Drinking Water Compliance OS

POMONA, CA · Los Angeles County

CALIF STATE POLYTECHNICAL UNIV - POMONA Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

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)
CA1910022
System type
Community Water System
Population served
29,854
Service connections
148
Ownership
state government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • LSL Inventory

    Health-based

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024

    Unaddressed
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2021 – December 31, 2021

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2021 – December 31, 2021

    Archived

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

Enforcement actions

Contact

ALLEN, BRIAN

909-869-3046

POMONA, CA 91768