Winthrop, WA · Okanogan County
WINTHROP TOWN 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)
- WA5397750
- System type
- Community Water System
- Population served
- 1,350
- Service connections
- 484
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
December 1, 2024 – December 31, 2024
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
August 1, 2024 – August 31, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2024 – February 19, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2024 – June 30, 2024
ResolvedMonitoring, Regular
—Nitrate
January 1, 2024 – December 31, 2024
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2022 – September 30, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2018 – January 31, 2018
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2016 – November 1, 2016
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2011 – November 7, 2011
ResolvedMonitoring, Regular
—Nitrate
January 1, 2009 – December 31, 2009
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2009 – December 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
November 1, 2003 – November 30, 2003
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 2003 – July 31, 2003
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 2000 – September 30, 2000
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 1992 – October 31, 1992
ArchivedMonitoring, 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)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 1, 2024 – December 31, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| August 1, 2024 – August 31, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2024 – February 19, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| June 1, 2024 – June 30, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2022 – September 30, 2025 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2018 – January 31, 2018 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2016 – November 1, 2016 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2011 – November 7, 2011 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2009 – December 31, 2009 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| November 1, 2003 – November 30, 2003 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| July 1, 2003 – July 31, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| September 1, 2000 – September 30, 2000 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1992 – October 31, 1992 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- September 30, 2025State Compliance achieved1 linked violation
- February 19, 2025State Compliance achieved1 linked violation
- January 6, 2025State Compliance achieved1 linked violation
- January 6, 2025State Compliance achieved1 linked violation
- September 3, 2024State Compliance achieved1 linked violation
- July 1, 2024State Compliance achieved1 linked violation
- February 5, 2018State Compliance achieved1 linked violation
- November 1, 2016State Compliance achieved1 linked violation
- November 7, 2011State Compliance achieved1 linked violation
- July 1, 2010State Compliance achieved1 linked violation
- September 30, 2000State Public Notification requested6 linked violations
- October 31, 1992State Violation/Reminder Notice2 linked violations
Contact
WINTHROP TOWN OF
Phone not on record
Winthrop, WA 98862