Drinking Water Compliance OS

Waterville, WA · Douglas County

MANSFIELD WATER SYSTEM Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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)
WA5350850
System type
Community Water System
Population served
380
Service connections
229
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2009

    Unaddressed
  • Monitoring, Regular

    Nitrate

    January 1, 2008 – December 31, 2008

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Antimony, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    March 1, 1998 – March 31, 1998

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 1996 – December 31, 1996

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    November 1, 1996 – November 30, 1996

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 1995 – December 31, 1995

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 1995 – August 31, 1995

    Archived
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    October 19, 1994 – November 18, 1994

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1993 – July 31, 1993

    Archived
  • Monitoring, Regular

    Nitrate

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Selenium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Arsenic

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Barium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Cadmium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Chromium

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Fluoride

    October 1, 1979 – October 31, 1979

    Archived
  • Monitoring, Regular

    Mercury

    October 1, 1979 – October 31, 1979

    Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

MANSFIELD WATER SYSTEM

Phone not on record

Waterville, WA 98858-0299