Drinking Water Compliance OS

Thorp, WA · Kittitas County

KITTITAS COUNTY WATER DISTRICT #4 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 Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

System facts

System ID (PWSID)
WA5342447
System type
Community Water System
Population served
510
Service connections
116
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2023 – October 4, 2023

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2020 – December 31, 2020

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2020 – December 31, 2020

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2005 – April 30, 2005

    Archived
  • Monitoring, Regular

    Diquat

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    October 1, 1993 – October 31, 1993

    Archived
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    January 1, 1992 – January 31, 1992

    Archived

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

Enforcement actions

Contact

KITTITAS COUNTY WATER DISTRICT #4

Phone not on record

Thorp, WA 98946