Drinking Water Compliance OS

Auburn, WA · King County

Auburn City of 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)
WA5303350
System type
Community Water System
Population served
107,655
Service connections
24,353
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Nitrate

    January 1, 2025 – December 31, 2025

    Archived
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – March 31, 2005

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 1995 – September 30, 1995

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1979 – October 31, 1979

    Archived

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

Enforcement actions

Contact

Auburn City of

Phone not on record

Auburn, WA 98001