Pateros, WA · Okanogan County
PATEROS WATER DEPARTMENT 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)
- WA5366450
- System type
- Community Water System
- Population served
- 1,149
- Service connections
- 344
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Nitrate
October 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2021 – December 31, 2021
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2021 – December 31, 2021
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Toluene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Styrene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Benzene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2019 – March 31, 2019
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Benzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Toluene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Styrene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Vinyl chloride
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2018 – December 31, 2018
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2014 – October 23, 2014
ResolvedMonitoring, Regular
—Selenium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Barium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Cadmium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Chromium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Fluoride
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Mercury
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Nickel
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Arsenic
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 1991 – December 31, 1991
ArchivedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
November 1, 1991 – November 30, 1991
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
November 1, 1991 – November 30, 1991
ArchivedMonitoring, Regular
—Cadmium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Barium
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 |
|---|---|---|---|---|
| October 1, 2024 – December 31, 2024 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2021 – December 31, 2021 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2021 – December 31, 2021 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2014 – October 23, 2014 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Nickel | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Thallium, Total | — | Resolved |
| December 1, 1991 – December 31, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| November 1, 1991 – November 30, 1991 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Archived |
| November 1, 1991 – November 30, 1991 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | 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 | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- April 9, 2025State Compliance achieved1 linked violation
- December 14, 2022State Compliance achieved1 linked violation
- December 14, 2022State Compliance achieved1 linked violation
- April 1, 2019State Compliance achieved40 linked violations
- January 23, 2017State Compliance achieved1 linked violation
- October 21, 2016State Compliance achieved1 linked violation
- October 23, 2014State Compliance achieved1 linked violation
- October 16, 2013State Compliance achieved1 linked violation
- June 16, 2011State Compliance achieved12 linked violations
- December 31, 2004State Compliance achieved9 linked violations
- December 8, 2004State Compliance achieved10 linked violations
- November 30, 1991State Violation/Reminder Notice1 linked violation
- November 30, 1991State Public Notification received12 linked violations
- October 31, 1991State Violation/Reminder Notice1 linked violation
- October 31, 1991State Public Notification received9 linked violations
Contact
PATEROS WATER DEPARTMENT
Phone not on record
Pateros, WA 98846