CITY OF HOUSTON
TX — Community Water System — PWSID: TX1010013
System Information
| PWSID | TX1010013 |
| System Name | CITY OF HOUSTON |
| System Type | Community |
| Water Source | Surface Water |
Location
| State | TX |
| City | — |
| County | — |
| ZIP Code | — |
Population
| Population Served | 2,970,543 |
Drinking Water Violations (26)
This water system has 26 violations recorded in the EPA SDWIS database.
| Date | Contaminant | Health-Based | Status | Rule |
|---|---|---|---|---|
| May 1, 2025 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| May 1, 2025 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| May 1, 2025 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| May 1, 2025 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Dec 1, 2019 | Revised Total Coliform Rule | Y | Resolved | Revised Total Coliform Rule |
| Dec 1, 2019 | Revised Total Coliform Rule | Y | Resolved | Revised Total Coliform Rule |
| Dec 1, 2019 | Revised Total Coliform Rule | Y | Resolved | Revised Total Coliform Rule |
| Dec 1, 2019 | Revised Total Coliform Rule | Y | Resolved | Revised Total Coliform Rule |
| Oct 1, 2015 | Lead and Copper Rule | Y | Resolved | Lead and Copper Rule |
| Oct 1, 2015 | Lead and Copper Rule | Y | Resolved | Lead and Copper Rule |
| Oct 1, 2015 | Lead and Copper Rule | Y | Resolved | Lead and Copper Rule |
| Oct 1, 2015 | Lead and Copper Rule | Y | Resolved | Lead and Copper Rule |
| May 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| May 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| May 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| May 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| Apr 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| Apr 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| Apr 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| Apr 1, 2015 | Coliform (TCR) | Y | Resolved | Total Coliform Rule |
| Aug 1, 2005 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Aug 1, 2005 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Dec 1, 2002 | Interim Enhanced Surface Water Treatment Rule | Y | Resolved | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| — | N | — | — | |
| — | N | — | — | |
| — | N | — | — |
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.