Drinking Water Compliance OS

TUOLUMNE, CA · Tuolumne County

MULLER MUTUAL WATER COMPANY Water System

Current status

No open violations on record as of July 4, 2026.

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)
CA5500064
System type
Community Water System
Population served
154
Service connections
55
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Notification, Public

    No contaminant on record

    September 1, 1984 – September 30, 1984

    Archived
  • Notification, Public

    No contaminant on record

    August 1, 1984 – August 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    July 1, 1984 – July 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    June 1, 1984 – June 30, 1984

    Archived
  • Notification, Public

    No contaminant on record

    May 1, 1984 – May 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    April 1, 1984 – April 30, 1984

    Archived
  • Notification, Public

    No contaminant on record

    March 1, 1984 – March 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    February 1, 1984 – February 29, 1984

    Archived
  • Notification, Public

    No contaminant on record

    January 1, 1984 – January 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    December 1, 1983 – December 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    November 1, 1983 – November 30, 1983

    Archived
  • Notification, Public

    No contaminant on record

    October 1, 1983 – October 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    September 1, 1983 – September 30, 1983

    Archived
  • Notification, Public

    No contaminant on record

    August 1, 1983 – August 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    July 1, 1983 – July 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    June 1, 1983 – June 30, 1983

    Archived
  • Notification, Public

    No contaminant on record

    April 1, 1983 – April 30, 1983

    Archived
  • Notification, Public

    No contaminant on record

    March 1, 1983 – March 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    February 1, 1983 – February 28, 1983

    Archived
  • Notification, Public

    No contaminant on record

    January 1, 1983 – January 31, 1983

    Archived
  • Notification, Public

    No contaminant on record

    December 1, 1982 – December 31, 1982

    Archived
  • Notification, Public

    No contaminant on record

    November 1, 1982 – November 30, 1982

    Archived
  • Notification, Public

    No contaminant on record

    October 1, 1982 – October 31, 1982

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1981 – September 30, 1982

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Contact

KREIG, TONY

209-928-1925

TUOLUMNE, CA 95379