NORTHWEST HARRIS COUNTY MUD 23
Texas — Community Water System — PWSID: TX1011746
System Information
| PWSID | TX1011746 |
| System Name | NORTHWEST HARRIS COUNTY MUD 23 |
| 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 | Jan 9, 1982 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Texas |
| City | HOUSTON |
| ZIP Code | 77079-3034 |
| Address | 1155 DAIRY ASHFORD RD STE 875 |
| Organization | BENSEN, BARBARA |
| Phone | 713-864-5466 |
Population & Service
| Population Served | 4,470 |
| Service Connections | 1,490 |
Drinking Water Violations (21)
This water system has 21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 1, 2023 | Jan 31, 2023 | MON | No | No | — | — | — | Resolved | Jan 31, 2023 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | No | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | No | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | No | — | — | — | Resolved | Jan 31, 2022 | — | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | No | — | — | — | Resolved | Jan 31, 2022 | — | |
| Oct 1, 2011 | — | MR | No | No | — | TT | — | Resolved | Nov 5, 2013 | — | |
| Dec 18, 2008 | — | Other | No | No | — | — | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | — | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | — | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | — | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.