BERRYESSA PINES WATER SYSTEM
California - Community Water System - PWSID: CA2810009
System Information
| PWSID | CA2810009 |
| System Name | BERRYESSA PINES WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 6, 1994 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | NAPA |
| ZIP Code | 94558 |
| Address | 4340 SPANISH FLAT LOOP ROAD |
| Organization | PLUNKETT, WESLEY |
| Phone | 707-966-1607 |
Population & Service
| Population Served | 261 |
| Service Connections | 78 |
Drinking Water Violations (29)
This water system has 29 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 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2025 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2025 | - | |
| Jul 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2022 | - | |
| Jul 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 17, 2022 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2021 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2021 | - | |
| Jan 1, 2011 | Jan 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2011 | - | |
| Jan 1, 2011 | Jan 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2011 | - | |
| Nov 1, 2010 | Nov 30, 2010 | Other | No | No | - | - | - | Resolved | Nov 30, 2010 | - | |
| Nov 1, 2010 | Nov 30, 2010 | Other | No | No | - | - | - | Resolved | Nov 30, 2010 | - | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2006 | - | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2006 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | .0995 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | .0995 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Sep 10, 1998 | Nov 20, 1998 | Other | No | No | - | - | - | Resolved | Nov 16, 1998 | - | |
| Sep 10, 1998 | Nov 20, 1998 | Other | No | No | - | - | - | Resolved | Nov 16, 1998 | - | |
| Jan 1, 1996 | - | MR | No | No | - | TT | - | Resolved | Mar 14, 2018 | - | |
| Jan 1, 1996 | - | MR | No | No | - | TT | - | Resolved | Mar 14, 2018 | - | |
| Jul 1, 1993 | - | MR | No | No | - | TT | - | Resolved | Sep 30, 2005 | - |
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.