 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 13, 2021 | Lead and Copper Rule |
| Jan 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 13, 2021 | Lead and Copper Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 29, 2020 | Consumer Confidence Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 29, 2020 | Consumer Confidence Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 27, 2017 | Lead and Copper Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 27, 2017 | Lead and Copper Rule |
| Jul 1, 2015 | Jul 31, 2015 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | Total Coliform Rule |
| Jul 1, 2015 | Jul 31, 2015 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | Total Coliform Rule |
| Jul 1, 2015 | Jul 31, 2015 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | Total Coliform Rule |
| Jul 1, 2015 | Jul 31, 2015 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | Total Coliform Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| — | — | — | 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.