Public Water Partners

LUDLOW, CA · San Bernardino County

KNOLL ENTERPRISES Water System

Consumer Confidence Report status

KNOLL ENTERPRISES 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 open health-based violation for KNOLL ENTERPRISES.

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)
CA3600504
System type
Community Water System
Population served
500
Service connections
25
Ownership
privately owned
Water source
groundwater (wells)

KNOLL ENTERPRISES is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 500 people from groundwater.

As of August 1, 2026, its federal record holds 9 entries between 2017 and 2025, of which 1 health-based item remains open.

Of the 9, 4 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 Radionuclides and Revised Rad Rule, inorganic chemicals, and the Lead and Copper Rule.

Violation history

  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    July 1, 2025 – September 30, 2025

    Archived

  • LSL Inventory

    Health-based

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024

    Unaddressed

  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    July 1, 2024 – September 30, 2024

    Archived

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2024 – December 31, 2024

    Archived

  • Monitoring, Regular

    —

    Nitrite

    January 1, 2023 – December 31, 2025

    Archived

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2022 – December 31, 2022

    Archived

  • Monitoring, Regular

    —

    Nitrite

    January 1, 2022 – December 31, 2024

    Archived

  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    January 1, 2021 – March 31, 2021

    Archived

  • Maximum Contaminant Level Violation, Average

    Health-based

    Combined Uranium

    July 1, 2017 – September 30, 2017

    Archived

Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yet

Enforcement actions

Common questions

Is KNOLL ENTERPRISES required to publish a Consumer Confidence Report?

Yes. KNOLL ENTERPRISES 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 KNOLL ENTERPRISES’s next Consumer Confidence Report due?

KNOLL ENTERPRISES’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does KNOLL ENTERPRISES have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show 1 open health-based violation for KNOLL ENTERPRISES.

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

LIVINGSTON, KRISTIE

760-733-4239

LUDLOW, CA 92338