BUTTONWILLOW CWD
California — Community Water System — PWSID: CA1510011
System Information
| PWSID | CA1510011 |
| System Name | BUTTONWILLOW CWD |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | BUTTONWILLOW |
| ZIP Code | 93206 |
| Address | P.O. BOX 274 |
| Organization | GARCIA, RICHARD |
| Phone | 661-303-7878 |
Population & Service
| Population Served | 1,508 |
| Service Connections | 416 |
Drinking Water Violations (17)
This water system has 17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2012 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 21, 2016 | Lead and Copper Rule |
| Oct 1, 2012 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 21, 2016 | Lead and Copper Rule |
| Jun 1, 2011 | Jun 30, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | Total Coliform Rule |
| Jun 1, 2011 | Jun 30, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | Total Coliform Rule |
| Nov 1, 2002 | Nov 30, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2002 | Total Coliform Rule |
| Nov 1, 2002 | Nov 30, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2002 | Total Coliform Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | Total Coliform Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | Total Coliform Rule |
| Jan 1, 2000 | Dec 31, 2000 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2000 | Nitrate Rule |
| Jan 1, 2000 | Dec 31, 2000 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2000 | Nitrate Rule |
| Jan 4, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2001 | Lead and Copper Rule |
| Jan 4, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 4, 2001 | Lead and Copper Rule |
| Dec 1, 1994 | Dec 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1994 | Total Coliform Rule |
| Dec 1, 1994 | Dec 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1994 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Sep 1, 1992 | Sep 30, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1992 | 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.