SONOMA WAREHOUSING
California - Non-Transient Non-Community - PWSID: CA4901061
System Information
| PWSID | CA4901061 |
| System Name | SONOMA WAREHOUSING |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 6, 1987 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SONOMA |
| ZIP Code | 95476 |
| Address | P.O. Box 1344 |
| Organization | ALCAYAGA, PATRICK |
| Phone | 707-938-1044 |
Population & Service
| Population Served | 200 |
| Service Connections | 3 |
Drinking Water Violations (11)
This water system has 11 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, 2008 | Dec 31, 2008 | MCL | Yes | No | .031 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MCL | Yes | No | .026 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MCL | Yes | No | .031 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MCL | Yes | No | .019 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2008 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MCL | Yes | No | .042 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | .042 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | .042 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2007 | - | |
| Aug 1, 2006 | Aug 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2006 | - | |
| Aug 1, 2006 | Aug 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2006 | - |
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.