CLARKSBURG MIDDLE SCHOOL
California - Non-Transient Non-Community - PWSID: CA5700509
System Information
| PWSID | CA5700509 |
| System Name | CLARKSBURG MIDDLE SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | RIO VISTA |
| ZIP Code | 94571 |
| Address | 445 Montezuma St |
| Organization | AGAN, CODI |
| Phone | 707-374-1707 |
Population & Service
| Population Served | 460 |
| Service Connections | 3 |
Drinking Water Violations (24)
This water system has 24 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 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2020 | - | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2020 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 20, 2016 | - | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jul 20, 2016 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 9, 2008 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 12, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 3, 1999 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 3, 1999 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 3, 1999 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 27, 1997 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 27, 1997 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| Mar 1, 1983 | Mar 31, 1983 | Other | No | No | - | - | - | Archived | Mar 31, 1983 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.