Is WEST VALLEY COUNTY WATER DISTRICT required to publish a Consumer Confidence Report?

Yes. WEST VALLEY COUNTY WATER 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 WEST VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report due?

WEST VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

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.

SACRAMENTO, CA · Los Angeles County

WEST VALLEY COUNTY WATER DISTRICT Water System

Consumer Confidence Report status

WEST VALLEY COUNTY WATER 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 no open violations for WEST VALLEY COUNTY WATER DISTRICT.

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): CA1909006
System type: Community Water System
Population served: 798
Service connections: 270
Ownership: local government
Water source: groundwater (wells)

WEST VALLEY COUNTY WATER DISTRICT is one of 728 community water systems in California in the 501 to 3,300 people size category, serving 798 people from groundwater.

As of August 1, 2026, its federal record holds 5 entries between 1997 and 2008, all of which EPA lists as closed. Nothing has been added since 2008.

None of the 5 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Total Coliform Rules.

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2008 – August 31, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2007 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1998 – October 31, 1998
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1997 – November 30, 1997
Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2008 – August 31, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2007 – December 31, 2007	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2002 – August 31, 2002	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 1998 – October 31, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1997 – November 30, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

September 28, 2008State Compliance achieved1 linked violation
September 18, 2008State Administrative/Compliance Order without penalty issued1 linked violation
January 4, 2008State Administrative/Compliance Order without penalty issued1 linked violation
September 29, 2002State Administrative/Compliance Order without penalty issued2 linked violations
October 22, 1998State Public Notification received13 linked violations
November 19, 1997State Public Notification received6 linked violations
September 30, 1996State Compliance achieved1 linked violation

Common questions

Is WEST VALLEY COUNTY WATER DISTRICT required to publish a Consumer Confidence Report?: Yes. WEST VALLEY COUNTY WATER 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 WEST VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report due?: WEST VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WEST VALLEY COUNTY WATER DISTRICT have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for WEST VALLEY COUNTY WATER DISTRICT.
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

SKELTON, DEBRA

559-230-9730

SACRAMENTO, CA 95834