Public Water Partners

DELANO, CA · Kern County

KERN VALLEY STATE PRISON Water System

Consumer Confidence Report status

KERN VALLEY STATE PRISON 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 KERN VALLEY STATE PRISON.

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)
CA1510802
System type
Community Water System
Population served
5,000
Service connections
2,248
Ownership
state government
Water source
groundwater (wells)

KERN VALLEY STATE PRISON is one of 278 community water systems in California in the 3,301 to 10,000 people size category, serving 5,000 people from groundwater.

As of August 1, 2026, its federal record holds 3 entries between 2008 and 2015, all of which EPA lists as closed. Nothing has been added since 2015.

Of the 3, 1 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 inorganic chemicals and the Stage 2 Disinfectants and Disinfection Byproducts Rule.

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2015 – December 31, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2009 – September 30, 2009

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2008 – December 31, 2008

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Common questions

Is KERN VALLEY STATE PRISON required to publish a Consumer Confidence Report?

Yes. KERN VALLEY STATE PRISON 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 KERN VALLEY STATE PRISON’s next Consumer Confidence Report due?

KERN VALLEY STATE PRISON’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does KERN VALLEY STATE PRISON have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for KERN VALLEY STATE PRISON.

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

BRANCATO, JOSEPH

661-721-6300

DELANO, CA 93216