ARBUCKLE, CA · Colusa County
ARBUCKLE PUBLIC UTILITY DISTRICT Water System
Consumer Confidence Report status
ARBUCKLE PUBLIC UTILITY DISTRICT must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show 1 item for ARBUCKLE PUBLIC UTILITY DISTRICT that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- CA0610001
- System type
- Community Water System
- Population served
- 2,778
- Service connections
- 1,027
- Ownership
- local government
- Water source
- groundwater (wells)
ARBUCKLE PUBLIC UTILITY DISTRICT is one of 728 community water systems in California in the 501 to 3,300 people size category, serving 2,778 people from groundwater.
As of August 1, 2026, its federal record holds 3 entries between 2024 and 2025, of which 1 remains open; none are health-based.
All 3 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules and the Lead and Copper Rule.
Violation history
Notification, Known or Potential LSL
—LEAD AND COPPER RULE REVISIONS
July 2, 2025
UnaddressedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2025 – June 30, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2024 – January 31, 2024
Resolved
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 2, 2025 | Notification, Known or Potential LSL | LEAD AND COPPER RULE REVISIONS | — | Unaddressed |
| June 1, 2025 – June 30, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2024 – January 31, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
- September 24, 2025State Administrative/Compliance Order without penalty issued11 linked violations
Common questions
Is ARBUCKLE PUBLIC UTILITY DISTRICT required to publish a Consumer Confidence Report?
- Yes. ARBUCKLE PUBLIC UTILITY DISTRICT is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is ARBUCKLE PUBLIC UTILITY DISTRICT’s next Consumer Confidence Report due?
- ARBUCKLE PUBLIC UTILITY DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does ARBUCKLE PUBLIC UTILITY DISTRICT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 item for ARBUCKLE PUBLIC UTILITY DISTRICT that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
GOMEZ, FABIAN
530-476-2054
ARBUCKLE, CA 95912