Drinking Water Compliance OS

Banning, 09

Morongo 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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID)
090600142
System type
Community Water System
Population served
16,000
Service connections
686
Ownership
Native American tribal
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    November 1, 2008 – November 30, 2008

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    August 1, 2008 – August 31, 2008

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    November 1, 2007 – November 30, 2007

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    August 1, 2007 – August 31, 2007

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    December 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    September 1, 2005 – September 30, 2005

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    July 1, 2005 – July 31, 2005

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    April 1, 2005 – April 30, 2005

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    February 1, 2005 – February 28, 2005

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    October 1, 2003 – October 31, 2003

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2001 – December 31, 2001

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2000 – August 18, 2006

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1998 – October 31, 1998

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    June 1, 1998 – June 30, 1998

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    June 1, 1998 – June 30, 1998

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    February 1, 1998 – February 28, 1998

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Asbestos

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 1998 – December 31, 1998

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    January 1, 1998 – January 31, 1998

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    January 1, 1998 – January 31, 1998

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 1997 – December 31, 1997

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    March 1, 1996 – March 31, 1996

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1991 – October 31, 1991

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 1991 – September 30, 1991

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    May 1, 1991 – May 31, 1991

    Resolved
  • Maximum Contaminant Level Violation, Acute (TCR)

    Health-based

    Coliform (TCR)

    January 1, 1991 – January 31, 1991

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

Morongo Band of Mission Indians

9518494697

Banning, CA 92220