Drinking Water Compliance OS

PLYMOUTH, CA · Amador County

PLYMOUTH, CITY OF Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
CA0310004
System type
Community Water System
Population served
1,060
Service connections
535
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Notification, Known or Potential LSL

    LEAD AND COPPER RULE REVISIONS

    July 2, 2025

    Unaddressed
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2021 – December 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2005 – January 31, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2001 – November 20, 2001

    Resolved
  • Monitoring, Regular

    Nitrate

    January 26, 1999 – January 25, 2000

    Resolved
  • Monitoring, Regular

    Nitrite

    January 25, 1999 – January 24, 2000

    Resolved
  • Monitoring, Regular

    Nitrite

    January 25, 1998 – January 24, 1999

    Resolved
  • Monitoring, Regular

    Nitrite

    January 25, 1997 – January 24, 1998

    Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

Contact

ROBERTS, MARGARET

209-245-6941

PLYMOUTH, CA 95669