Drinking Water Compliance OS

Walla Walla, WA · Walla Walla County

SYDNEY HEIGHTS WATER ASSN 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)
WA5386647
System type
Community Water System
Population served
130
Service connections
47
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2024 – December 31, 2024

    Archived

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2021 – December 31, 2021

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    October 1, 2015 – December 31, 2015

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2015 – March 31, 2015

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2014 – March 31, 2014

    Resolved

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 2005 – October 31, 2005

    Archived

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2002 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2002 – December 31, 2004

    Resolved

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    May 1, 1993 – May 31, 1993

    Archived

  • 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

SYDNEY HEIGHTS WATER ASSN

Phone not on record

Walla Walla, WA 99362