Drinking Water Compliance OS

WARM SPRINGS, 10

SIMNASHO SCHOOLIE 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 10’s official records. Always confirm current status with EPA Region 10 before making decisions based on this information.

System facts

System ID (PWSID)
104101102
System type
Community Water System
Population served
350
Service connections
83
Ownership
Native American tribal
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2015 – June 30, 2015

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2006 – September 30, 2006

    Archived
  • Monitoring, Regular

    Nitrate

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    November 1, 2005 – November 30, 2005

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2004 – September 30, 2004

    Archived
  • Monitoring, Regular

    Nitrate

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2004 – August 15, 2005

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    July 9, 2001 – August 8, 2001

    Archived
  • Monitoring, Regular

    Atrazine

    January 1, 1999 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 1999 – December 31, 2001

    Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

PALMER, RONALD

541-553-1472

WARM SPRINGS, OR 97761