Drinking Water Compliance OS

Des Moines, WA · King County

KING COUNTY WATER DISTRICT #54 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)
WA5339950
System type
Community Water System
Population served
5,373
Service connections
2,215
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Maximum Contaminant Level Violation, Acute (TCR)

    Health-based

    Coliform (TCR)

    September 1, 2013 – September 30, 2013

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 2006 – September 30, 2006

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    April 1, 2005 – April 30, 2005

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    March 1, 2005 – March 31, 2005

    Archived
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1979 – October 31, 1979

    Archived

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

Enforcement actions

Contact

KING COUNTY WATER DISTRICT #54

Phone not on record

Des Moines, WA 98189