NORTHWEST HARRIS COUNTY MUD 28
Texas - Community Water System - PWSID: TX1013258
System Information
| PWSID | TX1013258 |
| System Name | NORTHWEST HARRIS COUNTY MUD 28 |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Sep 20, 2005 |
| Last Reported | Jun 26, 2026 |
Location & Contact
| State | Texas |
| City | HOUSTON |
| ZIP Code | 77056-3072 |
| Address | 1330 POST OAK BLVD STE 2650 |
| Organization | DOLL, RICHARD, C |
| Phone | 713-850-9000 |
Population & Service
| Population Served | 1,605 |
| Service Connections | 538 |
Drinking Water Violations (35)
This water system has 35 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2010 | May 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| Sep 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2011 | - | |
| Aug 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2011 | - | |
| Jul 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2011 | - | |
| Jun 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2011 | - | |
| May 1, 2003 | May 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2003 | - | |
| May 1, 2003 | May 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2003 | - | |
| May 1, 2003 | May 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2003 | - | |
| May 1, 2003 | May 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2003 | - | |
| May 1, 2003 | May 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2003 | - | |
| May 1, 2003 | - | Other | No | No | - | - | - | Resolved | Jan 20, 2011 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2003 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2003 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2003 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2003 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2003 | - | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Feb 1, 2003 | Feb 28, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2003 | - | |
| Feb 1, 2003 | Feb 28, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2003 | - | |
| Feb 1, 2003 | Feb 28, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2003 | - | |
| Feb 1, 2003 | Feb 28, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2003 | - | |
| Feb 1, 2003 | Feb 28, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - |
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.