PALO ALTO, CA · Santa Clara County
CITY OF PALO ALTO 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)
- CA4310009
- System type
- Community Water System
- Population served
- 67,231
- Service connections
- 19,949
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
May 1, 2012 – May 31, 2012
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 2012 – May 31, 2012 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- April 21, 2015State Administrative/Compliance Order without penalty issued6 linked violations
- September 7, 2010State Administrative/Compliance Order without penalty issued1 linked violation
- August 31, 2010State Compliance achieved5 linked violations
- April 18, 1995State Public Notification requested5 linked violations
- April 3, 1992State Compliance achieved9 linked violations
Contact
ZUCCA, MATT
650-329-2639
PALO ALTO, CA 94303