PORTERVILLE DEVELOPMENTAL CENTER
California — Community Water System — PWSID: CA5410801
System Information
| PWSID | CA5410801 |
| System Name | PORTERVILLE DEVELOPMENTAL CENTER |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 31, 1980 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | PORTERVILLE |
| ZIP Code | 93258 |
| Address | 26501 AVENUE 140 |
| Organization | HAWORTH, DENNIS |
| Phone | 559-782-2900 |
Population & Service
| Population Served | 1,281 |
| Service Connections | 99 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MCL | Yes | No | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MCL | Yes | No | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MCL | Yes | No | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Nov 1, 2016 | Nov 30, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Nov 30, 2016 | Revised Total Coliform Rule |
| Sep 1, 2011 | Sep 30, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | Total Coliform Rule |
| Aug 1, 2011 | Aug 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | Total Coliform Rule |
| Aug 1, 2011 | Aug 31, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2011 | Total Coliform Rule |
| Jan 1, 2009 | Dec 31, 2009 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2009 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2009 | Dec 31, 2009 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2009 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2009 | Dec 31, 2009 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2009 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2009 | Dec 31, 2009 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2009 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2008 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 5, 2009 | Lead and Copper Rule |
| Jan 1, 2008 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 5, 2009 | Lead and Copper Rule |
| Oct 1, 2004 | Oct 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Oct 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2004 | Total Coliform Rule |
| Jan 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 3, 2005 | Lead and Copper Rule |
| Jan 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 3, 2005 | Lead and Copper Rule |
| Jan 1, 2001 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 27, 2002 | Lead and Copper Rule |
| Jan 1, 2001 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 27, 2002 | Lead and Copper Rule |
| Apr 1, 1999 | Apr 30, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | Total Coliform Rule |
| Apr 1, 1999 | Apr 30, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | Total Coliform Rule |
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.