PHELPS VINEYARDS
California — Non-Transient Non-Community — PWSID: CA2800609
System Information
| PWSID | CA2800609 |
| System Name | PHELPS VINEYARDS |
| 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 28, 1986 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | ST. HELENA |
| ZIP Code | 94574 |
| Address | 200 Taplin Rd |
| Organization | MCKENZIE, THOMAS |
| Phone | 707-967-3738 |
Population & Service
| Population Served | 19,412 |
| Service Connections | 10 |
Drinking Water Violations (13)
This water system has 13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 4, 2021 | Consumer Confidence Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 4, 2021 | Consumer Confidence Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jan 1, 2009 | Jan 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | Total Coliform Rule |
| Jan 1, 2009 | Jan 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | Total Coliform Rule |
| Apr 1, 2001 | Apr 30, 2001 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | Total Coliform Rule |
| Apr 1, 2001 | Apr 30, 2001 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | Total Coliform Rule |
| Oct 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2000 | Total Coliform Rule |
| Oct 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2000 | Total Coliform Rule |
| Jan 1, 1997 | Mar 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1997 | Total Coliform Rule |
| Jan 1, 1997 | Mar 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1997 | Total Coliform Rule |
| — | — | — | 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.