Pasco, WA · Franklin County

SUNSET DOMESTIC 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): WA5386100
System type: Community Water System
Population served: 60
Service connections: 20
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2024 – April 30, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2024 – February 29, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2022 – September 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2022 – July 31, 2022
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Mercury
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Nickel
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Selenium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2017 – December 31, 2019
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2017 – September 16, 2020
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Barium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Chromium
January 1, 2017 – December 31, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2013 – October 11, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2009 – March 31, 2009
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2008 – December 31, 2008
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2000 – May 31, 2000
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1996 – November 30, 1996
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1995 – September 30, 1995
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1993 – January 31, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1992 – December 31, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1992 – September 30, 1992
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1992 – April 30, 1992
Archived
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1991 – December 31, 1991
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 1991 – October 31, 1991
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
Monitoring, Regular
—
Nitrate
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)

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2024 – April 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
February 1, 2024 – February 29, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2022 – September 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2022 – July 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Mercury	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Nickel	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Selenium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2017 – September 16, 2020	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Barium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Chromium	—	Resolved
July 1, 2013 – October 11, 2013	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
March 1, 2011 – March 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
January 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
May 1, 2000 – May 31, 2000	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
November 1, 1996 – November 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 1995 – September 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 1993 – January 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1992 – December 31, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 1992 – September 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 1992 – April 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
December 1, 1991 – December 31, 1991	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1991 – October 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Selenium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Arsenic	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Barium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Cadmium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Chromium	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Fluoride	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Mercury	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Nitrate	—	Archived

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

Enforcement actions

May 7, 2024State Compliance achieved1 linked violation
March 5, 2024State Compliance achieved1 linked violation
October 5, 2022State Compliance achieved1 linked violation
August 15, 2022State Compliance achieved1 linked violation
September 16, 2020State Compliance achieved1 linked violation
June 25, 2020State Compliance achieved1 linked violation
June 25, 2020State Compliance achieved13 linked violations
October 20, 2014State Compliance achieved1 linked violation
October 11, 2013State Compliance achieved1 linked violation
April 30, 2011State Compliance achieved1 linked violation
January 31, 1993State Violation/Reminder Notice2 linked violations
December 31, 1992State Violation/Reminder Notice2 linked violations
September 30, 1992State Violation/Reminder Notice1 linked violation
April 30, 1992State Violation/Reminder Notice1 linked violation

Contact

SUNSET DOMESTIC WATER ASSN

Phone not on record

Pasco, WA 99301