OLD HWY 90 WATER SERVICE
Texas — Community Water System — PWSID: TX1630035
System Information
| PWSID | TX1630035 |
| System Name | OLD HWY 90 WATER SERVICE |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 9, 1995 |
| Last Reported | Jan 6, 2026 |
Location & Contact
| State | Texas |
| City | CASTROVILLE |
| ZIP Code | 78009-0100 |
| Address | PO BOX 100 |
| Organization | MAPLES, CHESTER |
| Phone | 830-931-9272 |
Population & Service
| Population Served | 1,215 |
| Service Connections | 405 |
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 30, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | Lead and Copper Rule |
| Jan 30, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Apr 3, 2018 | Lead and Copper Rule |
| Oct 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 14, 2014 | Lead and Copper Rule |
| Apr 1, 2013 | Jun 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2013 | Mar 31, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Jan 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2012 | Total Coliform Rule |
| Jan 1, 2012 | Jan 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2012 | Total Coliform Rule |
| Jan 1, 2012 | Jan 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2012 | Total Coliform Rule |
| Jan 1, 2012 | Jan 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2012 | Total Coliform Rule |
| Oct 1, 2011 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 14, 2014 | Lead and Copper 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 |
| 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 |
| Jul 25, 2008 | — | Public Notice | Other | No | No | — | — | — | Resolved | Dec 31, 2007 | Public Notice Rule and Revised PN Rule |
| Jan 1, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 27, 2010 | Consumer Confidence Rule |
| Jan 1, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 27, 2010 | Consumer Confidence 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.