PALO ALTO, CA · San Mateo County
O'CONNOR TRACT CO-OPERATIVE WATER CO. 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)
- CA4110019
- System type
- Community Water System
- Population served
- 2,789
- Service connections
- 359
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Treatment Technique, Level 1 Assessment (RTCR)
Health-basedRevised Total Coliform Rule
April 1, 2018 – August 15, 2019
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2018 – August 15, 2019 | Treatment Technique, Level 1 Assessment (RTCR) | Revised Total Coliform Rule | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 15, 2019State Compliance achieved1 linked violation
- December 14, 2015State Administrative/Compliance Order without penalty issued2 linked violations
- October 30, 2004State Compliance achieved1 linked violation
- June 30, 2000State Compliance achieved1 linked violation
- June 12, 2000State Violation/Reminder Notice5 linked violations
- June 12, 2000State Public Notification requested13 linked violations
Contact
JONES, DAVID
650-678-2208
PALO ALTO, CA 94302