MOUNT ZION WSC
Texas - Community Water System - PWSID: TX1990010
System Information
| PWSID | TX1990010 |
| System Name | MOUNT ZION WSC |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | ROCKWALL |
| ZIP Code | 75087-4434 |
| Address | PO BOX 2034 |
| Organization | RINNER, STEVE |
| Phone | 469-377-1399 |
Population & Service
| Population Served | 2,028 |
| Service Connections | 676 |
Drinking Water Violations (39)
This water system has 39 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, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| May 15, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 22, 2025 | - | |
| Sep 25, 2017 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 16, 2017 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 16, 2017 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Jul 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Jul 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Jul 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Jul 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Apr 1, 2014 | - | TT | Yes | No | - | TT | - | Resolved | Aug 8, 2014 | - | |
| Feb 21, 2014 | - | Other | No | No | - | - | - | Resolved | Jan 7, 2015 | - | |
| Feb 21, 2014 | - | Other | No | No | - | - | - | Resolved | Jan 7, 2015 | - | |
| Dec 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Dec 1, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Jun 25, 2015 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2011 | Dec 31, 2011 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2011 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.