Drinking Water Compliance OS

PRINEVILLE, OR · Crook County

OCHOCO WEST WTR & SAN AUTHORITY 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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.

System facts

System ID (PWSID)
OR4100681
System type
Community Water System
Population served
400
Service connections
242
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2025 – September 4, 2025

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Regular

    Arsenic

    October 1, 2022 – December 31, 2022

    Resolved
  • Monitoring, Regular

    Arsenic

    October 1, 2021 – December 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2019 – September 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2019 – September 30, 2021

    Resolved
  • Monitoring, Regular

    Arsenic

    July 1, 2012 – September 30, 2012

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2010 – September 23, 2009

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2005 – September 30, 2005

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 19, 2004 – November 21, 2006

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – November 21, 2006

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    October 19, 2003 – November 21, 2006

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2003 – November 21, 2006

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2002 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1997 – December 31, 1997

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 1991 – August 31, 1991

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    June 1, 1976 – May 31, 1980

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 1, 1976 – May 31, 1980

    Archived

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

Enforcement actions

Contact

OCHOCO WEST WTR & SAN AUTHORITY

541-447-1934

PRINEVILLE, OR 97754