ST. HELENA, CA · Napa County
VAILIMA ESTATES MUTUAL WATER Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA2800532
- System type
- Community Water System
- Population served
- 25
- Service connections
- 15
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2021 – March 3, 2022
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
April 1, 2014 – April 30, 2014
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 2014 – March 31, 2014
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
October 1, 2013 – October 31, 2013
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 2013 – September 30, 2013
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2013 – August 31, 2013
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 2013 – July 31, 2013
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2012 – October 31, 2012
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2021 – March 3, 2022 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| April 1, 2014 – April 30, 2014 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
| March 1, 2014 – March 31, 2014 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 2013 – October 31, 2013 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 2013 – September 30, 2013 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| August 1, 2013 – August 31, 2013 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 2013 – July 31, 2013 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 2012 – October 31, 2012 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- March 3, 2022State Compliance achieved3 linked violations
- November 10, 2021State Administrative/Compliance Order without penalty issued2 linked violations
- May 30, 2014State Compliance achieved1 linked violation
- May 14, 2014State Violation/Reminder Notice2 linked violations
- April 30, 2014State Compliance achieved1 linked violation
- April 14, 2014State Violation/Reminder Notice2 linked violations
- November 30, 2013State Compliance achieved1 linked violation
- October 30, 2013State Compliance achieved1 linked violation
- September 19, 2013State Violation/Reminder Notice2 linked violations
- August 31, 2013State Compliance achieved3 linked violations
- December 30, 2011State Compliance achieved2 linked violations
- December 15, 2011State Violation/Reminder Notice3 linked violations
- December 30, 2002State Compliance achieved2 linked violations
- March 28, 2002State Compliance achieved3 linked violations
Contact
HAAS, CHUCK
408-859-2293
ST. HELENA, CA 94574