MANDALA WATER SYSTEM
California - Transient Non-Community - PWSID: CA1700650
System Information
| PWSID | CA1700650 |
| System Name | MANDALA WATER SYSTEM |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1984 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SAN RAFAEL |
| ZIP Code | 94912 |
| Address | P.O. Box 3088 |
| Organization | GOFF, RAOUL |
| Phone | 707-928-0211 |
Population & Service
| Population Served | 212 |
| Service Connections | 113 |
Drinking Water Violations (18)
This water system has 18 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, 2014 | Aug 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2014 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| Apr 1, 2009 | Apr 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2009 | - | |
| Apr 1, 2009 | Apr 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2009 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2008 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| Apr 1, 1984 | Apr 30, 1984 | Other | No | No | - | - | - | Archived | Apr 30, 1984 | - | |
| Feb 1, 1984 | Feb 29, 1984 | Other | No | No | - | - | - | Archived | Feb 29, 1984 | - | |
| Jan 1, 1984 | Jan 31, 1984 | Other | No | No | - | - | - | Archived | Jan 31, 1984 | - |
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.